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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 2452. Отображено 200.
10-06-2015 дата публикации

УСТРОЙСТВО РАЗДЕЛЕНИЯ ФАЗ С РАЗНЫМИ ПЛОТНОСТЯМИ

Номер: RU2552411C2

Группа изобретений относится к устройствам для взятия и транспортировки проб текучей среды, в процессе которой устройства и пробу текучей среды подвергают центрифугированию для отделения фракций с более высокой плотностью от фракции с более низкой плотностью. Механический разделитель для разделения пробы жидкости на первую и вторую фазы внутри контейнера для пробы имеет корпус разделителя со сформированным в нем сквозным каналом, обеспечивающим прохождение через него жидкости. Корпус разделителя содержит поплавок, имеющий первую плотность, и балласт, имеющий вторую плотность, превышающую первую плотность, причем часть поплавка соединена с частью балласта. Узел разделителя для обеспечения разделения пробы текучей среды на первую и вторую фазы содержит контейнер для пробы, имеющий первый конец, второй конец и боковую стенку, проходящую между ними, при этом продольная ось контейнера для пробы проходит между первым и вторым концами, и механический разделитель. Механический разделитель содержит ...

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31-05-2019 дата публикации

Устройство дифференцированного сбора атмосферных осадков

Номер: RU2690209C1

Изобретение относится к устройствам для дифференцированного сбора атмосферных осадков. Сущность: устройство содержит защитный корпус (1) цилиндрической формы с открытыми верхней и нижней частями. К внутренней стенке защитного корпуса (1) с помощью пластин (10) крепления присоединена емкость (2) для сбора атмосферных осадков исходного химического состава. К емкости (2) для сбора атмосферных осадков исходного химического состава посредством шарнира (7) прикреплена крышка (3). Крышка (3) имеет верхний бортик (4) и выступающий желоб (5), соединенный с концевой воронкой (6). Конец выступающего желоба (5) посредством шарнира (9) соединен с емкостью (8) для сбора осадков с компонентами веществ аэрозолей поверхностного загрязнения. Технический результат: обеспечение дифференцированного сбора атмосферных осадков, упрощение конструкции. 1 ил.

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03-04-2024 дата публикации

Устройство отбора проб многофазного флюида и способ его реализации

Номер: RU2816682C1

Изобретение относится к устройствам и способам для испытания или калибровки приборов измерения многофазных потоков и может быть использовано в нефтегазовой отрасли, а также в металлургической, машиностроительной, энергетической, химической и других отраслях промышленности, где возникает необходимость измерений расхода и компонентного состава многофазного флюида при различных термобарических условиях. Устройство отбора проб многофазного флюида содержит порт подключения, предназначенный для подключения в линию трубопровода, с пробоотборным зондом для забора пробы из линии, первый сепаратор, снабженный уровнемером, манометром и по меньшей мере двумя датчиками температуры, соединенный с пробоотборными контейнерами, для разделения флюида на три фазы: воду, нестабильный конденсат и сепарационный газ, второй сепаратор, снабженный уровнемером, манометром, нагревателем и по меньшей мере одним датчиком температуры, соединенный с пробоотборными контейнерами, для разделения сепарационного газа на газ ...

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20-08-2015 дата публикации

УСТРОЙСТВО ДЛЯ РАЗДЕЛЕНИЯ ТЕКУЧЕЙ СРЕДЫ НА ФАЗЫ С РАЗНЫМИ ПЛОТНОСТЯМИ (ВАРИАНТЫ)

Номер: RU2015111344A
Принадлежит:

... 1. Устройство для разделения пробы текучей среды внутри контейнера для пробы, включающее разделитель, в котором сформирован проходящий вдоль оси сквозной канал, выполненный с возможностью прохождения через него текучей среды, и при этом разделитель содержит:поплавок, имеющий первую плотность; ибалласт, имеющий вторую плотность, превышающую первую плотность, причем часть поплавка соединена с частью балласта,при этом разделитель имеет центр масс и центр объема, смещенный относительно центра масс, ипоплавок формирует верхнюю внешнюю поверхность разделителя, балласт формирует нижнюю внешнюю поверхность разделителя, а ось сквозного канала расположена в плоскости, проходящей под углом относительно плоскости, простирающейся вертикально от высшей точки верхней внешней поверхности поплавка до низшей точки нижней внешней поверхности балласта и через центр разделителя.2. Устройство по п. 1, в котором центр масс смещен в сторону от оси сквозного канала.3. Устройство по п. 2, в котором центр объема ...

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28-02-2019 дата публикации

Tiefentnahmegerät für Flüssigkeitsproben

Номер: DE102017008037A1
Принадлежит:

Die Erfindung betrifft ein Entnahmegerät für Flüssigkeitsproben, mit einer Saug-Druckeinrichtung, die Probenflüssigkeit aus einer tiefer befindlichen Flüssigkeit ansaugt, wobei die Förderhöhe über der maximal möglichen geodätischen Forderhöhe liegt. Das Entnahmegerät arbeitet mit 2 Förderleitungen (1) und (2) in die mit Unterdruck Flüssigkeit bis zu einer maximalen Höhe eingesaugt wird und nachfolgend durch Belüften oder Druckbeaufschlagung nur einer Förderleitung (2) die Flüssigkeit in der anderen Förderleitung (1) in einen Auffangbehälter oberhalb der maximalen geodätischen Förderhöhe gefördert wird.

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10-09-1970 дата публикации

Vorrichtung zur chemischen Untersuchung von Proben

Номер: DE0001598623A1
Автор:
Принадлежит:

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17-04-1975 дата публикации

FRAKTIONSSAMMLER

Номер: DE0002448189A1
Принадлежит:

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10-01-1974 дата публикации

Номер: DE0002023752B2
Принадлежит: K.K. TOYO SEISAKUSHO, OSAKA (JAPAN)

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14-09-1972 дата публикации

Programmgesteuerter Fraktionssammler mit einem Verteilerkopf

Номер: DE0001966363A1
Принадлежит:

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07-11-2012 дата публикации

Fluid sampling apparatus and method

Номер: GB0201216900D0
Автор:
Принадлежит:

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17-03-1976 дата публикации

LIQUID SAMPLER

Номер: GB0001428462A
Автор:
Принадлежит:

... 1428462 Sampling liquid INSTRUMENTATION SPECIALTIES CO 13 March 1973 [4 April 1972] 3659/75 Divided out of 1428461 Heading B8N The disclosure is identical with that of the parent Specification 1,428,461 but the claims are directed to a sample collector comprising a substantially cylindrical casing of a sufficiently small size to fit through a manhole, a harness 28, Fig. 1, attached to the casing to lower the casing through a manhole, a bottle holding compartment 42, Fig. 2, near the bottom of the casing, and a fluid pumping and distributing system in the upper part of the casing to deposit samples into bottles 44, 46 in the compartment 42 in use.

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22-04-1998 дата публикации

Liquid sampler

Номер: GB0002318367A
Принадлежит:

A sampler for liquids, such for example as wastewater, which is required to receive and hold a sample and discharge the sample after a given holding time, in which the sample is received and held in a sample container 11 which is tipped after the given time to discharge the sample and returned to a receiving position for a further sample.

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10-06-1965 дата публикации

Apparatus for the distribution of fluid in successive portions

Номер: GB0000995016A
Автор:
Принадлежит:

... 995,016. Valves. CESKOSLOVENSKA AKADEMIE VED. Aug. 7, 1962 [Aug. 7, 1961], No. 30136/62. Heading F2V. [Also in Division B8] A rotary selector valve for connecting an inlet 1 selectively to a number of outlet conduits 16 comprises two spindles 3, 5 which are sealingly connected together for rotation of the spindle 5 relative to the fixed spindle 3, these spindles having a combined axial bore 6a, 6b, which communicates at one end with the inlet 1 and at the other end with a conduit 7 connected to an apertured valve member 8 slidable in an arm 12 fast with the spindle 5, this valve member sliding on a seating plate 14 to connect selectively with spaced apertures in the plate connected to the outlet conduits 16. The valve 8 is spring-biased through a roller 17 carried by an arm 18 hinged to the arm 12 the roller bearing on a top plate 21 and the arm 18 bearing adjustably on the valve through a spring 10. A second valve (not shown), similar to the valve 8, is connected to a second common connection ...

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12-01-1966 дата публикации

Liquid dispensing device

Номер: GB0001017068A
Автор:
Принадлежит:

... 1,017,068. Liquid dispensing devices. CESKOSLOVENSKA AKADEMIE VED. Oct. 29, 1962 [Nov. 18, 1961], No. 40744/62. Heading B8T. [Also in Division G3] A device for supplying liquid to vessels placed in concentric rows or in a spiral includes a rotatable arm comprising an inner part 1 to which is pivoted, at 5, a part 6 carrying an adjustable holder 7 which supports a liquid hose 8. The holder 7 is slotted at 9 and secured by a screw 10. In the embodiment shown the part 6 is held in one of a number of positions by a roller 12 on a pawl 13 engaging in notches 15 in a segment 11 attached to the arm 6. In filling vessels placed in concentric rows, on each revolution of the arm the part 6 is pivoted outwardly one step so that a further concentric row of vessels is filled. For this purpose a roller 16 on a fixed arm 17 engages with guides 19a, 196 and 19c on an auxiliary segment 20 which is pivoted at 21 and connected to the part 6 by a rod 22. Alternatively the segment 20 is attached to the pivot ...

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24-04-1957 дата публикации

Improved apparatus for collecting liquid samples

Номер: GB0000773357A
Автор: ALM RASMUS STRANDE
Принадлежит:

... 773,357. Filling containers with liquid. LKB-PRODUKTER FABRIKSAKTIEBOLAG. Sept. 30, 1955, No. 27908/55. Class 125(2). [Also in Group XVIII] An automatic liquid sample collector comprises test tubes 8 arranged in a plurality of adjacent rows R1, R2, R3 and R4, a delivery device 11, 12 for delivering sample liquid into the test tubes, and a driving mechanism for moving the device 11, 12 and the test tubes 8 relatively to each other step by step, the test tubes being arranged in a plurality of separate holders 6 and the driving mechanism being arranged to deliver sample liquid into all the test tubes of one holder in consecutive order before delivering sample liquid into the test tubes of an adjacent holder. In the preferred embodiment, liquid from a pipe 13 which may be connected to a filter column drips into a cup 11 until it has risen to the level of the upper bend of a siphon 12 when the contents of the cup are automatically discharged into a test tube. The cup 11 is mounted on a balance ...

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26-02-2020 дата публикации

Effects of space travel on human brain cells

Номер: GB0202000506D0
Автор:
Принадлежит:

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18-10-1972 дата публикации

IMPROVEMENTS IN AND RELATING TO DISTRIBUTORS OF LIQUID FRACTIONS

Номер: GB0001293219A
Принадлежит:

... 1293219 Valves COMMISSARIAT A L' ENERGIE ATOMIQUE 10 Dec 1970 [11 Dec 1969] 58791/70 Heading F2V [Also in Division B1] A distributer for supplying different fluids consecutively to an ion exchange column comprises a rotatable drum 16 to which is releasably secured a number of cams 52, 58, 60, the cams being arranged in circumferential groups along the length of the drum and serving to cause a number of aligned tappets 34 (only one of which is shown) to squeeze a corresponding number of separate flexible tubes 56. The tubes are squeezed against a member 40 which is in contact with a rubber buffer 48. The drum is rotated in a step-wise fashion. More than one tube may pass between a tappet and the corresponding abutment.

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18-01-2023 дата публикации

Effects of space travel on human brain cells

Номер: GB0002608903A
Принадлежит:

A method of perfusing cells comprising: a) providing a fluid source, said fluid source in fluidic communication with a microfluidic device having at least one microchannel comprising surfaces, wherein at least one surface comprise living vascular cells; and b) contacting said vascular cells with said fluid at a flow rate of between 300 and 1500 μl per hour; and optionally, c) further comprising collecting at least a portion of the fluid that exits said microfluidic device; and optionally said flow rate of step b) is applied for at least 6 days. The cells may be brain endothelial cells, derived from fibroblasts and be human cells. A method of seeding such vascular cells in a microfluidic device is further claimed.

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30-04-2006 дата публикации

An improved rotary sample collector.

Номер: AP2006003600A0
Принадлежит:

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31-08-2008 дата публикации

Apparatus for the automatic removal of samples from a continuous flow

Номер: AP2008004551A0
Принадлежит:

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31-08-2008 дата публикации

Apparatus for the automatic removal of samples from a continuous flow

Номер: AP0200804551A0
Принадлежит:

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31-08-2008 дата публикации

Apparatus for the automatic removal of samples from a continuous flow

Номер: AP0200804551D0
Принадлежит:

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30-04-2006 дата публикации

An improved rotary sample collector.

Номер: AP0200603600A0
Принадлежит:

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25-03-1992 дата публикации

VERFAHREN UND VORRICHTUNG ZUM ZIEHEN VON PROBEN IN ABWASSERREINIGUNGSANLAGEN

Номер: AT0000394353B
Автор:
Принадлежит:

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15-06-2005 дата публикации

DEVICE AND PROCEDURE FOR THE WITHDRAWAL OF MILK SAMPLES

Номер: AT0000296027T
Принадлежит:

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15-10-1984 дата публикации

VORRICHTUNG ZUM AUTOMATISCHEN ABFUELLEN VON FLUESSIGKEITSPROBEN

Номер: ATA192978A
Автор:
Принадлежит:

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15-09-1991 дата публикации

PROCEDURE AND DEVICE FOR PULLING SAMPLES IN WASTE WATER TREATMENT UNITS

Номер: AT0000085090A
Автор:
Принадлежит:

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15-10-1984 дата публикации

DEVICE TO THE AUTOMATIC RACKING OF LIQUID SAMPLES

Номер: AT0000192978A
Автор:
Принадлежит:

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15-09-1996 дата публикации

PLANT TO THE AUTOMATIC, PERIODIC REHEARSING WITHDRAWAL FROM A BIOREACTOR FERMENTER

Номер: AT0000141945T
Принадлежит:

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10-11-1972 дата публикации

Distributor pump for attachment at laboratory equipment

Номер: AT0000302975B
Принадлежит:

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15-09-2005 дата публикации

DOSIERAPPARAT FOR LIQUID IN A TANK

Номер: AT0000304169T
Принадлежит:

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04-02-2021 дата публикации

System for monitoring water quality

Номер: AU2020219865A1
Принадлежит:

A lid mounted water sampling system adapted to be fluidly coupled to a water line for obtaining water quality parameters corresponding to a sample of pressurized water from the water line and transmitting information associated with said water quality parameters to a remote location, the system comprising: a pit lid adapted to be positioned to cover a pit box such that during use an outer surface of the pit lid is substantially at ground level and adapted to be positioned upon the pit box located underground; the pit lid further comprising an in-use underside portion coupled to a water sampling apparatus, the water sampling apparatus adapted to be positioned in an internal volume defined by the pit box, the water sampling apparatus being fluidly coupled to the water line for obtaining water quality parameters corresponding to a sample of the pressurized water from the water line; and a data transmitter positioned adjacent said pit lid in electronic communication with the water sampling ...

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31-08-2006 дата публикации

Manifold assembly

Номер: AU2006200549A1
Автор: BUI XUAN S, XUAN S. BUI
Принадлежит:

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15-12-2011 дата публикации

In-line smoke attenuator

Номер: AU2007219045B2
Принадлежит:

In one form the present invention provides an apparatus (10) in an airflow path before a particle detector (38), wherein the apparatus (10) removes a substantially constant proportion of all sizes of airborne particles from the airflow over time. In a preferred form the apparatus includes a flow splitting arrangement (18) configured to divide a fluid flow into a plurality of sub-flows, the splitting arrangement 10 including means (22, 23) for defining a plurality of substantially identically dimensioned flow apertures configured to direct a portion of the fluid into a respective sub-flow.

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30-07-2003 дата публикации

SAMPLE TESTING DEVICE

Номер: AU2003202972A1
Принадлежит:

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02-09-2021 дата публикации

System and method for detection of particles in liquid or in air

Номер: AU2016295720B2
Автор: KEINAN ALEX, Keinan, Alex
Принадлежит:

A method and system for detecting foreign particles in a liquid, the method and system include transmitting transmitted pulses of radiation, by a transmitter, towards a liquid conduit that is filled with liquid; wherein the transmitted pulses comprises pulses that differ from each by being associated with absorbance frequencies of different foreign particles; receiving, by a receiver, received pulses that propagated through liquid as a result of the transmission of the multiple transmitted pulses; comparing between the transmitted pulses and the received pulses to provide a comparison result; and determining a liquid contamination based on the comparison result.

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14-05-2001 дата публикации

Automated plant extraction method and arrays for high throughput screening

Номер: AU0001453801A
Принадлежит:

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03-02-1976 дата публикации

SAMPLE COLLECTOR

Номер: CA0000982844A1
Автор: LEDERER LOUIS F
Принадлежит:

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01-04-2010 дата публикации

DROPLET-BASED ASSAY SYSTEM

Номер: CA0002738578A1
Принадлежит:

Systems, including apparatus and methods, for performing assays. These systems may involve separating sample components by partitioning them into droplets or other partitions, amplifying or otherwise reacting the components within the droplets, detecting the amplified components, or characteristics thereof, and/or analyzing the resulting data, among others.

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20-07-1976 дата публикации

VACUUM-OPERATED SAMPLER AND DISTRIBUTOR FOR MULTIPLE SAMPLING OPERATION

Номер: CA993221A
Автор:
Принадлежит:

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17-06-1975 дата публикации

PRECISE FLUID-DIVIDING APPARATUS

Номер: CA0000969386A1
Принадлежит:

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11-10-2001 дата публикации

MILK SAMPLING APPARATUS AND METHOD

Номер: CA0002404397A1
Принадлежит:

The present invention refers to a milk sampling apparatus for use with a processor controlled milking system (61), said apparatus comprising a cassette (7) wherein milk sample collecting elements (9) are placed, and at least one filling member (27) capable of being placed above a selected one of said milk sample collecting elements (9) by means of a positioning system, and capable of bringing a milk sample, representatively taken from milk yielded during the milking of an animal by means of said processor controlled milking system, into said selected one of said milk sample collecting elements (9). The apparatus further comprises processing means (33) arranged for two-way communication with said processor controlled milking system. Preferably, the processing means (33) is capable of receiving an indication of said selected one of said milk sample collecting elements (9) from said processor controlled milking system and of controlling said positioning system to move said filling member ( ...

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29-12-1999 дата публикации

ANALYSIS OF LIQUID SAMPLES

Номер: CA0002334928A1
Принадлежит:

The invention relates to the determination of species of interest in a liquid sample and employs apparatus including a vessel having a main chamber and a sample analysis region, for preparation of the sample. Measurements of the sample are taken in the sample analysis region using an electrochemical sensor mounted on a sensor mounting component. A sensor support component may be interposed between the vessel and the sensor mounting component, so that the sensor enters the sample analysis region to a predetermined depth. A measuring instrument is electrically connectable to the sensor to provide an output representative of the concentration of the species of interest.

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14-06-2007 дата публикации

AUTOMATED FRACTION COLLECTION SYSTEM

Номер: CA0002620666A1
Автор: MARSH, BLAINE J.
Принадлежит: SMART & BIGGAR

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17-05-2018 дата публикации

FILTRATION APPARATUS

Номер: CA0003036624A1
Принадлежит: BENOIT & COTE INC.

The present invention relates to an apparatus for monitoring cells, biological materials, and/or particles in a fluid flow system comprising a plurality of fluid sampling loops arranged substantially in parallel adapted to allow the fluid to enter each of the plurality of fluid sampling loops sequentially at different time intervals, wherein each of the plurality of fluid sampling loops comprises at least one filtration element adapted to retain the cells, biological materials, and/or particles when the fluid passes through each of the plurality of fluid sampling loops.

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02-04-2020 дата публикации

MILKING SYSTEM WITH DETECTION SYSTEM

Номер: CA3110702A1
Принадлежит:

There is provided a milking system with a milking means, a milk line, and a sampling and analysis device (14) to sample and analyse the milk. The sampling and analysis device comprises a control unit, a tape wound on a tape reel (20), and comprising a base material (23) with a series of reagent pads (24) arranged to provide a detectable response in the presence of a substance in the sample, a tape mover to move and unwind the tape, a dosing device to provide a part of the sample onto one of the reagent pads, and an optical sensor device (28) to detect optical radiation from said reagent pad with said sample, and to analyse the detected optical radiation to provide an indication of a presence or concentration of said substance. The dosing device comprises a displaceable nozzle (25) with a supply line for supplying the sample to the nozzle. The nozzle is arranged for supplying the sample upwardly to the reagent pad. The dosing device further comprises a nozzle mover (38) to move the displaceable ...

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25-06-2009 дата публикации

MULTIPLE-POSITION SAMPLING VALVE

Номер: CA0002708105A1
Автор: BOUCHENTOUF OLIVIER
Принадлежит:

L'invention concerne une vanne d'échantillonnage, à partir d'un même récipient de prélèvement, d'un fluide en vue de plusieurs analyses utilisant des réactifs. La vanne selon l'invention comprend deux éléments mobiles (1,2) l'un par rapport à l'autre, dont un élément dit d'échantillonnage (2) comprend des boucles d'échantillonnage, chacune destinée à contenir un aliquote du fluide et un autre élément dit de connexion (1) destiné à prendre au moins trois positions fonctionnelles distinctes relativement à l'élément d'échantillonnage. Ces trois positions permettent d'accéder de manière différée à deux circuits d'échantillonnage distincts pour les remplir et pour dispenser les boucles qui les constituent en réactifs.

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24-11-2011 дата публикации

EQUIPMENT FOR WATER MACROINVERTEBRATE SUBSAMPLING

Номер: CA0002803649A1
Принадлежит:

The present application aims at the performance of biomonitoring without requiring large sample volumes. Sampling in an aquatic environment is performed using an equipment comprising a tray provided with a tap and housing a perforated tray partitioned into 24 parts by a partitioning element. The equipment is positioned at the surface so as to allow the substrate to enter inside the tray, undesirable material is removed and excess water is drained before anesthetics are added and the contents are partitioned by the partitioning element. To end the process, the anesthetic solution is drained, and the substrates in the quadrats are collected and conditioned. The equipment may be optionally provided with legs.

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03-08-1991 дата публикации

PUMPING SYSTEM

Номер: CA0002035091A1
Принадлежит:

To meter liquid pumped from a well through a long tube, changes in the strain in a portion of the tube carrying the liquid are measured and used to determine when the liquid has reached the portion. Pumping cycles are counted to determine the amount of liquid that flows past the portion. The determination is based on an increase in the amplitude of the pulses indicating liquid is approaching the pump. Gaps in the pulses may be sensed and accounted for in the measurements.

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30-11-1965 дата публикации

Sammel- und Verteilvorrichtung

Номер: CH0000402820A
Принадлежит: UPJOHN CO, THE UPJOHN COMPANY

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30-11-1963 дата публикации

Impulsadapter

Номер: CH0000373578A
Принадлежит: CESKOSLOVENSKA AKADEMIE VED

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15-10-1976 дата публикации

Номер: CH0000580537A5
Автор:

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30-09-1976 дата публикации

Номер: CH0000580276A5
Автор:

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31-12-1972 дата публикации

Single seat float valve - esp for dosing flask

Номер: CH0000532220A
Принадлежит: WILLEMS HANS, WILLEMS,HANS

A single-seat float valve, esp. for fraction collectors and dosing devices, comprises an outer, tubular jacket, fitted at the top end with a (coaxial)inlet pipe; the lower end of this pipe constitute the valve seating and below it a vertical closed tubular float has an upper end constituting the closure member, to mate with this seating. Sealing and closure member are pref. in the form of a ground-in cup seating and ball. The lower end of the jacket is the outlet. The whole unit may be of glass, designed to fit into the neck of a flask. Pref. a PTFE pin across the bottom supports the float.

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30-04-1973 дата публикации

Probenteller

Номер: CH0000536137A

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15-07-1974 дата публикации

DISTRIBUTEUR MULTIPLE D'UN LIQUIDE.

Номер: CH0000551617A
Автор:
Принадлежит: GUIGAN JEAN, GUIGAN, JEAN

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28-02-1975 дата публикации

Номер: CH0000559361A5
Автор:
Принадлежит: TECHNICON INSTR, TECHNICON INSTRUMENTS CORP.

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31-12-1971 дата публикации

Dosiervorrichtung

Номер: CH0000517294A

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29-08-1975 дата публикации

Номер: CH0000565577A5
Автор:
Принадлежит: HEWLETT PACKARD GMBH, HEWLETT-PACKARD GMBH

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29-12-1978 дата публикации

Номер: CH0000608294A5
Принадлежит: METTLER INSTRUMENTE AG

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04-10-2012 дата публикации

Methods and devices for nucleic acid purification

Номер: US20120252115A1
Принадлежит: Individual

The invention provides pipette tip columns and automated methods for the purification of nucleic acids such as plasmids from unclarified cell lysates containing cell debris as well as methods for making and using such columns. The columns typically include a bed of medium positioned in the pipette tip column, above a bottom frit and with an optional top frit.

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20-12-2012 дата публикации

System and method for preparing samples

Номер: US20120322052A1
Принадлежит: 3M Innovative Properties Co

A system and method for preparing samples for analyte testing. The sample preparation system can include a freestanding receptacle. The method can include providing a liquid composition comprising a source and a diluent, and positioning the liquid composition in a reservoir defined by the freestanding receptacle. The method can further include filtering the liquid composition to form a filtrate comprising an analyte of interest, removing at least a portion of the filtrate from the sample preparation system to form a sample, and analyzing the sample for the analyte of interest.

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08-08-2013 дата публикации

SAMPLE PROCESSING SYSTEM

Номер: US20130202486A1
Принадлежит:

This invention provides a sample processing system in which only one sample container is rested in one holder, the system being contemplated to prevent a mix-up of samples from occurring. 1. A sample processing system comprising:a conveyance line that conveys a holder between a labeling unit and a aliquoter unit; anda control unit that controls the labeling unit and the aliquoter unit; wherein:one primary-sample container or secondary-sample container is held in one holder;the labeling unit includesa first identifier-reading device that reads an identifier of the holder holding a primary-sample container conveyed by the conveyance line,a printer that prints a label based on information from the control unit as well as on the identifier, read by the first identifier-reading device, of the holder holding the primary-sample container, and affixes the label to a secondary-sample container,a mounting mechanism that mounts the labeled secondary-sample container in a holder, anda second identifier-reading device that reads an identifier of the holder having the secondary-sample container mounted therein; andthe aliquoter unit includesa third identifier-reading device that reads the identifier of the holder conveyed from the labeling unit by the conveyance line and having the primary-sample container mounted therein,a fourth identifier-reading device that reads the identifier of the holder conveyed from the labeling unit by the conveyance line and having the secondary-sample container mounted therein, anda dispenser that dispenses a sample from the primary-sample container conveyed from the labeling unit by the conveyance line into the secondary-sample container conveyed from the labeling unit by the conveyance line.2. The sample processing system according to claim 1 , wherein:the control unit includes a collator adapted to check for matching between the identifier, read by the third identifier-reading device, of the holder holding the primary-sample container, and the ...

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26-12-2013 дата публикации

FLUID SAMPLING APPARATUS AND COLLECTOR PAD SPLITTER

Номер: US20130344615A1
Принадлежит:

A fluid sampling apparatus having a container and a splitter disposed in the container. The splitter is operative for dividing an absorbent pad of a sample collector into two portions. The splitter may have a base and clamping arrangement connected to the base. The clamping arrangement is operative for clamping onto a first portion of the absorbent pad so that the first portion of the absorbent pad can be separated from a second portion of the absorbent pad by pulling the sample collector away from the splitter. 1. A device for dividing an absorbent pad of a sample collector into two portions , the device comprising a clamping arrangement for clamping onto a first portion of the absorbent pad so that the first portion of the absorbent pad can be separated from a second portion of the absorbent pad by pulling the sample collector away from the device.2. The device according to claim 1 , further comprising a base member for supporting the clamping arrangement.3. The device according to claim 2 , wherein the base member has an annular shape.4. The device according to claim 2 , wherein the clamping arrangement includes a clamping member.5. The device according to claim 4 , wherein the clamping member is C-shaped.6. The device according to claim 4 , further comprising a resilient arm member connecting the clamping member to the base member.7. The device according to claim 4 , wherein the clamping member includes a beveled leading edge surface.8. The device according to claim 4 , wherein the base member defines an opening with opposing ear portions.9. The device according to claim 8 , wherein the clamping arrangement further includes another clamping member and wherein the ear portions align with a gap between the clamping members.10. The device according to claim 8 , wherein the ear members each have a chamfered edge.11. A fluid sampling apparatus comprising:a container; anda splitter disposed in the container, the splitter for dividing an absorbent pad of a sample ...

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20-03-2014 дата публикации

BLOOD COMPONENT SAMPLING SYSTEM AND BLOOD PROCESSING SYSTEMS AND METHODS EMPLOYING SAME

Номер: US20140080113A1
Принадлежит: Fenwal, Inc.

A blood component sampling system and method are disclosed. The system is pre-connected and includes a collected blood component container and a reservoir having substantially fixed volume and at least one volumetric indicator indicating a selected volume and a sample container docking station configured to cooperate with a sample collection container. The system and method provide ease of sampling with reduced risk of contamination. 1. A pre-connected sterile blood component sampling system comprising:a collected blood component container;at least one reservoir having substantially fixed volume, at least one volumetric indicator indicating a selected volume within the reservoir;a sample container docking station configured to cooperate with a sample collection container;a first fluid flow path selectively communicating between the blood component container and the at least one reservoir;a second fluid flow path selectively communicating between the at least one reservoir and the docking station; andwhereby a blood component sample of selected volume may be transferred from the collected blood component container to the reservoir and from the reservoir to docking station for withdrawal into a sample collection container.2. The system of further comprising a blood processing circuit for separating the collected blood component from whole blood.3. The system of wherein the at least one reservoir comprises a rigid container.4. The system of wherein the at least one reservoir comprises a flexible container including a constraint that substantially fixes the maximum volume of the container.5. The system of further comprising a valve between the blood component container and the at least one reservoir.6. The system of further comprising a valve between the at least one reservoir and the sample container docking station.7. The system of in which the volumetric indicator is configured to indicate a volume corresponding to one or more selected volumetric sample sizes to ...

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02-01-2020 дата публикации

COUNTING METHOD, CONCENTRATION MEASURING APPARATUS AND CONCENTRATION MEASURING SYSTEM

Номер: US20200001290A1
Автор: Sasaki Toru
Принадлежит:

A counting method of preparing a plurality of first small sections, determining the first small section that contains a first attention object among the plurality of first small sections as a first target section, and acquiring the number of the first attention objects contained in the first target section includes: calculating a first candidate value concerning the number of first attention objects, by using an algorithm; performing a calculation to distribute second attention objects into second small sections, by using information concerning volumes of the second small sections; calculating a second candidate value concerning the number of the second attention objects, by using the algorithm common to the first calculation step, in a part; comparing the second candidate value with the number of second attention objects, and determining the second candidate value which satisfies the predetermined convergence condition, as the number of the first attention objects. 1. A counting method of preparing a plurality of first small sections by dividing a specimen containing a plurality of first attention objects , determining the first small section that contains the first attention object among the plurality of first small sections as a first target section , and acquiring information concerning the number of the first attention objects contained in the first target section , comprising:firstly calculating a first candidate value of information concerning the number of the first attention objects, by using an algorithm, based on the number of the first small sections and the number of first target sections;performing a calculation of distributing a plurality of second attention objects into a plurality of second small sections, by using information concerning volumes of the plurality of second small sections;secondly calculating a second candidate value of information concerning the number of the second attention objects, by using an algorithm common to the algorithm, in ...

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07-01-2021 дата публикации

Method and apparatus to collect, fractionate, and classify airborne particles within specified volumetric regions

Номер: US20210003495A1
Автор: Wyatt Philip Joseph
Принадлежит:

A searching procedure based on the detection and separation by specific multiangle scattered light properties of a small set of particles sought from a sample containing far greater concentrations of irrelevant particles is presented whereby all the particulate content of a volumetric fraction of the air of a targeted facility is captured and the particles of potential importance are separated therefrom. The unique size ranges, multiangle light scattering characteristics, and physical properties associated with specific particulates sought (such as bacteria or spores from spore-forming bacteria or asbestos particles, for example), once extracted from the total populations collected, are then processed for further study/classification/actions, as required. For the case of airborne bacteria, such processes could be expected to reduce the incidence of hospital acquired infections, by providing an early warning of their presence and capturing specific exemplars thereof for future analyses. Similarly, the early detection of a bioterrorist attack in progress or the presence of dangerous airborne contaminants, such as asbestos fibers, will have long serving benefits. 120-. (canceled)21: A method to search for , isolate , find , and retrieve vanishingly small populations of a specific class of airborne particles that may be present in a selected region of air containing far greater populations of unimportant particles of varying size and composition , comprising the steps ofa. Defining the specific class of airborne particles sought;b. Collecting all particles present within said selected region of air into a liquid of relatively small volume;c. Fractionating said collected liquid-borne particles by size or other means;d. Classifying and/or identifying said fractionated and collected particles from multiangle measurement of light scattered therefrom;e. Isolating for further study, analysis and/or identification the specific fractions of said collected particles among the ...

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03-01-2019 дата публикации

Cartridges for sample partitioning

Номер: US20190003930A1
Принадлежит: 3M Innovative Properties Co

Cartridges for sample partitioning and methods of making and using the cartridges are provided. The cartridges include a pouch to receive a mated stem-well film and a sealing film covered by a release liner. The stem film and the sealing film can be respectively separated from the well film and sealing film simultaneously by pulling a pull tab.

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03-01-2019 дата публикации

SAMPLING DEVICE FOR INTRODUCING INDIVIDUALIZED SEED GRAINS INTO A MEASURING DEVICE, SYSTEM AND METHOD FOR SORTING A PLURALITY OF SEED GRAINS, AND USES THEREOF

Номер: US20190003931A1
Принадлежит: Universitiät Hohenheim

The present invention relates to a system () and a method for sorting a plurality () of seed grains (). The system () comprises an individualizing device (), a sampling device () for introducing the individualized seed grain () into a measuring device () for the classification of the individualized seed grain (), a receiving device () for receiving the classified seed grain () and also a transporting device () for the at least partially pneumatic transport of the seed grain (). 1. A sampling device for introducing an individualized seed grain into a measuring device , which can be used for the classification of the individualized seed grain , comprisingan outer tube for receiving the sampling device into the measuring device, a sample chamber of the measuring device being provided within a volume of the outer tube, the outer tube having a closed bottom;an inner tube for receiving an individualized seed grain the inner tube being inserted in the outer tube and having a lower opening, whereby the individualized seed grain can be introduced into the volume of the outer tube; andan intermediate space between the outer tube and the inner tube, the intermediate space being designed in such a way that the individualized seed grain can be discharged by pneumatic means out of the outer tube through the inner tube into a receiving device for a classified seed grain.2. The sampling device of claim 1 , further comprising a setting device for controlling an opening between an inlet and an outlet to the receiving device for the classified seed grain.3. The sampling device of claim 2 , an air curtain being provided for controlling the setting device.4. The sampling device of claim 1 , the sample chamber being located in a centered manner above the bottom of the outer tube and the inner tube being inserted in the outer tube in a centered manner claim 1 , whereby the individualized seed grain can be introduced into the volume of the outer tube in a centered manner.5. The sampling ...

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10-01-2019 дата публикации

SPECIMEN COLLECTION DEVICE, HOLDER FOR SPECIMEN COLLECTION DEVICE, AND SPECIMEN PRE-PROCESSING METHOD THAT USES SPECIMEN COLLECTION DEVICE

Номер: US20190011334A1
Принадлежит: SHIMADZU CORPORATION

This specimen collection device has a channel through which a specimen can be drawn by capillarity. The channel has two channel sections that extend from the tip side to the base side and are connected at the tip side. One of the channel sections is connected to a base side specimen intake port, and the other terminates at a location prior to reaching the base end. An air hole is provided at this terminating location. The specimen collection device is equipped with an extraction unit for collecting a prescribed amount of the specimen. The extraction unit includes the two channel sections on the tip side of the air hole, and can be severed from the other sections of the device body of the specimen collection device via a severable section. 1. A sample collection device comprising:a device main body that has a proximal end and a distal end and that has an opening as a sample suction port on a proximal side thereof;a flow channel for sample collection that is provided in the device main body so as to have a thickness small enough to suck a sample by capillary action and that has two channels connected to each other on a distal side of the device main body and extending from the distal side toward the proximal side of the device main body, one of the channels communicating with the sample suction port and another channel terminating before reaching the proximal end;an air hole that communicates with a terminal of the another channel; andat least one extraction part that includes a portion of the two channels located on a distal side of the air hole of the device main body and that can be cut off from a rest of the device main body by cutting grooves.2. The sample collection device according to claim 1 , whereina position of the at least one extraction part is determined so that when blood is collected as a sample and centrifuged in such a manner that centrifugal force acts in a direction from the proximal end toward the distal end of the device main body, a plasma ...

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10-01-2019 дата публикации

Sampling container for a remotely operated vehicle

Номер: US20190011335A1
Принадлежит: Aquabotix Technology Corp

A sampling container apparatus for a remotely operated vehicle (“ROV”) is disclosed. An example sampling container includes a tank configured to hold a sample collected from an underwater environment. The tank includes at least one opening that contains a plunger therein. The plunger includes a contraction or retraction mechanism that pulls the plunger into the tank causing the plunger to actuate from an open position to a closed position. The plunger is retained in the open position by a retainer plate. To enable the plunger to actuate to the closed position, the tank is rotated relative to the retainer plate, causing the plunger to traverse a travel channel in the retainer plate. The travel channel includes a plunger window, which when reached by the plunger, enables the plunger to be pulled through the retainer plate, thereby sealing the opening of the tank and preserving the collected sample.

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14-01-2021 дата публикации

FLUID SAMPLE COLLECTION SYSTEM FOR PUMPED FLUID SOURCE

Номер: US20210010911A1
Принадлежит:

A fluid sample collection system for directly collecting a fluid sample from a fluid source includes a fluid collector and a fluid line. The fluid collector includes (i) a sample vial including a sample vial body and a vial cap that is selectively coupled and sealed to the sample vial body; (ii) a collector body that defines a passenger vial chamber, the sample vial being positioned at least partially within the passenger vial chamber during collection of the fluid; and (iii) a cap access facilitator that is configured to engage a portion of the sample vial to enable a user to selectively couple the vial cap to the sample vial body to seal the sample vial so that the fluid is retained within the sample vial. The fluid line extends between the fluid source and the fluid collector to substantially directly transmit the fluid sample to the fluid collector without exposing the fluid sample to the ambient environment that surrounds the fluid sample collection system. 125-. (canceled)26. A fluid sample collection system for directly collecting a fluid sample from a fluid source without exposing the fluid sample to an ambient environment that surrounds the fluid sample collection system , the fluid sample collection system comprising:a fluid collector including:(i) a sample vial that is configured to retain fluid from the fluid source, the sample vial including a sample vial body and a vial cap that is selectively coupled and sealed to the sample vial body;(ii) a collector body that defines a passenger vial chamber, the sample vial being positioned at least partially within the passenger vial chamber during collection of the fluid; and(iii) a cap access facilitator that is configured to engage a portion of the sample vial to enable a user to selectively couple the vial cap to the sample vial body to seal the sample vial so that the fluid is retained within the sample vial; anda fluid line that extends between the fluid source and the fluid collector, the fluid line being ...

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03-02-2022 дата публикации

Thermal conductivity estimation method, thermal conductivity estimation apparatus, production method for semiconductor crystal product, thermal conductivity calculator, thermal conductivity calculation program, and, thermal conductivity calculation method

Номер: US20220034829A1
Принадлежит: Sumco Corp

A thermal conductivity estimation method includes: measuring temperature distribution of a measurement sample surface in a steady state by partially heating the measurement sample under predetermined heating conditions; calculating temperature distribution of a sample model surface by performing a heat-transfer simulation on the sample model of the same shape as the measurement sample for a plurality of combinations of provisional thermal conductivities and heating conditions; making a regression model, whose input is temperature distribution of the measurement sample surface and whose output is a thermal conductivity of the measurement sample, by a machine learning technique using training data in a form of a calculation result of the plurality of combinations and the temperature distribution obtained from the plurality of combinations; and estimating the thermal conductivity of the measurement sample by inputting a measurement result of the temperature distribution of the measurement sample surface into the regression model.

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17-01-2019 дата публикации

SCREENING DEVICE FOR ANALYSIS OF BODILY FLUIDS

Номер: US20190015829A1
Принадлежит:

A screening device for testing saliva for the presence of certain constituents. The device has a D-shaped profile when viewed from above and includes a first wall with planar front face through which all of the test strips are viewed and a curved rear second wall. The device also includes a floor surface with an uppermost portion extending from the rear wall to a lowermost portion at the first wall such that saliva squeezed from a sampler at a location between the upper most portion and the lowermost portion flows downwardly to the test strips. 135-. (canceled)36. A device for testing saliva , the device comprising:a cup comprising an outer planar forward wall connecting to an outer curved rearward wall providing a D-shaped outer perimeter of the device when viewed from below, the outer planar forward wall providing the straight portion of the “D” and the outer curved rearward wall providing the remainder of the “D”, the cup having a lower edge that registers the cup in an upright position, an inclined plate traversing continuously upwardly and rearwardly between the planar forward wall and the curved rearward wall, the inclined plate having a lowermost portion of the plate proximate the planar front wall and an uppermost portion of the inclined plate exclusively at the rearward wall and the inclined plate defining a cavity with a single lowermost extremity of the cavity positioned at the planar forward wall;a test strip holder positioned in the cavity adjacent the planar forward wall of said cup, a plurality of test strips positioned between the test strip holder and the forward wall, the plurality of test strips extending to the single lowermost extremity of the cavity and the plurality of test strips comprising all of the test strips of the device;a cap portion positioned at a top portion of the cup, the cap portion having a D-shaped outer perimeter when viewed from above, the D-shaped outer perimeter providing an outermost periphery of the device when viewed ...

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17-04-2014 дата публикации

Devices and methods for determination of bioavailability of pollutants

Номер: US20140102182A1

Contaminant mass collection in saturated sedimentary environments for bioavailability determination. A casing includes a screen between the environment that is subject to sampling, such as a saturated sediment and the device itself. The casing includes a water intake zone, a pump, and sorptive media. The water intake zone, the pump, the screen and the sorptive media, are all operably linked in sequence. The screened casing is secured to form an in situ device; the screen is in fluid communication with the water intake zone and excludes endemic sediments and aquatic life. The in situ device is deployed in the saturated sedimentary environment. The pump operates to concentrate analytes from the selected environment in the sorptive media, where the concentrated analytes include the analyte mass of time-weighted fluid samples.

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25-01-2018 дата публикации

Fluid handling systems and method for ultracentrifuges

Номер: US20180021791A1
Принадлежит: Alfa Wassermann Inc

A fluid handling system is provided that includes a controller, a plurality of valves, a pump, and an interface in communication with the controller. The valves can be operatively connected with a conduit to along a flow path. Each of the valves is controlled by the controller for selective movement between a first position and a second position. The first position closes the flow path, while the second position opens the flow path. The pump can be operatively connected with the conduit and the is controlled by the controller for selective pumping of fluid through the flow path. The interface allows selective definition of the flow path through the valves.

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24-01-2019 дата публикации

IN-VITRO DIAGNOSTIC APPARATUS HAVING CARTRIDGE

Номер: US20190022648A1
Принадлежит: BIOMEDUX CO., LTD

Provided is an in-vitro diagnostic apparatus having a cartridge. The cartridge includes a body to which a biochip is detachably coupled, and the body includes a plurality of sample accommodating chambers. The disc member includes a cylinder portion and a sample mixing chamber, wherein the cylinder portion has a hollow tube form and is coupled to the body, and the sample mixing chamber is disposed under the cylinder portion. A fluid input/output port is provided in a bottom portion of each of the sample accommodating chambers. The sample mixing chamber includes a fluid path and an injection path, the fluid path selectively connectable to the fluid input/output port, and the injection path connecting the sample mixing chambers with the biochip. A syringe piston is coupled to the cylinder portion and configured to slidably elevate along the cylinder portion. 1. An in-vitro diagnostic apparatus comprising: wherein the disc member comprises a cylinder portion and a sample mixing chamber, wherein the cylinder portion has a hollow tube form, is coupled to the body, and vertically penetrates through a center portion of the body, and the sample mixing chamber is located under the cylinder portion,', 'wherein a fluid input/output port is provided in a bottom portion of each of the plurality of sample accommodating chambers,', 'wherein the sample mixing chamber comprises a fluid path and an injection path, the fluid path selectively connectable to the fluid input/output port, and the injection path connecting the sample mixing chamber with the biochip to allow a biomaterial prepared in the sample mixing chamber to be injected into the biochip,', 'wherein a syringe piston is coupled to the cylinder portion and is configured to slidably elevate along an inner circumferential surface of the cylinder portion,', 'wherein the disc member is rotatable by a disc rotating motor with respect to the body,', 'wherein the disc member is rotatable by being caught by a rotation member,', ' ...

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28-01-2021 дата публикации

STERILE SAMPLING APPARATUS

Номер: US20210024869A1
Принадлежит:

A sterile sampling apparatus includes a first to seventh flow paths, a sampling section, a first and second pumps, and a first to sixth opening/closing mechanism. The sampling section is disposed in the seventh flow path. The first pump is disposed in the sixth flow path. The second pump is disposed in the seventh flow path. The second flow path includes a first opening/closing mechanism. The third flow path includes a second opening/closing mechanism. The fourth flow path includes a third opening/closing mechanism. The first flow path includes a fourth opening/closing mechanism. The sixth flow path includes a fifth opening/closing mechanism. The seventh flow path includes a sixth opening/closing mechanism. The rate of the second pump is higher than that of the first pump. 1. A sterile sampling apparatus comprising:a first flow path configured to be connected to a first tank for accommodating a culture medium containing cells;a second flow path configured to be connected to a second tank for accommodating a buffer solution;a third flow path configured to communicate with ambient air:a fourth flow path includes a first branch portion where the second flow path and the third flow path are configured to be joined together;a fifth flow path includes a second branch portion where the first flow path and the fourth flow path are configured to be joined together;a sixth flow path configured to branch off from a third branch portion which is downstream of the fifth flow path;a seventh flow path configured to branch off from the third branch portion; anda sampling section configured to be disposed in the seventh flow path,wherein a first pump that sends a fluid in the sixth flow path is disposed in the sixth flow path,wherein a second pump that sends a fluid in the seventh flow path is disposed in the seventh flow path,wherein the second flow path includes a first opening/closing mechanism,wherein the third flow path includes a second opening/closing mechanism,wherein the ...

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04-02-2021 дата публикации

LIQUID WASTE MONITORING DEVICE

Номер: US20210033501A1
Автор: ANDO Shotaro
Принадлежит:

Liquid waste is temporarily received by a liquid waste receiver that is provided on a discharge path for liquid waste generated in an analyzer to a liquid waste tank. An outflow liquid receiver is arranged adjacent to the liquid waste receiver, the liquid waste receiver and the outflow liquid receiver are partitioned by a partition having a certain height, and a liquid sensor is arranged in the outflow liquid receiver. In a case where an abnormality occurs in discharging of the liquid waste, the liquid waste accumulated in the liquid waste receiver flows over the partition to flow into the outflow liquid receiver, and is detected by the liquid sensor. Because the liquid waste flows into the outflow liquid receiver only in a case where an abnormality occurs in discharging of the liquid waste, an abnormality in discharging of the liquid waste can be detected by the liquid sensor. 1. A liquid waste monitoring device comprising:a liquid waste receiver that is provided on a discharge path for a liquid waste sent from at least one analyzer that constitutes an analysis system for carrying out an analysis using liquid, and is used to receive the liquid waste temporarily and discharge the liquid waste;an outflow liquid receiver that is provided with a partition provided between the outflow liquid receiver and the liquid waste receiver, and is used to receive a liquid waste that has flowed over the partition to flow out from the liquid waste receiver; anda liquid sensor that is provided in the outflow liquid receiver and is used to detect a liquid waste that has flowed out from the liquid waste receiver,whereinthe outflow liquid receiver is configured to receive a leak liquid in the analyzer, and the leak liquid that has flowed into the outflow receiver is detected by the liquid sensor or a separately provided second liquid sensor.2. The liquid waste monitoring device according to claim 1 , whereinthe liquid waste receiver and the outflow liquid receiver are sections ...

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16-02-2017 дата публикации

A milk sampling device

Номер: US20170042111A1
Принадлежит: DELAVAL HOLDING AB

A milk sampling device includes a housing forming an inner space, an inlet opening to the inner space, a deflector member with an upper surface mounted in the inner space of the housing in a position vertically below the inlet opening, a flow passage formed between a periphery edge portion of the deflector member and an inner surface of the housing, and a milk sampling passage provided with an opening which constitutes a part of the flow passage. The upper surface of the deflector member comprises a plurality of a upwardly extending members arranged at a distance from each other in the vicinity of the periphery edge portion of the deflector member such that flow channels are formed between adjacent upwardly extending members.

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15-02-2018 дата публикации

DEVICE FOR SEQUENTIALLY COLLECTING RAINWATER, IN PARTICULAR WITH A VIEW TO STUDYING THE VARIATION IN THE RADIOACTIVITY OF RAINWATER

Номер: US20180045617A1
Принадлежит:

The invention relates to a collection device () that comprises a plurality of collection containers (A, B, C) suitable for receiving rainwater, each collection container (A. B, C) comprising a circumferential wall () and a lower wall (). The collection containers (A, B, C) are stacked so as to form a stack along a vertical axis (Z). Each container (A, B) arranged above another, adjacent container (B, C) comprises a water flow opening () that is provided in the lower wall () thereof and leads into said other, adjacent container (B, C). Each container (B, C) that is arranged below another, adjacent container (A, B) houses a buoyant closure element () that is movable along the vertical axis (Z) between a lower position and an upper position depending on the amount of water in said container (B, C) and closes the flow opening () in the upper position. 1. A collecting device for collecting rainwater , including a plurality of collecting receptacles intended to receive rainwater , each collecting receptacle including a circumferential wall and a lower wall , wherein:the collecting receptacles are stacked, forming a stack along a vertical axis,each collecting receptacle that is arranged above another adjacent lower collecting receptacle includes a flow aperture for water flow made in its lower wall, this flow aperture opening into this other adjacent lower collecting receptacle,each collecting receptacle that is arranged below another adjacent upper collecting receptacle houses a floating obturation element, movable along the vertical axis between a low position and a high position depending on the amount of water in said collecting receptacle arranged bellow, the obturation element having a shape mating that of the flow aperture of the adjacent upper collecting receptacle arranged above, obturating this flow aperture in the high position, andwherein each collecting receptacle housing an obturation element includes magnetic maintainers configured for maintaining the ...

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25-02-2016 дата публикации

Systems and methods for aseptic sampling

Номер: US20160053296A1
Принадлежит: General Electric Co

A sampling assembly configured to be coupled to a sample source is provided. The sampling assembly is configured to facilitate aseptic sampling at one or more instances in time. The sampling assembly includes a first conduit having a first port and a second port, where the first port is configured to be coupled to the sample source, and where the second port is configured to be hermetically sealed. The sampling assembly further includes a plurality of sub-conduits having corresponding sub-ports, where each of the plurality of sub-conduits is operatively coupled to the first conduit at respective connection points, and where each of the sub-ports is in fluidic communication with the first conduit. Moreover, the sampling assembly includes a plurality of sampling kits, where each sampling kit of the plurality of sampling kits is operatively connected to a respective sub-port of a corresponding sub-conduit.

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13-02-2020 дата публикации

Liquid dispenser with manifold mount for modular independently-actuated pipette channels

Номер: US20200049727A1
Принадлежит: Becton Dickinson and Co

Automated pipetting systems and methods are disclosed for aspirating and dispensing fluids, particularly biological samples. In one aspect, a liquid dispenser includes a manifold and one or more pipette channels. The manifold includes a vacuum channel, a pressure channel, and a plurality of lanes. Each lane includes an electrical connector, a port to the pressure channel, and a port to the vacuum channel. The pipette channels can be modular. Each pipette channel includes a single dispense head and can be selectively and independently coupled to any one lane of the plurality of lanes. In some aspects, a valve in the pipette channel is in simultaneous fluid communication with a pressure port and a vacuum port of the manifold. The valve selectively diverts gas under pressure and gas under vacuum to the dispense head in response to control signals received through the electrical connector of the manifold.

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15-05-2014 дата публикации

SCREENING DEVICE FOR ANALYSIS OF BODILY FLUIDS

Номер: US20140134073A1
Принадлежит:

A screening device for testing bodily fluids for the presence of certain constituents. The device can include a planar front face through which all of the test strips are viewed. The device also includes an inclined surface that directs the fluid under test to test strips with more efficiency, and partitions the fluid that is directed to a given test strip to better assure that the test strip receives an adequate amount of bodily fluid for a valid analysis. In one embodiment, the device includes a three-dimensional gasket that creates a pressurized environment upon insertion of the sampling stem for improved diffusion of the bodily fluid into the test strips. 1. A device for testing a sample of bodily fluid , comprising:a cup including a plurality of sides extending upward from a containment bottom, said plurality of sides and said containment bottom defining a cavity, said containment bottom including an inclined surface that intersects each of said plurality of sides, said inclined surface intersecting a first side of said plurality of sides along a junction line, said junction line being located at a lowermost extremity of said cavity when the cup is in an upright position, said inclined surface and said first side defining an acute angle therebetween, said plurality of sides defining an upper perimeter of said cup, said containment bottom including a pedestal portion that extends upwards from said inclined surface, said pedestal portion including a top face having a perimeter that is substantially normal to said insertion axis;a holder disposed in said cavity of said cup, said holder including a front face adjacent said first side of said cup, said front face including a plurality of parallel ribs that define a plurality of parallel elongate channels, said plurality of parallel elongate channels each defining a channel axis that extends substantially perpendicular to said junction line, each of said plurality of parallel elongate channels being adapted to hold a ...

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10-03-2022 дата публикации

System and method to detection of particles in liquid or in air

Номер: US20220074864A1
Автор: Keinan Alex
Принадлежит: Fluidsens International Inc.

A method and system for detecting foreign particles in a liquid, the method and system include transmitting transmitted pulses of radiation, by a transmitter, towards a liquid conduit that is filled with liquid; wherein the transmitted pulses comprises pulses that differ from each by being associated with absorbance frequencies of different foreign particles; receiving, by a receiver, received pulses that propagated through liquid as a result of the transmission of the multiple transmitted pulses; comparing between the transmitted pulses and the received pulses to provide a comparison result; and determining a liquid contamination based on the comparison result. 1receiving, by a receiver, received pulses that propagated through liquid as a result of the transmission of multiple transmitted pulses;comparing between the transmitted pulses and the received pulses to provide a comparison result; anddetermining a liquid contamination based on the comparison result.. A method for detecting foreign particles in a liquid, the method comprises: transmitting transmitted pulses of radiation, by a transmitter, towards a liquid conduit that is filled with liquid; wherein the transmitted pulses comprises pulses that differ from each by being associated with absorbance frequencies of different foreign particles; This patent application claims priority from Russian patent application serial number 046217 filing date 21 Jul. 2015, which is incorporated herein in its entirety.The invention refers to measuring equipment field. In particular new method and instrument design for water and air quality monitoring are subject to consideration. Method and design of the instrument allows communicating air and watering pollution data to control center in few seconds identifying contamination location.Water clarity and turbidity depends on suspended mechanical impurities content. The more admixtures in the water, the higher turbidity and less clarity water features. Transparency is defined by ...

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10-03-2022 дата публикации

LIQUID DISPENSER WITH MANIFOLD MOUNT FOR MODULAR INDEPENDENTLY-ACTUATED PIPETTE CHANNELS

Номер: US20220074962A1
Принадлежит:

Automated pipetting systems and methods are disclosed for aspirating and dispensing fluids, particularly biological samples. In one aspect, a liquid dispenser includes a manifold and one or more pipette channels. The manifold includes a vacuum channel, a pressure channel, and a plurality of lanes. Each lane includes an electrical connector, a port to the pressure channel, and a port to the vacuum channel. The pipette channels can be modular. Each pipette channel includes a single dispense head and can be selectively and independently coupled to any one lane of the plurality of lanes. In some aspects, a valve in the pipette channel is in simultaneous fluid communication with a pressure port and a vacuum port of the manifold. The valve selectively diverts gas under pressure and gas under vacuum to the dispense head in response to control signals received through the electrical connector of the manifold. 1170-. (canceled)171. A kit comprising:{'claim-text': ['a pressure channel,', 'a vacuum channel,', 'a plurality of pressure cross-channels, each pressure cross-channel beginning at the pressure channel and terminating at a surface of the manifold, and', 'a plurality of vacuum cross-channels, each vacuum cross-channel beginning at the vacuum channel and terminating at the surface of the manifold; and'], '#text': 'a manifold comprising:'}{'claim-text': ['a single dispense head,', 'a pressure port configured to receive gas under pressure from one pressure cross-channel, and', 'a vacuum port configured to receive gas under vacuum from one vacuum cross-channel,', 'wherein each of the plurality of pipette channels is configured to selectively and independently couple to the manifold.'], '#text': 'a plurality of pipette channels, each of the plurality of pipette channels comprising:'}172. The kit of claim 171 , wherein the pressure channel and the vacuum channel are physically and fluidically isolated from each other within the manifold.173. The kit of claim 172 , wherein ...

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04-03-2021 дата публикации

DETERMINATION OF PROPERTIES OF A HYDROCARBON FLUID

Номер: US20210063293A1
Принадлежит:

The invention relates to a method for determining at least one property of hydrocarbon fluid, comprising: (a) providing a first chamber () filled with the hydrocarbon fluid and a second chamber () which is substantially empty, each of the first chamber () and second chamber () having a fixed volume; (b) transferring a sample of hydrocarbon fluid from the first chamber () to the second chamber (); (c) measuring a pressure in at least one of the first chamber () and the second chamber (); (d) repeating steps (b) and (c) a plurality of times. The invention also relates to an apparatus for implementing this method. 1. A method for determining at least one property of a hydrocarbon fluid , comprising:(a) providing a first chamber filled with the hydrocarbon fluid and a second chamber which is substantially empty, each of the first chamber and second chamber having a fixed volume;(b) transferring a sample of hydrocarbon fluid from the first chamber to the second chamber;(c) measuring a pressure in at least one of the first chamber and the second chamber; and(d) repeating steps (b) and (c) a plurality of times.212. The method of claim 1 , wherein step (c) comprises measuring a pressure both in the first chamber () and in the second chamber ().34.-. (canceled)5. The method of claim 1 , wherein the volume of the sample transferred at each step (b) is from 0.005 μL to 10 μL claim 1 , preferably from 0.01 μL to 2 μL claim 1 , more preferably from 0.02 to 1 μL and/or wherein the absolute pressure in the first chamber at step (a) is from 100 to 1000 bar.6. (canceled)7. The method of of claim 1 , wherein the temperature in the first chamber and in the second chamber is at a same predetermined value during all of steps (b) and (c); or wherein the temperature in the first chamber is equal to the temperature in the second chamber during all of steps (b) and (c).89.-. (canceled)10. The method of of claim 1 , wherein the ratio of the fixed volume of the first chamber to the fixed ...

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29-05-2014 дата публикации

SYSTEM AND METHOD FOR DETECTING ONE OR MORE ANALYTES IN A FLUID

Номер: US20140148358A1
Принадлежит: NATIONAL UNIVERSITY OF SINGAPORE

Various embodiments provide a system for detecting one or more analytes in a fluid. The system comprises: a controller adapted to obtain one or more sample streams of the fluid. The controller is configured in use to form a plurality of output streams. Each output stream comprises at least part of one of the one or more sample streams. The system further comprises: a detector adapted to receive from the controller the plurality of output streams and comprising a plurality of sensors. Each sensor is operable to detect an interaction between a corresponding detecting agent and a corresponding analyte. The detector is configured in use to detect one or more said interactions using the plurality of output streams to determine if the fluid contains one or more said analytes. A corresponding method is also provided. 1. A system for detecting one or more analytes in a fluid , the system comprising:a controller adapted to obtain one or more sample streams of the fluid, the controller being configured in use to form a plurality of output streams, each output stream comprising at least part of one of the one or more sample streams; anda detector adapted to receive from the controller the plurality of output streams and comprising a plurality of sensors, each sensor being operable to detect an interaction between a corresponding detecting agent and a corresponding analyte, the detector being configured in use to detect one or more said interactions using the plurality of output streams to determine if the fluid contains one or more said analytes.2. The system of claim 1 , wherein the corresponding detecting agent of one of the plurality of sensors is formed on said one sensor.3. The system of claim 2 , wherein the interaction detected by said one sensor comprises binding of the corresponding analyte to the corresponding detecting agent claim 2 , and wherein the controller is adapted to obtain a flushing fluid configured in use to remove a bound analyte claim 2 , the controller ...

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11-03-2021 дата публикации

Automated hydrogen sulfide sampler

Номер: US20210072120A1
Принадлежит: Saudi Arabian Oil Co

A hydrogen sulfide sampler system for sampling for hydrogen sulfide in a fluid flow line includes a main tank in fluid communication with a fluid sample inlet line and a fluid sample outlet line. A plurality of sample bottles are in fluid communication with the main tank by way of the fluid sample outlet line. A drain tank is in fluid communication with the main tank by way of the fluid sample outlet line. A manifold assembly includes the fluid sample outlet line, the manifold assembly located between the main tank and the drain tank and further located between the main tank and the plurality of sample bottles. A return line is in fluid communication with the drain tank. An analysis system is operable to analyze a composition of a sample fluid contained within the main tank.

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24-03-2022 дата публикации

Method and System for Sample Collection, Storage, Preparation and Detection

Номер: US20220088601A1
Принадлежит:

A collection device for a biological sample to capture target compounds such as viruses or other pathogens or particles for testing from within the sample and move the captured target compound to a separate chamber for subsequent processing. The collection device can include an openable substance blister including capture particles located in a cup interior. Capture particles can attract and bind the target compounds from the sample. An extraction tube extracts any nucleic acid from the target compound for storage or subsequent amplification and testing to confirm presence of known microorganisms. The extraction tube can comprise a heat-deformable material and can be connected to a microfluidic cartridge for further processing of nucleic acid including, amplification and detection. The microfluidic cartridge includes valves and a plurality of chambers for amplification. 1. A sample collection and processing device comprising:a cup having an opening configured for collecting a sample; attraction means for attracting the capture particles capturing at least a portion of the sample;', 'said attraction means moving said capture particles capturing at least a portion of the sample to an attachment tube, said attachment tube configured for attachment to a processing device., 'a substance comprising capture particles within an interior of said cup, the capture particles capturing at least a portion of the sample; and'}2. The sample collection and processing device according to wherein the substance is contained in an openable compartment within an interior of said cup and further comprising opening means for opening the openable compartment to release the substance claim 1 , the openable component is a blister claim 1 , the capture particles of the substance comprises magnetic capture beads claim 1 , upon opening of the openable compartment the magnetic capture beads capture and bind to the at least one portion of the sample and said attraction means is a magnet for ...

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21-03-2019 дата публикации

LIQUID DISPENSER WITH MANIFOLD MOUNT FOR MODULAR INDEPENDENTLY-ACTUATED PIPETTE CHANNELS

Номер: US20190086436A1
Принадлежит:

Automated pipetting systems and methods are disclosed for aspirating and dispensing fluids, particularly biological samples. In one aspect, a liquid dispenser includes a manifold and one or more pipette channels. The manifold includes a vacuum channel, a pressure channel, and a plurality of lanes. Each lane includes an electrical connector, a port to the pressure channel, and a port to the vacuum channel. The pipette channels can be modular. Each pipette channel includes a single dispense head and can be selectively and independently coupled to any one lane of the plurality of lanes. In some aspects, a valve in the pipette channel is in simultaneous fluid communication with a pressure port and a vacuum port of the manifold. The valve selectively diverts gas under pressure and gas under vacuum to the dispense head in response to control signals received through the electrical connector of the manifold. 188-. (canceled)89. A liquid dispenser comprising:a manifold comprising a vacuum channel, a pressure channel, and a plurality of lanes, each lane comprising an electrical connector, a port to the pressure channel, and a port to the vacuum channel;one or more pipette channels, each pipette channel comprising a single dispense head and configured to couple to the electrical connector, the pressure port, and the vacuum port of any one lane of the plurality of lanes; andwherein each pipette channel comprises a first portion that does not move relative to the manifold when the pipette channel is coupled to the manifold and a second portion that moves relative to the manifold when the pipette channel is coupled to the manifold,wherein a valve is enclosed within the first portion of each pipette channel, the dispense head is coupled to the second portion, and a tube connecting the valve and the dispense head is configured to move within the first portion when the second portion moves relative to the first portion.90. The liquid dispenser of claim 89 , wherein the valve is ...

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16-04-2015 дата публикации

Fixed Chamber Separator With Adjustment Withdrawal Member

Номер: US20150104824A1
Принадлежит:

A separation device that can include a separation tube or container that has a wall defining an internal volume into which a material can be placed is disclosed. The material can include a multi-component mixture or solution. A secondary tube or withdrawal cannula can be placed and/or moved within the tube to withdrawal a material form the tube. 1. A system to access at least one component of a multiple component material , comprising:a separation container configured to receive the multiple component material including a sidewall extending from a first end to a second end, the sidewall having an internal surface;a first internal extension wall portion extending towards a central axis of the separation container; anda withdrawal member moveable within the container and configured to interact with the first internal extension wall to assist in removing at least one component of the multiple component material from the separation container;wherein the withdrawal member is moveable between a first position and a second position within the separation container and relative to the first internal extension wall.2. The system of claim 1 , wherein the first internal extension wall portion is angled towards the second end of the separation container.3. The system of claim 1 , wherein the first internal extension wall portion includes a first section and a second section claim 1 , wherein the first section is angled at a first angle towards the second end and the second section is angled at a second angle towards the first end of the container;wherein the withdrawal member is configured to move from the first position to access a component at the first section to the second position to access a second component at the second section.4. The system of claim 3 , wherein the withdrawal member includes:an elongated portion having a withdrawal bore formed therethrough; andan distal portion having a sealing portion at an end of the elongated portion and at least one port formed ...

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23-04-2020 дата публикации

Storm Water Gate With Sensors

Номер: US20200123757A1
Автор: Denis Friezner
Принадлежит: Individual

A fluid flow control and debris intercepting apparatus for controlling the flow of fluid and the introduction of debris into the entrance of a conventional curbside storm drain of the character having spaced apart side walls that define a fluid flow channel through which fluid flows. Additionally, the apparatus senses the nature and extent of contaminants contained within the fluid.

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17-05-2018 дата публикации

SAMPLING DEVICE FOR WITHDRAWING FLUID SAMPLES FROM A FLUID CONTAINER

Номер: US20180136092A1
Принадлежит:

A sampling device for withdrawing a plurality of samples from a fluid container. The sampling device includes a support member for mounting into a port of a fluid container and a plurality of rotatable inserts, each insert having a through conduit forming an eccentric aperture within the distal end surface of insert, the through conduit being alignable and misalignable with a respective through passage of the support member by rotating the insert relative to the support member. In another aspect, the present disclosure relates to a method of withdrawing a sample from a fluid container and the use of cylindrical elements to that effect. 11. A sampling device () for withdrawing a plurality of samples from a fluid container , the sampling device comprising:{'b': 2', '4', '3', '2', '5', '4', '3', '5', '18', '19', '2', '18', '3', '19', '4', '19', '18, 'a support member () for mounting into a port of a fluid container, the support member having a distal end surface () facing the fluid when mounted into the port and an opposing proximal end surface (), wherein the support member () comprises a plurality of through passages () extending between the distal end surface () and the proximal end surface (), wherein each through passage () comprises a first channel () connecting to a second channel () within the support member (), the first channel () extending from the proximal end surface () and the second channel () extending from the distal end surface (), wherein the second channel () is arranged eccentrically with respect to the first channel ();'}{'b': 6', '12', '18', '37', '11', '3', '23', '38', '37', '12', '23', '19', '5', '6', '2, 'a plurality of elongated inserts (), each insert comprising a cylindrical distal part () rotatably arranged in one of the first channels () of the support member and having a distal end surface (), and a proximal part () protruding beyond the proximal end surface () of the support member, wherein each insert comprises a through conduit () ...

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17-05-2018 дата публикации

A machinery for an automated analysis of the slides in accordance with the indirect immunofluorescence assay - IFA

Номер: US20180136096A1
Принадлежит:

A machinery for preparation and analysis of one or more slides for a biological material according to an immuno-fluorescence technique includes a loading station for one or more containers of test liquids and/or samples of product; a positioning station of the slides; a containment station of one or more slide covers; an analysis station having a microscope that acquires digital images at one or more magnifications; an assembly, mobile inside the area defined by the machinery and controlled to move through the stations to prepare one or more slides according to a predefined protocol and arrange them in a corresponding analysis station for subsequent acquisition of digital images; one or more covers for each slide arranged in the seat; a container of the covers, the assembly being controlled to remove the covers once the phase of pre-dilution of the samples has been completed and arrange them inside the container. 117.-. (canceled)18. A machinery for preparation and analysis of one or more slides for a biological material according to an immuno-fluorescence technique , comprising:a loading station of one or more containers for holding test liquids and product samples;a positioning station of one or more slides comprising a support base provided with a plurality of seats each configured to hold one of the one or more slides;a containment station of one or more slide covers;an analysis station comprising a microscope for acquisition of one or more digital images at one or more magnifications;one or more covers sized to cover each slide arranged in one of the seats;a container holding one or more of the covers; andan assembly, mobile inside an area defined by the machinery, and controlled to remove one of the covers from one of the slide positioned in one of the seats once pre-dilution of the product samples has been completed, and to arrange the covers inside the container,wherein the assembly is further controlled to move through the loading, positioning, containment, ...

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15-09-2022 дата публикации

SAMPLER

Номер: US20220291089A1
Автор: Jensen Ashley
Принадлежит: Smarta Industrial Pty Ltd

A sampler including an inlet , an outlet and a flushing device , the sampler adapted such that a sample fluid flows from the inlet , out the outlet and into sample containers , wherein, the flushing device is adapted to flush a pressurised flushing fluid past all surfaces of the sampler which are adapted to contact the sample fluid. 1. A sampler including an inlet , an outlet , a sample dispenser and a flushing device , the sampler adapted to receive a sample fluid through the inlet , and to dispense the sample fluid through the outlet into sample containers , wherein: flush a pressurized flushing fluid past all contact surfaces of the sample dispenser which are adapted to contact the sample fluid; and', move a flexible conveyance from a compressed state to a non-compressed state; and', 'deliver a pressurised flushing fluid passed all of the contact surfaces., 'on actuation to], 'the flushing device is adapted to2. The sampler as claimed in claim 1 , wherein the flexible conveyance includes at least one flexible tube claim 1 , the contact surfaces are the internal wall surfaces of the flexible tube claim 1 , the flexible conveyance forming part of a peristaltic pump that is adapted to pump sample fluid from the inlet claim 1 , out the outlet and into the sample containers.321. The sampler as claimed in claim claim 1 , wherein the outlet includes a needle and the flushing device includes a flushing port moveable into and out of alignment with the needle.4. The sampler as claimed in claim 3 , wherein the sampler includes a sample holder including a block adapted to hold the sample containers and the block is adapted to be moveable from a flushing position to a dispensing position and to reversably move from the dispensing position to the flushing position.5. The sampler as claimed in claim 4 , wherein when the block is in a dispensing position claim 4 , the needle is coaxial with a hole in the block claim 4 , the flushing port is adapted to receive the needle claim 4 ...

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07-05-2020 дата публикации

DUAL SWAB FLUID SAMPLE COLLECTION FOR SPLIT SAMPLE TESTING AND FINGERPRINT IDENTIFICATION DEVICE

Номер: US20200141934A1
Автор: Guirguis Raouf A.
Принадлежит:

An apparatus for testing a fluid sample including a sample receiving member having an opening for receiving a fluid sample, wherein the sample receiving member comprises at least a first and second sample collection chambers, a sample retention member, in fluid communication with the first sample collection chamber, to retain a portion of the fluid sample, and at least one test strip, in fluid communication with the second collection chamber, to indicate the presence or absence of at least one analyte in the fluid sample, wherein the first collection chamber is not in fluid communication with the second collection chamber. 1. An apparatus for testing a fluid sample comprising:a sample receiving member having an opening for receiving a fluid sample; anda test cartridge member in fluid communication with the sample receiving member, to indicate the presence or absence of at least one analyte in the fluid sample;wherein the test cartridge member comprising a test cartridge further comprising a front set of test strip slots and a back set of test strip slots.2. The apparatus of claim 1 , wherein the test cartridge comprises at least one test strip located in the test strip slots.3. The apparatus of claim 2 , wherein the test cartridge member comprises test cartridge chamber and a test cartridge fluid reservoir in fluid communication with the sample receiving member claim 2 , wherein the test cartridge is inserted into the test cartridge chamber and wherein the at least one test strip is in fluid communication with the test cartridge fluid reservoir.4. The apparatus of claim 3 , wherein the test cartridge fluid reservoir is a v-shaped chamber with a flat bottom.5. The apparatus of claim 4 , wherein the v-shaped chamber with a flat bottom forms a volume of less than or equal to four hundred eighty (480) microliters.6. The apparatus of claim 3 , wherein the test cartridge is inserted into the test cartridge member.7. The apparatus of claim 3 , wherein a plurality of test ...

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17-06-2021 дата публикации

SAMPLING SYSTEM

Номер: US20210181069A1
Принадлежит: Intelliconn Communications Solutions

A material sampling system for obtaining a plurality of substantially similar samples of granular material, such as grain or other crop material, from a load of granular material is provided. The system can include a sample extractor for obtaining a sample portion of granular material, a sample divider operative to divide the sample portion of granular material into a plurality of smaller samples of granular material in a plurality of sample containers and a sample transfer conduit for transferring the sample of granular material from the sample extractor to the sample divider. The sample portions can be taken at regular sample time intervals throughout the entire load of granular material to get an accurate representation of the granular material and information about the samples in the sample containers can be obtained by the system while it is obtaining the samples and this information stored for later use and display. 136.-. (canceled)37. A non-transitory computer readable memory having a data structure disposed therein for providing information about a plurality of samples of granular material from a load of granular material , the data structure comprisinga plurality of sample records, each sample record comprising:a unique identifier field storing information identifying the plurality of samples,a moisture content field storing information; anda temperature field storing information indicating the temperature of the samples; anda load size field storing information indicating the side of the load of granular material the sample was taken from.38. The computer readable memory of wherein the unique identifier field holds an array of unique identifiers claim 37 , each unique identifier in the array indicating an individual sample container.39. The computer readable memory of wherein the unique identifier filed contains at least one barcode.40. The computer readable memory of wherein each record further comprises a time stamp field containing information ...

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24-06-2021 дата публикации

FLUID PROCESSING AND CONTROL

Номер: US20210187505A1
Принадлежит:

A fluid control and processing system for controlling fluid flow among a plurality of chambers comprises a body including a fluid processing region continuously coupled fluidicly with a fluid displacement region. The fluid displacement region is depressurizable to draw fluid into the fluid displacement region and pressurizable to expel fluid from the fluid displacement region. The body includes at least one external port. The fluid processing region is fluidicly coupled with the at least one external port. The fluid displacement region is fluidicly coupled with at least one external port of the body. The body is adjustable with respect to the plurality of chambers to place the at least one external port selectively in fluidic communication with the plurality of chambers. One or more of the chambers may be a processing chamber which includes two ports configured to selectively engage the at least one external port of the body, and a fluid processing material such as an enrichment material or a depletion material. In some embodiments, one or more chambers may include a separation channel, and an electric field may be applied across the separation channel. 148-. (canceled)49. A fluid control and processing system , comprising(1) a housing having a plurality of chambers; and(2) a valve body received in the housing, the valve body comprising a fluid processing region continuously coupled fluidicly to a fluid displacement region, wherein the fluid processing region is contained within a disk portion of the valve body, and the fluid displacement region is contained substantially within a tubular portion of the valve body,the fluid displacement region being depressurizable to draw fluid into the fluid displacement region and pressurizable to expel fluid from the fluid displacement region, the valve body including a plurality of external ports,the fluid processing region being fluidicly coupled with at least two of the external ports, the fluid displacement region being ...

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23-05-2019 дата публикации

Liquid dispenser with manifold mount for modular independently-actuated pipette channels

Номер: US20190154719A1
Принадлежит: Becton Dickinson and Co

Automated pipetting systems and methods are disclosed for aspirating and dispensing fluids, particularly biological samples. In one aspect, a liquid dispenser includes a manifold and one or more pipette channels. The manifold includes a vacuum channel, a pressure channel, and a plurality of lanes. Each lane includes an electrical connector, a port to the pressure channel, and a port to the vacuum channel. The pipette channels can be modular. Each pipette channel includes a single dispense head and can be selectively and independently coupled to any one lane of the plurality of lanes. In some aspects, a valve in the pipette channel is in simultaneous fluid communication with a pressure port and a vacuum port of the manifold. The valve selectively diverts gas under pressure and gas under vacuum to the dispense head in response to control signals received through the electrical connector of the manifold.

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24-06-2021 дата публикации

BIOLOGICAL SAMPLE PROCESSING DEVICE

Номер: US20210190643A1
Принадлежит: USTAR Biotechnologies (Hangzhou) Ltd.

A biological sample processing device includes a containing bottle. A receiving opening is provided and a liquid outlet is provided. The device further includes an upper cover assembly and a lower cover. The upper cover assembly is connected to the upper end of the containing bottle. The lower cover is connected to the lower end of the containing bottle. The upper cover assembly includes an upper cover, a lower seal, a piston and a puncturing element. The upper cover is provided with a through hole, and the lower seal is disposed at a lower end of the through hole. The piston is closely matched with an inner wall of the through hole and can slide along the inner wall to drive the puncturing element to pierce the lower seal. The disclosure provides advantages that the biological sample can be processed by the provided device without opening the upper cover. 1. A biological sample processing device , comprising a containing bottle for containing a biological sample to be processed , wherein a receiving opening is provided at an upper end of the containing bottle and a liquid outlet is provided at a lower end of the containing bottle , the biological sample processing device further comprises an upper cover assembly and a lower cover , the upper cover assembly is connected to the upper end , where the receiving opening is provided , of the containing bottle , and the lower cover is connected to the lower end , where the liquid outlet is provided , of the containing bottle; wherein the upper cover assembly comprises an upper cover , a lower seal , a piston and a puncturing element , the upper cover is provided with a through hole , and the lower seal is disposed at a lower side of the through hole provided in the upper cover so that the upper cover forms a cavity for containing a solution reacted with the biological sample , the puncturing element is connected to the piston , the piston is closely matched with an inner wall of the through hole provided in the upper ...

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21-05-2020 дата публикации

Fluid processing and control

Номер: US20200156067A1
Принадлежит: Cepheid

A fluid control and processing system for controlling fluid flow among a plurality of chambers comprises a body including a fluid processing region continuously coupled fluidicly with a fluid displacement region. The fluid displacement region is depressurizable to draw fluid into the fluid displacement region and pressurizable to expel fluid from the fluid displacement region. The body includes at least one external port. The fluid processing region is fluidicly coupled with the at least one external port. The fluid displacement region is fluidicly coupled with at least one external port of the body. The body is adjustable with respect to the plurality of chambers to place the at least one external port selectively in fluidic communication with the plurality of chambers. One or more of the chambers may be a processing chamber which includes two ports configured to selectively engage the at least one external port of the body, and a fluid processing material such as an enrichment material or a depletion material. In some embodiments, one or more chambers may include a separation channel, and an electric field may be applied across the separation channel.

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21-05-2020 дата публикации

Device for preparing a calibrated volume of blood plasma

Номер: US20200158604A1

A system for preparing a calibrated volume of blood plasma that includes a plurality of parts: a device for preparing the calibrated volume of blood plasma, which is in the form of a single card; a pneumatic-type actuating system SP; a treatment and command unit UC configured such as to execute a command sequence of different pneumatic command points of the pneumatic actuation system with a view to obtaining, from a taken blood sample, the calibrated volume of blood plasma. The device includes three distinct modules: a fluidic connection module M 1 onto which a blood sampling device may be connected; a module M 2 for separation of the blood plasma contained in the blood sample; a module M 3 for obtaining at least one calibrated volume of blood plasma, after separation.

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01-07-2021 дата публикации

AUTOMATIC WATER SAMPLER APPARATUS

Номер: US20210199852A1
Принадлежит:

An automatic water sampler apparatus which comprises at least one movable injection unit that can be positioned in order to inject the sample in a specific vial disposed on a tray of the apparatus, the tray being on the base of the apparatus. The positioning is done by two positioning units. The input unit of the apparatus comprises at least one water collector, but can also comprise four or more water collectors. The invention is also directed to a method of sampling water from a predetermined water body, where a plurality of samples can be collected thanks to the automatic water sampler apparatus. 121.-. (canceled)22. An automatic water sampler apparatus comprising:an input unit adapted to collect water, the input unit comprising: a first water collector for precipitation, the first water collector comprising a precipitation gauge;', 'a second water collector for surface water;', 'a third water collector for groundwater;', 'a fourth water collector for soil water;, 'at least one ofa pump per water collector;one dosing unit per water collector;one movable injection unit that comprises at least one needle per water collector;one tray with a plurality of vials, each vial comprising a cap;an output unit per water collector, adapted to evacuate the water outside the apparatus; anda main controller unit adapted to control the input unit, the dosing unit, the movable injection unit and the output unit,wherein each of the water collectors is independently in fluidic connection with the dosing unit and the movable injection unit,wherein the dosing unit is in fluidic connection with the output unit, and in the case where the input unit comprises one of the water collectors, sampling of the one water collector, or', 'in the case where the input unit comprises at least two of the water collectors, simultaneous sampling of the at least two of the water collectors., 'wherein the main controller unit comprises a processor configured to perform23. The automatic water sampler ...

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22-06-2017 дата публикации

HYBRID PRODUCT SAMPLING SYSTEM

Номер: US20170176300A1
Автор: Gallagher James E.
Принадлежит: Savant Measurement Corporation

A system, apparatus, and method for sampling of liquid products. The system includes a portable, releaseably connected product sample receiving assembly and a plurality of product sampling and mixing assemblies. The product sample receiving assembly can be attached and detached from two or more the product sampling and mixing assemblies, so that a single product sample receiving assembly can be used to service multiple product sampling and mixing assembly locations at different times. The product sample receiving assembly may include a slip-stream configuration or in-line configuration. The product sampling and mixing assemblies may be unidirectional or bidirectional. 1. A product sampling system comprising:a product sample receiving assembly suitable for liquid fluids;a first product sampling and mixing assembly releaseably connected to the product sample receiving assembly;a second product sampling and mixing assembly, wherein the product sample receiving assembly is configured to connect with the second product sampling and mixing assembly when the product sample receiving assembly is detached from the first product sampling and mixing assembly.2. The system of claim 1 , the first and second product sampling and mixing assemblies each comprising:a tubular;a static mixer disposed in the tubular, wherein the static mixer defines an upstream side and a downstream side of the tubular;a sampler probe disposed on the downstream side of the tubular;a water injection port disposed on the tubular; anda flow meter disposed on the tubular;3. The system of claim 2 , wherein at least one of the first and second product sampling and mixing assemblies further comprises:a spot sample port on the downstream side of the tubular.4. The system of claim 2 , the product sample receiving assembly comprising:a flow meter in fluid communication with the sampler probe; anda transportation container in fluid communication with the flow meter.5. The system of claim 2 , the product sample ...

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13-06-2019 дата публикации

BLOOD ANALYSIS METHOD, CONTROL DEVICE AND BLOOD CELL ANALYZER

Номер: US20190178874A1
Принадлежит:

The present disclosure provided a blood cell analyzer, a control device and a blood analysis method thereof. In the method, a first reagent is mixed with a sample to obtain a first testing sample, and then a second reagent is mixed with the first testing sample for a further reaction to get a second testing sample for basophil classification and/or HGB measurement. A blood sample may be tested in one reaction cell through time-division multiplexing technology to obtain four groups leukocytes classification result and HGB result by single detection channel. Thus, the structure of the analyzer may be greatly simplified on the premise of guaranteeing the performance of the analyzer, the size and cost of the analyzer may reduce and a performance-price ratio of the analyzer may increase. 1. A blood analysis method for a blood cell analyzer , the blood cell analyzer comprising a reaction cell where a testing sample is prepared from a blood sample , and a detection apparatus which detects the testing sample for leukocyte detection , and said method comprising:injecting a blood sample and a first reagent into the reaction cell, wherein the first reagent lyses erythrocytes in the blood sample and reacts with leukocytes in the blood sample to obtain a first testing sample;transferring a part of the first testing sample from the reaction cell to the detection apparatus for leukocyte four-group classification detection;injecting a second reagent into the reaction cell after transferring the part of the first testing sample, wherein the second reagent reacts with leukocytes in a remainder of the first testing sample to obtain a second testing sample; andtransferring the second testing sample to the detection apparatus for basophil classification detection.2. The method according to claim 1 , wherein the first testing sample and the second testing sample are prepared in a common reaction cell.3. The method according to claim 1 , further comprising measuring the second testing ...

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13-06-2019 дата публикации

BLOOD ANALYSIS METHOD, CONTROL DEVICE AND BLOOD CELL ANALYZER

Номер: US20190178875A1
Принадлежит:

The present disclosure provided a blood cell analyzer, a control device and a blood analysis method thereof. In the method, a first reagent is mixed with a sample to obtain a first testing sample, and then a second reagent is mixed with the first testing sample for a further reaction to get a second testing sample for basophil classification and/or HGB measurement. A blood sample may be tested in one reaction cell through time-division multiplexing technology to obtain four groups leukocytes classification result and HGB result by single detection channel. Thus, the structure of the analyzer may be greatly simplified on the premise of guaranteeing the performance of the analyzer, the size and cost of the analyzer may reduce and a performance-price ratio of the analyzer may increase. 1. A blood analyzer comprising:a reaction cell configured to prepare a first testing sample and a second testing sample, respectively, from a blood sample for classification of leukocytes;a detection apparatus connecting with the reaction cell, and configured to perform a first detection of the first testing sample and to subsequently perform a second detection of the second testing sample, for the classification of the leukocytes;a sample injecting apparatus configured to deliver the blood sample into the reaction cell;at least one reagent injecting apparatus connecting with the reaction cell, and configured to deliver a first reagent into the reaction cell to prepare the first testing sample for the first detection, and, after the first testing sample is transferred for detection, to subsequently deliver a second reagent into the reaction cell to prepare the second testing sample for the second detection;a transferring apparatus configured to transfer the first testing sample from the reaction cell to the detection apparatus for the first detection, and to subsequently transfer the second testing sample from the reaction cell to the detection apparatus for the second detection; anda ...

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04-06-2020 дата публикации

ELECTROCHEMICAL MEASUREMENT CARTRIDGE

Номер: US20200173950A1

An electrochemical measurement cartridge includes a container including a first analysis chamber for receiving a fluid to be analyzed and a second calibration chamber for receiving a calibration fluid; an electrochemical measurement sensor including at least one work electrode and one reference electrode; a container supporting the sensor and a cover arranged mobile relative to one another to confer on the cartridge at least two separate operating configurations, a first configuration in which the sensor is communicating with the first analysis chamber and a second configuration in which the sensor is communicating with the second calibration chamber; sealing between the chambers of the container and the cover; and a drive member for providing a relative movement of the container relative to the cover 116-. (canceled)17. An electrochemical measurement cartridge comprising:a container comprising a plurality of compartments;a cover secured to said container to form, in said cartridge, an internal volume defining at least a first chamber configured to receive a first fluid for analysis and a second chamber configured to receive a second fluid;sealing means for hermetically insulating the first chamber from the second chamber;an electrochemical measurement sensor comprising at least one work electrode and one reference electrode and integral with said cover;said container and cover being configured to move relative to one another in order to confer on the cartridge at least two distinct operating configurations, including a first configuration in which the sensor is placed in the first chamber to enter into contact with the first fluid present in said first chamber and to perform a first measurement on the first fluid, and a second configuration in which the sensor is placed in the second chamber to enter into contact with said second fluid present in said second chamber and to perform a second measurement on the second fluid; anddriving means interacting with the ...

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11-06-2020 дата публикации

SAMPLE COLLECTION SYSTEM AND PARTS THEREOF

Номер: US20200182749A1
Принадлежит:

The invention relates to a sample collection system for collecting sub-samples from a material stream, the system including a valve arrangement and a static cone splitter, and wherein the valve arrangement is arranged to enable operation of the static cone splitter to collect a non-biased sample of the material stream fed to the static cone splitter under first and second operational conditions, the first operational condition requiring the material stream to be at substantially atmospheric pressure and flowing at a minimum functional flow rate, and the second operational condition requiring the material stream to be pressurised above atmospheric pressure and at a flow rate higher than the minimum functional flow rate. The invention also relates to a static cone splitter for use with the system, together with a cone member for use with the static cone splitter. 1. A sample collection system for collecting sub-samples from a material stream , said system including a valve arrangement and a static cone splitter , and wherein the valve arrangement is arranged to enable operation of the static cone splitter to collect a non-biased sample of the material stream fed to the static cone splitter under first and second operational conditions , the first operational condition requiring the material stream to be at substantially atmospheric pressure and flowing at a minimum functional flow rate , and the second operational condition requiring the material stream to be pressurised above atmospheric pressure and at a flow rate higher than the minimum functional flow rate.2. A sample collection system according to wherein the valve arrangement is a passive component that operates automatically dependant on the flow rate of the material stream.3. A sample collection system according to wherein the valve arrangement includes an air valve which claim 1 , at the minimum functional flow rate of the material stream claim 1 , remains open allowing air to enter the valve arrangement to ...

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11-06-2020 дата публикации

METHOD FOR DILUTING A SAMPLE LIQUID AND DILUTION UNIT FOR A SUBSEQUENT ANALYSIS

Номер: US20200182756A1
Принадлежит:

The present disclosure relates to a method for diluting a sample liquid taken from a sampling point for the subsequent determination of a parameter which depends on a concentration of at least one analyte in the sample liquid, including: supplying a first quantity of the sample liquid to a mixing device via a first sample liquid line; supplying a second quantity of the sample liquid to a separator via a second sample liquid line; separating the analyte from the second quantity of the sample liquid supplied to the separator by means of the separator to obtain a dilution liquid that no longer contains the analyte, and mixing at least one portion of the first quantity of the sample liquid supplied to the mixing device via the first sample liquid line with at least one portion of the dilution liquid by means of the mixing device. 1. A method for diluting a sample liquid taken from a sampling point for the subsequent determination of a parameter that depends on a concentration of at least one analyte in the sample liquid , the method comprising:supplying a first quantity of the sample liquid to a mixing device via a first sample liquid line;supplying a second quantity of the sample liquid to a separator via a second sample liquid line;separating at least the analyte from the second quantity of the sample liquid supplied to the separator using the separator to generate a dilution liquid that no longer contains the analyte; andmixing at least one portion of the first quantity of the sample liquid supplied to the mixing device via the first sample liquid line with at least one portion of the dilution liquid using the mixing device.2. The method of claim 1 , wherein the first quantity of the sample liquid flows through the first sample liquid line with a first mass or volume flow rate claim 1 , and wherein the second quantity of the sample liquid flows through the second sample liquid line with a second mass or volume flow rate that is different from the first mass or volume ...

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11-06-2020 дата публикации

Method and apparatus for single tube blood donor screening

Номер: US20200182862A1

The present invention relates to a method for the pre-analytical treatment of a blood sample to be analyzed, comprising a suitable sample matrix for said sample and suitably centrifuging said sample. The present invention further relates to an apparatus, characterized in that it comprises suitable components for performing the method according to the present invention. The present invention further relates to the use of said apparatus according to the present invention for the automated pre-analytical treatment of a blood sample to be analyzed according to the present invention.

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14-07-2016 дата публикации

Blood analysis method, control device, and blood cell analyzer

Номер: US20160202246A1

The present disclosure provided a blood cell analyzer, a control device and a blood analysis method thereof. In the method, a first reagent is mixed with a sample to obtain a first testing sample, and then a second reagent is mixed with the first testing sample for a further reaction to get a second testing sample for basophil classification and/or HGB measurement. A blood sample may be tested in one reaction cell through time-division multiplexing technology to obtain four groups leukocytes classification result and HGB result by single detection channel. Thus, the structure of the analyzer may be greatly simplified on the premise of guaranteeing the performance of the analyzer, the size and cost of the analyzer may reduce and a performance-price ratio of the analyzer may increase.

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02-10-2014 дата публикации

FLUID PROCESSING AND CONTROL

Номер: US20140295479A1
Принадлежит: Cepheid

A fluid control and processing system for controlling fluid flow among a plurality of chambers comprises a body including a fluid processing region continuously coupled fluidicly with a fluid displacement region. The fluid displacement region is depressurizable to draw fluid into the fluid displacement region and pressurizable to expel fluid from the fluid displacement region. The body includes at least one external port. The fluid processing region is fluidicly coupled with the at least one external port. The fluid displacement region is fluidicly coupled with at least one external port of the body. The body is adjustable with respect to the plurality of chambers to place the at least one external port selectively in fluidic communication with the plurality of chambers. One or more of the chambers may be a processing chamber which includes two ports configured to selectively engage the at least one external port of the body, and a fluid processing material such as an enrichment material or a depletion material. In some embodiments, one or more chambers may include a separation channel, and an electric field may be applied across the separation channel. 148-. (canceled)49. A method for controlling fluid flow in a fluid control and processing system , the system comprising(1) a housing having a plurality of chambers; and(2) a valve body received in the housing, the valve body comprising a single fluid processing region continuously coupled fluidicly to a single fluid displacement region, wherein the fluid processing region is contained within a disk portion of the valve body, and the fluid displacement region is contained substantially within a tubular portion of the valve body, the fluid displacement region being depressurizable to draw fluid into the fluid displacement region and pressurizable to expel fluid from the fluid displacement region, the valve body including a plurality of external ports, the fluid processing region being fluidicly coupled with at least ...

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06-08-2015 дата публикации

Device For The Transfer Of A Medium

Номер: US20150217882A1
Автор: Stephane Olivier
Принадлежит: EMD Millipore Corp

The device for the transfer of a medium comprises a magazine ( 2 ) and at least one transfer element ( 3 ) for transfer of said medium, said transfer element ( 3 ) comprising a duct ( 45 ) for transfer of said medium provided at one end with a needle ( 31 ), a septum ( 32 ), and a maneuvering unit ( 33 ) of said needle ( 31 ), said transfer element ( 3 ) also comprising means for locking ( 61, 65 ) adapted to cooperate with complementary locking means ( 15 ) of said magazine ( 2 ) to lock said needle ( 31 ) in a waiting position, said locking means ( 61, 62, 65 ) belonging to said maneuvering unit ( 33 ) and cooperating with said complementary locking means ( 15 ) at a location of said magazine ( 2 ) distinct from the location through which said duct ( 45 ) issues from the cavity ( 20 ), at the opposite end from the needle ( 31 ).

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26-07-2018 дата публикации

ASSAY PERFORMANCE SYSTEMS INCLUDING AQUEOUS SAMPLE STABILIZATION

Номер: US20180209874A1
Принадлежит:

An assay performance system may include modules configured to store aqueous sample plates, conduct droplet generation or emulsification of aqueous samples, and to perform thermocycling and droplet reading functions. One or more samples may be emulsified and stored in an emulsified state for extended times prior to thermocycling. Accordingly, the assay performance system may include material handling systems and methods to accommodate the storage function. 1. A method for conducting assays , the method comprising:receiving a plurality of aqueous sample-containing sample plates into an input queue;stabilizing an aqueous sample on a first one of the sample plates by automatically cycling the first one of the sample plates through a droplet generation module;automatically loading the first one of the sample plates into a thermal cycling module and beginning thermocycling of the first one of the sample plates;while the first one of the sample plates is thermocycling, stabilizing aqueous samples on all remaining sample plates by automatically cycling the remaining sample plates through the droplet generation module and automatically returning each of the remaining sample plates to the input queue;when thermocycling of the first one of the sample plates is complete, automatically cycling the first one of the sample plates through a droplet reader module; andin response to completion of thermocycling of the first one of the sample plates, sequentially automatically cycling each of the remaining sample plates through the thermal cycling module and the droplet reader module.2. The method of claim 1 , wherein the input queue has space for up to seven sample plates.3. The method of claim 1 , further comprising automatically transporting the first one of the sample plates from the input queue to the droplet generator.4. The method of claim 3 , wherein automatically transporting the first one of the sample plates is performed using an automated pick-and-place sample plate handler ...

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26-07-2018 дата публикации

Automatic Liquid Waste Reservoir Level Control

Номер: US20180209875A1
Автор: Curtis Micah A.
Принадлежит: MUSTANG SAMPLING LLC

Systems and methods for automatically purging by pneumatic ejection with a select pressurized media, gravity-accumulated hydrocarbon liquid dropout from a retrograde vapor waste liquid collection containment reservoir. 1. A system for liquid waste reservoir level control , comprising:a vent header in fluid communication with a source of liquid dropout condensate;a containment reservoir, including a containment reservoir input and a containment reservoir output, said containment reservoir output being in fluid communication with a liquid drain line;a multi-directional valve incorporating at least a first and second communicating orifices, said vent header being in fluid communication with and connected to said first communicating orifice;said second valve orifice being in fluid communication with said containment reservoir input;a pneumatic pressure source containing pressurized media, said pressure source being in pressurizing communication with said containment reservoir;at least one pressurized media input line disposed between said multi-directional valve and said pneumatic pressure source, said pressurized media input line being able to carry pressurized media from said source to said valve;an actuatable switch in fluid communication with and disposed between said pressure source and said containment reservoir, anda sensor disposed in the containment reservoir and in communication with the actuatable switch, said sensor being able to detect a specified containment reservoir liquid level.2. The system of claim 1 , wherein the containment reservoir is disposed underlyingly proximate said vent header claim 1 , where said vent header is in fluid communication with an output from an analyzer.3. The system of claim 1 , wherein the multi-directional valve is a ball valve.4. The system of claim 1 , wherein the sensor is a float switch.5. The system of claim 1 , wherein the external pressurized media is nitrogen gas.6. The system of claim 1 , wherein the reservoir is ...

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02-08-2018 дата публикации

Particles in liquid detection method and particles in liquid detection system and method to detect particles in the air

Номер: US20180217070A1
Автор: Keinan Alex
Принадлежит:

A method and system for detecting foreign particles in a liquid, the method and system include transmitting transmitted pulses of radiation, by a transmitter, towards a liquid conduit that is filled with liquid; wherein the transmitted pulses comprises pulses that differ from each by being associated with absorbance frequencies of different foreign particles; receiving, by a receiver, received pulses that propagated through liquid as a result of the transmission of the multiple transmitted pulses; comparing between the transmitted pulses and the received pulses to provide a comparison result; and determining a liquid contamination based on the comparison result. 1. A method for detecting foreign particles in a liquid , the method comprises:transmitting transmitted pulses of radiation, by a transmitter, towards a liquid conduit that is filled with liquid; wherein the transmitted pulses comprises pulses that differ from each by being associated with absorbance frequencies of different foreign particles;receiving, by a receiver, received pulses that propagated through liquid as a result of the transmission of the multiple transmitted pulses;comparing between the transmitted pulses and the received pulses to provide a comparison result; anddetermining a liquid contamination based on the comparison result.2. The method according to wherein the transmitted pulses comprise at least three pulses that differ from each other by being associated with absorbance frequencies of at least three different foreign particles.3. The method according to claim 1 , comprising: detecting intensities of the transmitted pulses; detecting intensities of the received pulses and wherein the comparing comprises comparing between the intensities of the transmitted pulses to the intensities of the received pulses.4. The method according to wherein the transmitted pulses comprise (a) one or more pulses that comprise frequency components within a first frequency range that correspond to a first ...

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02-08-2018 дата публикации

DUAL SWAB FLUID SAMPLE COLLECTION FOR SPLIT SAMPLE TESTING AND FINGERPRINT IDENTIFICATION DEVICE

Номер: US20180217139A1
Автор: Guirguis Raouf A.
Принадлежит:

An apparatus for testing a fluid sample including a sample receiving member having an opening for receiving a fluid sample, wherein the sample receiving member comprises at least a first and second sample collection chambers, a sample retention member, in fluid communication with the first sample collection chamber, to retain a portion of the fluid sample, and at least one test strip, in fluid communication with the second collection chamber, to indicate the presence or absence of at least one analyte in the fluid sample, wherein the first collection chamber is not in fluid communication with the second collection chamber. 1. An apparatus for testing a fluid sample comprising:a sample receiving member having an opening for receiving a fluid sample, wherein the sample receiving member comprises at least a first and second sample collection chambers;a sample retention member, in fluid communication with the first sample collection chamber, to retain a portion of the fluid sample; andat least one test strip, in fluid communication with the second collection chamber, to indicate the presence or absence of at least one analyte in the fluid sample;wherein the first collection chamber is not in fluid communication with the second collection chamber.2. The apparatus of further comprising a fluid collector to collect the fluid sample and transfer the fluid sample into the sample receiving member.3. The apparatus of claim 2 , wherein the fluid collector comprises a dual fluid collector further comprising a first fluid collection prong and a second fluid collection prong.4. The apparatus of claim 3 , wherein the first fluid collection prong transfers the fluid sample into the first collection chamber and the second fluid collection prong transfers the fluid sample into the second collection chamber.5. The apparatus of wherein the fluid collector further comprises:an absorbent material to absorb the fluid sample;a compression member operatively associated with the absorbent ...

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16-07-2020 дата публикации

Sampling Device For A Medical Washing Device

Номер: US20200225124A1
Принадлежит: STRYKER CORPORATION

A sampling device and associated methods for assessing operation of a medical washing device includes a base, a cover, a fluid path, a sensor, and a controller. The cover is selectively removably mounted to the base and includes an opening. The fluid path is in fluid communication with the opening, and has an outlet through which the fluid is discharged. The sensor is a sensor of an analytical characteristic, and is disposed in the fluid path. The controller is in communication with the sensors. 139-: (canceled)40. A sampling device for disposition inside a medical washing device for assessing operation of a medical washing device , the sampling device comprising:a base;a cover selectively removably mounted to the base and comprising an opening;a fluid path in fluid communication with the opening and an outlet through which the fluid is discharged;a plurality of sensors of analytical characteristics disposed in the fluid path; anda controller in communication with the sensors.41. The sampling device of claim 40 , wherein the analytical characteristics include temperature claim 40 , pH claim 40 , and conductivity.42. The sampling device of claim 41 , wherein the analytical characteristics further include at least one of salinity claim 41 , total dissolved solids claim 41 , total organic carbon claim 41 , detergent concentration claim 41 , enzyme concentration claim 41 , and lubricant concentration.43. The sampling device of claim 41 , wherein the analytical characteristics further include total dissolved solids.44. The sampling device of claim 41 , wherein the analytical characteristics further include salinity.45. The sampling device of wherein the sensors are disposed in a non-vertical portion of the fluid path.46. The sampling device of including a wireless coupling.47. The sampling device of wherein the controller is disposed within the sampling device.48. A method for analyzing a solution in a medical washing device in real-time claim 40 , the method comprising ...

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30-08-2018 дата публикации

LIQUID DISPENSER WITH MANIFOLD MOUNT FOR MODULAR INDEPENDENTLY-ACTUATED PIPETTE CHANNELS

Номер: US20180246134A1
Принадлежит:

Automated pipetting systems and methods are disclosed for aspirating and dispensing fluids, particularly biological samples. In one aspect, a liquid dispenser includes a manifold and one or more pipette channels. The manifold includes a vacuum channel, a pressure channel, and a plurality of lanes. Each lane includes an electrical connector, a port to the pressure channel, and a port to the vacuum channel. The pipette channels can be modular. Each pipette channel includes a single dispense head and can be selectively and independently coupled to any one lane of the plurality of lanes. In some aspects, a valve in the pipette channel is in simultaneous fluid communication with a pressure port and a vacuum port of the manifold. The valve selectively diverts gas under pressure and gas under vacuum to the dispense head in response to control signals received through the electrical connector of the manifold. 1. A liquid dispenser comprising: a pressure channel,', 'a vacuum channel,', 'a plurality of pressure cross-channels, each pressure cross-channel beginning at the pressure channel and terminating at an external surface of the manifold,', 'a plurality of vacuum cross-channels, each vacuum cross-channel beginning at the vacuum channel and terminating at the external surface of the manifold;, 'a manifold comprising'} a dispense head,', 'a pressure port configured to receive gas under pressure from one pressure cross-channel,', 'a vacuum port configured to receive gas under vacuum from one vacuum cross-channel, and', 'a valve in simultaneous fluid communication with the pressure port and the vacuum port, the valve operable to selectively divert gas under pressure and gas under vacuum to the dispense head; and, 'one or more pipette channels coupled to the manifold, each pipette channel comprising'}electrical connections configured to transmit control signals from the manifold to the one or more pipette channels, operation of each valve regulated independently of any other ...

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31-08-2017 дата публикации

DEVICES AND METHODS FOR DETERMINATION OF BIOAVAILABILITY OF POLLUTANTS

Номер: US20170248501A1

A method and system for enabling the determination of kinetic rates within a fluid of interest including directing fluid flow exiting a test bed to a multi-port switching valve. The multi-port switching valve to switches the fluid to a number of channels connected to in in-flow extraction cartridge. Analytes of interest from the fluid flow our concentrated and captured on an extraction medium. Rates are determined by (i) sequentially channeling the fluid through the each of the plurality of channels for a preselected time duration, (ii) analyzing the extraction cartridges, and computing the kinetic rate of interest. 1. A method for enabling the determination of kinetic rates within a fluid of interest comprising:directing fluid flow exiting a test bed to a multi-port switching valve;controlling the multi-port switching valve to switch the fluid to a plurality of channels; connecting each of the plurality of channels to at least one in-flow extraction cartridge;concentrating analytes of interest from the fluid flow; andcapturing the analytes of interest on at least one extraction medium; anddetermining rates by (i) sequentially channeling the fluid through the each of the plurality of channels for a preselected time duration and (ii) analyzing the extraction cartridges, and computing the kinetic rate of interest.2. The method of wherein analytes are trapped on the extraction media and the fluid claim 1 , depleted of the analytes of interest claim 1 , is emptied into the environment claim 1 , a temporary holding bladder claim 1 , or individual effluent bags.3. The method of wherein computing the kinetic rate of interest comprises computing the slope of a trajectory line and analyzing data for determination of reaction orders and rate coefficients.4. The method of wherein the at least one extraction cartridge contains at least one extraction medium.5. The method of further comprising the acts of preserving of labile analytes of interest on extraction media for ...

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31-08-2017 дата публикации

Non-disruptive Sampler for Fluid Processing Apparatus

Номер: US20170248502A1
Принадлежит:

A sampling module of a fluid processing apparatus includes at least one multi-configuration device connected to a filtration module. The invention relates to an area of non-disruptive sampling from any flow stream including the ones containing solids. The fluid processing apparatus remains in fluid communication with a sample processing module in all configurations of the sampling module and the parameters deemed critical for a chemical process remain unaffected during the sampling event. The entire event is controlled from a computer and the results are collected to make decisions on analytical and process controls. 1. A sampling module of a fluid processing apparatus comprising:a) a fluid diverting device which is configured to adopt at least two asynchronus configurations (load and inject) and receives at least a portion of a fluid from a reactor module in all configurations;b) the fluid diverting device dispenses at least a portion of the fluid to a sample processing module in all configurations c) a filtration module equipped with an inline filter comprising a barrier wherein the barrier allows liquid to pass through its pores and traps solids;d) a fluid holding device which is in fluid communication both with the reactor module and the filtration module when the fluid diverting device is in a load configuration;e) a fluid moving device, which is in fluid communication only with the filtration module when the fluid diverting device is in an inject configuration; andf) a second fluid moving device which is in fluid communication both with the fluid holding device and a sample delivery module when the fluid diverting device is in an inject configuration.2. The sampling module of claim 1 , wherein the sample delivery module moves the fluid from the fluid holding device to a sample analysis module.3. The sampling module of claim 1 , wherein in the first configuration (load) the reactor module is in fluid communication with the sample processing module via the ...

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07-09-2017 дата публикации

FLUID PROCESSING AND CONTROL

Номер: US20170252742A1
Принадлежит:

A fluid control and processing system for controlling fluid flow among a plurality of chambers comprises a body including a fluid processing region continuously coupled fluidicly with a fluid displacement region. The fluid displacement region is depressurizable to draw fluid into the fluid displacement region and pressurizable to expel fluid from the fluid displacement region. The body includes at least one external port. The fluid processing region is fluidicly coupled with the at least one external port. The fluid displacement region is fluidicly coupled with at least one external port of the body. The body is adjustable with respect to the plurality of chambers to place the at least one external port selectively in fluidic communication with the plurality of chambers. One or more of the chambers may be a processing chamber which includes two ports configured to selectively engage the at least one external port of the body, and a fluid processing material such as an enrichment material or a depletion material. In some embodiments, one or more chambers may include a separation channel, and an electric field may be applied across the separation channel. 148-. (canceled)49. A fluid control and processing system comprising:a housing having a plurality of chambers and at least one separation channel; anda valve body including a single fluid processing region continuously coupled fluidicly with a single fluid displacement region, the fluid displacement region including or being connected to a means that depressurizes the fluid displacement region to draw fluid into the fluid displacement region and pressurizes the fluid displacement region to expel fluid from the fluid displacement region, the valve body including at least one external port, the fluid processing region being fluidicly coupled with the at least one external port, the fluid displacement region being fluidicly coupled with at least one external port of the valve body, and the valve body being adjustable ...

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15-08-2019 дата публикации

Apparatus for Collecting Liquid Sample

Номер: US20190250075A1
Принадлежит:

The present invention provides an apparatus for collecting and detecting liquid samples comprising a first chamber and a second chamber. The first chamber is used for collecting liquid samples for initial detection, and the second chamber is used for collecting liquid samples for second confirmatory detection. The first chamber and second chamber of the apparatus are detachable. When a second confirmatory detection is necessary, the second chamber can be separated from the first chamber, and then sent to a detection agency for confirmatory detection. It can avoid the contamination of liquid samples caused by contacting with test strip of a traditional apparatus; thus, it can effectively reduce the space required for storing liquid samples and greatly reduce the risk of leakage of liquid sampled during transportation. 1. An apparatus for collecting liquid samples , comprising a first chamber for collecting liquid samples; and a second chamber for collecting samples for confirmatory detection; wherein the first chamber and the second chamber can be detachably combined , assembled or connected.2. The apparatus according to claim 1 , wherein the second chamber is located below the first chamber claim 1 , or claim 1 , when collecting liquid claim 1 , the liquid first enters the first chamber and then enters the second chamber claim 1 , or the second chamber is located downstream of the first chamber; alternatively claim 1 , when collecting liquid claim 1 , liquid enters the first chamber and the second chamber simultaneously; or claim 1 , a portion of the liquid samples enter the first chamber and another portion of the liquid samples enter the second chamber.3. The apparatus according to claim 1 , wherein the fluid communication state between the first chamber and the second chamber comprises one or more of the following states: fluid communication claim 1 , fluid non-communication.4. The apparatus according to claim 3 , wherein the first chamber and the second chamber ...

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29-09-2016 дата публикации

Automated Fluid Fraction Sampling System

Номер: US20160281500A1
Принадлежит:

Systems and methods for automated fluid sampling for tracer testing are described. In one aspect, an automated fluid sampling system includes a pressurized line, such as a production well or an injection well connectively and a fluid separation vessel receiving sample fluids therefrom. The fluid separation vessel includes a plunger and is configured for gravity-mediated phase separation of the sample fluids into a plurality of aqueous, organic and/or gas phase fluid fractions and includes pluralities of inlet and outlet ports for mediating flow of sample fluids therethrough. At least one purging fluid source, such as a gas or liquid, is used for driving the plunger. Sample fluid collection vessels receive phase-separated sample fluids from the fluid separation vessel. Pluralities of fluid lines and solenoid valves operatively link the pressurized line, purging fluid sources, sample fluid collection vessels, and disposal vessel to one another, whereby a controller selectively manages the automated flow of fluids through the various fluid lines. 1. An automated fluid sampling system comprising:a pressurized line connectively linked to a sample fluid source comprising sample fluids, where the sample fluid source is a production well or injection well;a fluid separation vessel receiving the sample fluids from the pressurized line, the fluid separation vessel configured for gravity-mediated phase separation of the sample fluids into at least two of: (a) an aqueous phase fluid fraction, (b) an organic phase fluid fraction, and (c) a gas phase fluid fraction, the fluid separation vessel comprising a plunger for collecting sample fluids in the fluid separation vessel and purging fluids from the fluid separation vessel, where a plurality of inlet ports and a plurality of outlet ports are disposed in top, bottom or side portions of the fluid separation vessel for mediating flow of sample fluids therethrough;a purging fluid source comprising a purging fluid, the purging fluid ...

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18-12-2014 дата публикации

Particulate Material Sample Divider

Номер: US20140366652A1
Принадлежит:

A particulate material sample divider includes a separation cone extending downwardly and radially outwardly from a central apex to an annular bottom edge with separator baffles supported on an outer surface of the separation cone at circumferentially spaced apart positions so as to define alternate first and second channels extends downwardly and radially outwardly between respective adjacent pairs of the baffles. A hopper supported above the separation cone discharges the sample over the cone for separation into the first and second channels. Each second channel only communicates with a second collection area to an outer side of a divider wall between the bottom edge of the cone. Each first channel includes an aperture in the separation cone such that each first channel only communicates through the aperture to a first collection area at an inner side of the divider wall. 1. A sample divider for dividing particulate material into two portions , the divider comprising:a separation cone extending downwardly and radially outwardly from a central apex to an annular bottom edge;a hopper supported above the separation cone so as to taper downwardly and inwardly towards a discharge opening at a bottom end of the hopper which is centrally located above the central apex of the separation cone;a gate member supported at the bottom end of the hopper so as to be operable relative to the discharge opening between an open position and a closed position;a plurality of separator baffles supported on an outer surface of the separation cone at circumferentially spaced apart positions so as to define a plurality of first channels and a plurality of second channels in which each of the first and second channels extends downwardly and radially outwardly between an adjacent pair of the separator baffles;an annular divider wall extending downwardly from the bottom edge of the separation cone so as to define a first collection area adjacent an inner side of the divider wall and a second ...

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28-09-2017 дата публикации

PORTABLE EFFICIENT MAGNETIC SOLID PHASE EXTRACTION DEVICE AND EXTRACTION METHOD THEREOF

Номер: US20170276576A1
Принадлежит:

A device comprises a contact reaction chamber, a circulating water inlet, a clear water basin, a circulating pump, a circulating water outlet, a solid phase extractant collecting tank, a magnetic holder, an electromagnet, a solid-liquid separation area, a drain valve, a wall sprinkling water inlet, and a wall sprinkling pipe, wherein, the contact reaction chamber is in a conical shape, and utilizes hydraulic power to perform stir to ensure no dead corner exists during contact stir; the obconical solid-liquid separation area increases the action area between a magnetic solid phase extractant and the electromagnet; the solid phase extractant collecting tank is in a downwards protruding dish shape to prevent the solid phase extractant from losing. 112341512526789101112131141214215161718. A portable efficient magnetic solid phase extraction device , characterized in that: the device mainly comprises a contact reaction chamber () , a circulating water inlet () , a clear water basin () , a three-way valve c() , a water delivery pipe a-(-) , a water delivery pipe a-(-) , a circulating pump () , a circulating water outlet () , a solid phase extractant collecting tank () , a magnetic holder () , an electromagnet () , a solid-liquid separation area () , a water outlet () , a three-way valve d() , a water delivery pipe b-(-) , a water delivery pipe b-(-) , a drain pipe () , a drain valve () , a wall sprinkling water inlet () , and a wall sprinkling pipe () ,{'b': 2', '7', '1', '2', '4', '1', '5', '1', '7', '4', '3', '7', '4', '1', '11', '12', '8', '10', '9', '11, 'wherein, the circulating water inlet () and the circulating water outlet () are respectively located at the upper part and lower part of the contact reaction chamber (); the circulating water inlet () is connected to the three-way valve c() via the water delivery pipe a-(-); the circulating water outlet () is connected to the three-way valve c() via a pipe; the clear water basin () is connected to the pipe between ...

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05-10-2017 дата публикации

Multiple Path Sample Collection Card

Номер: US20170282177A1
Автор: Bedrio Ned
Принадлежит:

A fluid sample collection card in one embodiment includes an absorbent strip including a sample application portion, a first absorbent strip portion extending directly from the sample application portion, and a second absorbent strip portion extending directly from the sample application portion and spaced apart from the first absorbent strip portion by the sample application portion, a non-absorbent layer positioned beneath the absorbent strip, and a sample application portion indicium configured to identify the sample application portion. 1. A fluid sample collection card comprising:an absorbent strip including a sample application portion, a first absorbent strip portion extending directly from the sample application portion, and a second absorbent strip portion extending directly from the sample application portion and spaced apart from the first absorbent strip portion by the sample application portion;a non-absorbent layer positioned beneath the absorbent strip; anda sample application portion indicium configured to identify the sample application portion.2. The collection card of claim 1 , further comprising an upper layer including a sample receiving portion claim 1 , a first sample viewing portion claim 1 , and a second sample viewing portion claim 1 , wherein:the sample application portion indicium comprises the sample receiving portion;the sample application portion is directly accessible from above the collection card through the sample receiving portion;the first absorbent strip portion is at least partially viewable through the first sample viewing window; andthe second absorbent strip portion is at least partially viewable through the second sample viewing window.3. The collection card of claim 2 , wherein the absorbent strip is configured to separate components of a collected sample.4. The collection card of claim 3 , wherein:the first sample viewing window is a first opening in the upper layer extending completely through the upper layer; andthe ...

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09-12-2021 дата публикации

A DISTRIBUTION UNIT FOR MILK SAMPLES

Номер: US20210381932A1
Автор: Johansson Thomas
Принадлежит:

A distribution unit for milk samples, with a flow channel, a plurality of ports adjoining and communicating with the flow channel and configured to permit various media to be delivered to and from the flow channel, and a membrane extending inside the flow channel with a first side facing the ports and an opposite second side, wherein a plurality of valves each comprising a valve body act on the second side of the membrane for closing and opening the ports, each valve body attached to the second side of the membrane in a manner that permits the valve body to push the membrane against a respective seat surface and to pull the membrane away from the respective seat surface. 1. A distribution unit for milk samples , comprising:a flow channel that has an elongated shape and extends along a longitudinal axis (x);a plurality of ports, provided adjacent to and in communication with the flow channel, and configured to permit various media to be delivered to and from the flow channel;a membrane having an elongated shape and extending in the flow channel in parallel with the longitudinal axis (x), the membrane having a first side facing the ports and a second side being opposite to the first side; anda plurality of valves, each comprising a valve body that acts on the second side of the membrane for closing and opening the ports,wherein each one of the valve bodies is attached to the second side of the membrane to permit the valve body to push the membrane against a respective seat surface adjacent to a respective one of the ports for closing the respective port, and to pull the membrane away from the respective seat surface for opening the respective port.2. The distribution unit according to claim 1 ,wherein the membrane comprises a plurality of engagement elements protruding from the second side of the membrane, andwherein each of the valve bodies is attached to the second side of the membrane via a respective one of the engagement elements.3. The distribution unit ...

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04-10-2018 дата публикации

Specimen Container System

Номер: US20180280002A1
Автор: Marc S. Kopoian
Принадлежит: Individual

A specimen container system and methods of use are described herein for capturing, storing and accessing fluids for lab testing. A cup is removably secured to a cap assembly. The cap assembly is comprised of cover and a lid which are connected by a hinge assembly having a biasing member for maintain the lid in an open position. An aperture in the cap has two sections that in combination with the lid decreases the contamination risk compared to prior art container system.

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23-12-2021 дата публикации

AN APPARATUS FOR COLLECTING LIQUID SAMPLE

Номер: US20210396628A1
Принадлежит:

The present invention provides an apparatus for collecting and detecting liquid samples comprising a first chamber and a second chamber. The first chamber is used for collecting liquid samples for initial detection, and the second chamber is used for collecting liquid samples for second confirmatory detection. The first chamber and second chamber of the apparatus are detachable. When a second confirmatory detection is necessary, the second chamber can be separated from the first chamber, and then sent to a detection agency for confirmatory detection. It can avoid the contamination of liquid samples caused by contacting with test strip of a traditional apparatus; thus, it can effectively reduce the space required for storing liquid samples and greatly reduce the risk of leakage of liquid sampled during transportation. 1. An apparatus for collecting a liquid sample , comprising a first chamber for collecting a liquid sample for a first detection; and a second chamber for collecting the liquid sample for a second confirmatory detection; wherein the first chamber and the second chamber can be detachably combined , assembled or connected , and wherein the first chamber comprising a test element therein for the first detection.2. The apparatus according to claim 1 , wherein the first chamber and the second chamber are in a liquid communication state.3. The apparatus according to claim 1 , wherein the first chamber and the second chamber are in a liquid communication state before the second chamber is separated from the first chamber.4. The apparatus according to claim 1 , wherein the first chamber and the second chamber are not in a liquid communication state before the second chamber leaves the first chamber or before the second chamber is about to leave the first chamber.5. The apparatus according to claim 1 , wherein the first chamber and the second chamber are assembled together in a detachable manner.6. The apparatus according to claim 1 , wherein the second chamber ...

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03-09-2020 дата публикации

SCREENING DEVICE FOR ANALYSIS OF BODILY FLUIDS

Номер: US20200276577A1
Принадлежит:

A screening device for testing saliva for the presence of certain constituents. The device has a D-shaped profile when viewed from above and includes a first wall with planar front face through which all of the test strips are viewed and a curved rear second wall. The device also includes a floor surface with an uppermost portion extending from the rear wall to a lowermost portion at the first wall such that saliva squeezed from a sampler at a location between the upper most portion and the lowermost portion flows downwardly to the test strips. 1. A device for testing an analyte in liquid sample , the device comprising:a cup comprising an outer planar forward wall connecting to an outer curved rearward wall providing a D-shaped outer perimeter of the device when viewed from below and above, an inclined plate traversing continuously upwardly and rearwardly between the planar forward wall and the curved rearward wall, the inclined plate defining a cavity with a lowermost extremity of the cavity positioned at the planar forward wall;a cap portion positioned at a top portion of the cup, that having a D-shaped outer perimeter when viewed from above, the D-shaped outer perimeter providing an outer most periphery of the device when viewed from above; wherein the cap portion comprising a through passage structure comprising a hollow tube positioned below the cap portion, the hollow tube extending toward the inclined plate; anda sampling stem having a proximal portion and a distal portion, the distal portion including a sampling swab for absorbing a liquid sample, the sampling stem insertable through the cap into the hollow tube through passage structure.2. The device of claim 1 , the device further comprises a planar face that extends downward from the cap portion into the cup and the planar face comprises a plurality of parallel ribs that define a plurality of elongate channels for engaging a test strip.3. The device of claim 1 , wherein the inclined plate has a lowermost ...

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10-09-2020 дата публикации

SEPARATION OF FRACTIONS IN HYDROCARBON SAMPLES USING AN ACCELERATED SOLVENT EXTRACTOR

Номер: US20200283686A1
Принадлежит:

A method and a system for separating and recovering an entire liquid hydrocarbon sample using an accelerated solvent extractor is disclosed. In the method, a filter is inserted into a bottom portion of an extraction cell of the accelerated solvent extractor. An adsorbent is activated via heating in a furnace and then cooled. At least a portion of the adsorbent is then inserted into the extraction cell and a liquid hydrocarbon sample is introduced into the extraction cell on top of the adsorbent. The extraction cell comprising the sample is placed in a cell tray of the accelerated solvent extractor and the saturate, aromatics, and resins fractions of the sample are sequentially extracted using first, second and third solvents, respectively. The entire liquid hydrocarbon sample is extracted as a result of the method. 1. A method of separating and recovering an entire liquid hydrocarbon sample using an accelerated solvent extractor , the method comprising:inserting a filter into a bottom portion of an extraction cell of the accelerated solvent extractor;inserting at least an adsorbent into the extraction cell, wherein the adsorbent occupies a substantial portion of the volume of the extraction cell;introducing the hydrocarbon sample on top of the adsorbent in the extraction cell;placing the extraction cell comprising the hydrocarbon sample into a cell tray of the accelerated solvent extractor;extracting a saturate fraction of the hydrocarbon sample using a first solvent, wherein the saturate fraction is collected in a first collection vial;extracting an aromatics fraction of the hydrocarbon sample using a second solvent, wherein the aromatics fraction is collected in a second collection vial; andextracting a resins fraction of the hydrocarbon sample using a third solvent, wherein the resins fraction is collected in a third collection vial,wherein the entire liquid hydrocarbon sample is extracted.2. The method of claim 1 , further comprising:activating the adsorbent via ...

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05-11-2015 дата публикации

STERILE FLUID HANDLING DEVICE

Номер: US20150314295A1
Принадлежит:

A sterile fluid handling device, comprising: a plate structure; one of a plurality of holes, wells, or recesses disposed in or on the plate structure, wherein each of the holes, wells, or recesses is sized and configured to selectively receive and retain a corresponding fluid collection tube; and a gripping portion by which the plate structure is grasped by a user and moved while the fluid collection tubes are retained in the holes, wells, or recesses. The device further comprising an elongate recess manufactured into the plate structure, wherein the elongate recess is sized and configured to receive an inner stylet of a fluid collection needle. The holes, wells, or recesses are arranged in a substantially linear pattern spanning a dimension of the plate structure. Alternatively, the holes, wells, or recesses are arranged in a substantially curved pattern spanning a dimension of the plate structure. 1. A sterile fluid handling device , comprising:a plate structure;one of a plurality of holes, a plurality of raised wells, and a plurality of sunken wells disposed in the plate structure, wherein each of the holes or wells is sized and configured to selectively receive and retain a corresponding fluid collection tube; anda gripping portion by which the plate structure is grasped by a user and moved while the fluid collection tubes are retained in the holes or wells.2. The device of claim 1 , further comprising an elongate channel manufactured into or onto the plate structure claim 1 , wherein the elongate channel is sized and configured to receive an inner stylet of a fluid collection needle.3. The device of claim 1 , further comprising a labeling portion on which a label is affixed to the plate structure.4. The device of claim 1 , wherein the holes or wells are arranged in a substantially linear pattern spanning a dimension of the plate structure.5. The device of claim 1 , wherein the holes or wells are arranged in a substantially curved pattern spanning a dimension of ...

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26-09-2019 дата публикации

FILTRATION APPARATUS

Номер: US20190293521A1
Принадлежит:

An apparatus for monitoring cells, biological materials, and/or particles in a fluid flow system including a plurality of fluid sampling loops arranged substantially in parallel adapted to allow the fluid to enter each of the plurality of fluid sampling loops sequentially at different time intervals. Each of the plurality of fluid sampling loops includes at least one filtration element adapted to retain the cells, biological materials, and/or particles when the fluid passes through each of the plurality of fluid sampling loops. 1. An apparatus for monitoring cells , biological materials , and/or particles in a fluid flow system comprising a plurality of fluid sampling loops arranged substantially in parallel adapted to allow the fluid to enter each of the plurality of fluid sampling loops sequentially at different time intervals , wherein each of the plurality of fluid sampling loops comprises at least one filtration element adapted to retain the cells , biological materials , and/or particles when the fluid passes through each of the plurality of fluid sampling loops.2. An apparatus according to claim 1 , wherein each of the plurality of fluid sampling loops comprises at least one clamp and/or at least one valve adapted to allow fluid to enter a given sampling loop only at a predetermined time point.3. An apparatus according to claim 1 , wherein the apparatus comprises at least one clamp and/or at least one valve adapted to prevent reverse fluid flow in the plurality of sampling loops.4. An apparatus according to claim 1 , wherein the system comprises an interface means adapted to allow connection and disconnection of the interface means from the fluid flow system without stopping a continuous flow and/or recirculation of the fluid in the fluid flow system.5. An apparatus according to claim 1 , comprising a flushing means.6. An apparatus according to claim 5 , wherein the flushing means comprises a flushing inlet and a flushing outlet.7. An apparatus according to ...

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18-10-2018 дата публикации

LIQUID DISPENSER

Номер: US20180299475A1
Принадлежит:

Fraction collector dispensers and methods of using such dispensers are provided. In one embodiment, the dispenser includes an inlet for receiving liquid from a liquid source, wherein the inlet is in fluid communication with an outlet from which liquid is dispensed into a receptacle; and a reservoir in fluid communication with a flow path between the inlet and outlet, wherein the reservoir comprises trapped air therein and is configured to receive liquid during movement of the dispenser between receptacles or during movement of receptacles between dispense positions, wherein the dispenser is moveable between a first receptacle and a second receptacle or the receptacles are moveable between dispense positions. 1. A dispenser comprising:an inlet for receiving liquid from a liquid source, wherein the inlet is in fluid communication with an outlet from which liquid is dispensed into a receptacle; anda reservoir in fluid communication with a flow path between the inlet and outlet, wherein the reservoir comprises trapped air therein and is configured to receive liquid during movement of the dispenser between receptacles or during movement of receptacles between dispense positions,wherein the dispenser is moveable between a first receptacle and a second receptacle or the receptacles are moveable between dispense positions.2. The dispenser of claim 1 , further comprising a liquid sensor in the flow path between the reservoir and a pressurized air source.3. The dispenser of claim 2 , wherein the liquid sensor comprises an optical liquid sensor.4. The dispenser of claim 3 , wherein the optical liquid sensor comprises a light source directing light across a fluid flow path and an optical detector arranged to receive light.5. The dispenser of claim 1 , further comprising a diverter to divert liquid to the outlet or to waste.6. The dispenser of claim 5 , wherein the diver ter is a 3-way valve.7. The dispenser of claim 1 , wherein the reservoir is proximate to the outlet.8. The ...

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18-10-2018 дата публикации

LIQUID DISPENSER AND METHOD OF USE

Номер: US20180299476A1
Принадлежит:

Fraction collector dispensers and methods of using such dispensers are provided. In one embodiment, the dispenser includes an inlet for receiving liquid from a liquid source, wherein the inlet is in fluid communication with an outlet from which liquid is dispensed into a receptacle; and a reservoir in fluid communication with a flow path between the inlet and outlet, wherein the reservoir is configured to receive liquid during movement of the dispenser between receptacles or during movement of receptacles between dispense positions and to receive pressurized air or gas to empty liquid out of the reservoir before or after movement of the dispenser or receptacles, wherein the dispenser is moveable between a first receptacle and a second receptacle or the receptacles are moveable between dispense positions. 1. A dispenser comprising:an inlet for receiving liquid from a liquid source, wherein the inlet is in fluid communication with an outlet from which liquid is dispensed into a receptacle; anda reservoir in fluid communication with a flow path between the inlet and outlet, wherein the reservoir is configured to receive liquid during movement of the dispenser between receptacles or during movement of receptacles between dispense positions and to receive pressurized air or gas to empty liquid out of the reservoir before or after movement of the dispenser or receptacles,wherein the dispenser is moveable between a first receptacle and a second receptacle or the receptacles are moveable between dispense positions.2. The dispenser of claim 1 , further comprising a liquid sensor downstream from the reservoir and upstream from the outlet.3. The dispenser of claim 1 , further comprising two liquid sensors downstream from the reservoir and upstream from the outlet.4. The dispenser of claim 3 , wherein the two liquid sensors are separated by a first distance D1 and are located a second distance D2 from a T-junction proximate to the outlet.5. The dispenser of claim 1 , further ...

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25-10-2018 дата публикации

METHOD OF DETECTING AND IDENTIFYING MICROBIAL SOURCES OF CONTAMINATION IN WATER SYSTEMS

Номер: US20180305743A1
Автор: GHYLIN Trevor Wayne
Принадлежит:

The present invention relates to a method of detecting contaminants of microbial origin in a water distribution system and, more particularly, to a method of identifying the microbes contaminating the system, by manipulation of the DNA of the microbes. The microbes are collected, and a portion of the DNA sequence of a particular gene that is found in microbes is amplified. The portion of the DNA sequence that is amplified contains a highly variable region and the identity of the microbe can be determined by that DNA sequence. Each amplified DNA sequences is matched against the known sequences of corresponding regions in the DNA sequences of various microbes. Thus, the spectrum of microbial contaminants, and their relative quantities, can be identified in the liquid collected from different locations of the water distribution system. 1. A method of identifying a microbe in a water system comprising:collecting a microbe from a water sample from a water system;extracting a microbial DNA sequence from the microbe, the microbial DNA sequence having a hypervariable region unique to the microbe;amplifying a portion of the hypervariable region located in the microbial DNA sequence; anddetermining the sequence of the amplified portion and thereby determining the identity of the microbe from which the amplified portion was obtained.2. A method according to wherein the microbe from the water sample from the water system are in the water sample drawn from the water system.3. The method according to wherein the microbe from the water sample from the water system is deposited in a filter through which the water sample from the water system has been filtered.4. The method of claim 3 , wherein the microbe is collected on a 0.22 μm filter.5. The method of claim 1 , wherein the step of determining the identity of the microbe further comprises accessing a database listing microbial DNA sequences and identifying in the database the hypervariable region located in the microbial DNA ...

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24-11-2016 дата публикации

Device and Method for Clinical Data Sampling and Specimen Banking

Номер: US20160341754A1
Автор: ROSENBLOOM Alan

A system and method are described that allow the autonomous collection of relevant data and samples from a patient during a clinical trial or during routine care. Sampling is accomplished by drawing multiple samples into tubing, such as microfluidic tubing, and using a pump to move the samples through the tubing. A spacer fluid is provided to separate each sample and to prevent contamination between each. A microcontroller is used to control the operation of the pump and to gather data about the patient from the electronic medical record or other alternative inputs, and the sampling, including data from onboard sensors. 1. A patient data and sample collection and banking system comprising:a tube capable of transporting a sample;a first pump coupled to the tube, wherein the first pump moves the sample through the tube;a spacer fluid;a second pump in fluid communication with the spacer fluid and connected to the tube, wherein the second pump is capable of injecting the spacer fluid into the tube;a sensor capable of differentiating between the sample and the spacer fluid contained within the tube, wherein the sensor generates a data signal;a microcontroller electrically connected to each of the sensor, the first pump, and the second pump, wherein the microcontroller sends control signals to the first pump and the second pump, causing the second pump to interpose the spacer fluid between the sample and an adjacent subsequent sample; anda communications interface connecting the microcontroller to a database, wherein the microcontroller is capable of receiving and transmitting data through the communications interface.2. The system of claim 1 , further comprising:a storage vessel, wherein a portion of the tube is contained within an interior volume of the storage vessel; anda cooling device that cools the interior volume of the storage vessel.3. The system of claim 2 , wherein the cooling device is a thermoelectric cooler.4. The system of claim 1 , wherein the database is ...

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23-11-2017 дата публикации

DEVICE FOR TAKING MULTIPLE SAMPLES WHILE AVOIDING CROSS-CONTAMINATION

Номер: US20170336297A1
Принадлежит:

A device for collecting multiple samples for use by a single user while avoiding cross-contamination under adverse conditions is disclosed. A multiple sampling device comprising a single handle actuator with a trigger, connected to a shaft assembly further connected to a claw assembly for actuating a self-sealing sampling sphere in the process of collecting a desired sample, is disclosed. The sampling sphere comprises two halves that separate when the trigger and claw assembly are actuated, and close together when the trigger is released using springs on the claw assembly and sampling sphere. Additional sampling spheres are stored on the shaft assembly. In operation, once a sample is collected by one sampling sphere, the sampling sphere is exchanged with an empty sampling sphere stored on the shaft assembly. 1a handle assembly, comprising a hand grip and a trigger device,a shaft assembly connected to the handle assembly, the shall assembly comprising a shaft and more than one attachment mechanisms adapted for removably attaching sampling assemblies,an actuation assembly connected to the end of the shaft assembly opposite the handle assembly, said actuation assembly having a pair of arms for attaching a sampling assembly,at least one sampling assembly comprising a sampling device for mechanically collecting a single sample, said sampling device having two halves that are hinged and can be opened, and said sampling assembly being adaptable for attaching to the pair of arms of the actuation assembly as well as the attachment mechanisms of the shaft,wherein a first sampling assembly is removably attached to the actuation assembly, and one or more sampling assemblies are removably attached to the shaft, andwherein the two halves of the sampling device are opened by actuating the trigger in the handle assembly and the sampling device is closed after a sample is collected by releasing the trigger, said closing of the sampling device being facilitated by springs attached to ...

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06-12-2018 дата публикации

Subsurface Environment Sampler

Номер: US20180348093A1
Принадлежит:

A Sampler and process for collecting, growing, inoculating and evaluating microbes in-situ. The Sampler may be loaded with an active or inert media to assist with the collection of microbes. It is closed and lowered to a desired depth. Sampler is opened to initiate sampling. Materials are added to the sampler to stimulate growth or change the environment. To collect and grow in situ microbes, the sampler is left open for a period of time, a trigger closes and seals the sampler capturing contents specific to that location. The sampler is lifted preserving the in-situ conditions from the collection location. The contents of the sampler can be interrogated through sealed ports at the field site or at a remote location. The sampler can also be utilized as a biologic reactor allowing researchers to connect laboratory equipment to analyze, modify, or cultivate the collected sample. 1. A Subsurface Environment Sampler comprising:a first housing including an actuator with a source connected to an end of the first housing to trigger the actuator;a second housing mated with the first housing with a removable cap placed on the end of the second housing;at least a collection chamber placed in the second housing;at least two slots formed in the second housing surrounding an entire outer perimeter of the second housing exposing the chamber to the environment;the actuator capable of closing the Sampler by exerting force on the chamber, thereby creating a seal between the chamber and the second housing to maintain in-situ condition at depths greater than 250 feet.2. A Subsurface Environment Sampler of claim 1 , with the chamber further comprising a third housing claim 1 , and a screened microbial collection module placed in the third housing with caps formed on each end of the third housing.3. A Subsurface Environment Sampler of claim 2 , with each of the caps of the chamber including compressible material to seal the chamber.4. A Subsurface Environment Sampler of claim 3 , with ...

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21-12-2017 дата публикации

Continuous flow sampling apparatus

Номер: US20170363520A1
Принадлежит: Lincoln Global Inc

A flow-through sampling apparatus for sampling a bulk solid mixture includes a main body forming an opening. A screen is located in the opening and forms a plurality of sample zones within the main body. The apparatus further includes a first slide door that is movable above the screen so as to close one side of the opening. Further, the apparatus includes a second slide door that is movable below the screen so as to close the other side of the opening.

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26-11-2020 дата публикации

A DOSING MODULE

Номер: US20200371003A1
Принадлежит:

A dosing module () in an agricultural environment, arranged to apply a milk sample of an animal () onto a dry stick (). The dosing module () includes a milk insertion connection () arranged to receive milk; a needle () configured to receive the milk and apply the received milk to the dry stick (); a first pump (), configured to provide milk from the milk insertion connection () to the needle (); and a position adjustment mechanism () configured to adjust the needle () between a retracted position (α) above the dry stick () when dosing milk to the dry stick (), and at an extended position (β) when flushing milk through the needle (); and an evacuator () arranged to intercept liquid output by the needle (). 1137137100180180180137abc. A dosing module () in an agricultural environment , the dosing module () arranged to apply a milk sample of an animal () onto a dry stick ( , , ) , the dosing module () comprising:{'b': 500', '600', '500', '600', '120', '130', '180', '180', '180, 'i': a', 'b', 'c, 'a cover comprising a first cover section () and a second cover section (), the first and second cover sections (, ) defining an interior of the dosing module, the cover being mountable within a service module () that includes a cassette () housing the dry stick (, , );'}{'b': '340', 'a milk insertion connection () arranged to receive milk;'}{'b': 350', '340', '120', '180', '180', '180, 'i': a', 'b', 'c, 'a needle () configured to receive the milk from the milk insertion connection () and, with the cover mounted in the service module (), apply the received milk to the dry stick (, , );'}{'b': 611', '340', '350, 'a first pump () configured to provide the milk from the milk insertion connection () to the needle (); and'}{'b': 510', '510', '350', '520, 'a position adjustment mechanism () that extends through the interior of the dosing module, the position adjustment mechanism () being connected to the needle () and having a motor connection (),'}{'b': 120', '520', '510', '350', ' ...

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05-12-2019 дата публикации

AUTOMATED PLANT PRODUCT SAMPLER

Номер: US20190368975A1
Принадлежит:

A system for sampling of plant product is provided that comprises a mobile platform, at least one primary bin, and a harvesting subsystem connected to the mobile platform. The harvesting subsystem harvests the plant product as the system traverses a plot and projects it across the length of the primary bin(s) against a back wall of the primary bin(s), whereby the separated plant products collides with the back wall and falls into the primary bin. The system additionally includes at least one sample volumizer connected to the back wall of each primary bin. Each sample volumizer has a specified fixed volume and receives and collects a sample of the plant product, wherein each collected sample collected has the specified fixed volume. The system further includes at least one sample receiving subsystem structured and operable to receive and collect a sample from a respective sample volumizer. 1. A sampling system for high-throughput sampling of a plant product , said system comprising:a mobile platform; at least one harvesting head structured and operable to separate plant product from a plurality of plants in a plot as the sampling system traverses the plot; and', 'at least one harvest transport chute, each harvest transport chute extending from a respective harvesting head; and, 'a harvesting subsystem connected to the mobile platform, the harvesting subsystem comprisingat least one sample volumizer disposed in the flow of plant product as the plant product is transported through the harvesting system such that each harvest transport chute extends from a respective harvesting head toward the opening of a respective sample volumizer, each sample volumizer structured and operable to receive and collect a sample of the plant product transported by the at least one harvest transport chute; andat least one sample evacuation duct, each sample evacuation duct connected to a respective sample volumizer.2. The system of further comprising at least one sample receiving ...

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05-12-2019 дата публикации

Microfluidic guillotine for splitting cellular structures

Номер: US20190368979A1
Принадлежит:

Splitting of biological samples is provided by flowing the samples through a flow splitter where the sample strikes a stationary blade and is split into two pieces that end up in separate output channels. Samples can be single cells or multi-cellular samples. The split ratio of the pieces can be 50:50 or it can be other values as determined by design. To first order, the split ratio of the pieces is the same as the split ratio of the fluid flows in the output channels. 1. Apparatus for splitting a biological sample , the apparatus comprising:a fluidic inlet channel;two fluidic outlet channels;wherein the inlet channel and the outlet channels meet at a Y-junction where the inlet channel is in fluid communication with the two outlet channels;wherein an interior tip of the Y-junction is a blade configured to split a biological sample from the fluidic inlet channel into substantially two parts while fluid flows through the apparatus, and to deliver the two parts separately to the two fluidic outlet channels.2. The apparatus of claim 1 , wherein a flow rate of fluid through the apparatus is selected such that the biological sample is locally cut by the blade to provide the two parts.3. The apparatus of claim 1 , wherein the biological sample is a single cell.4. The apparatus of claim 1 , wherein the biological sample is a multi-cell sample.5. The apparatus of claim 1 , wherein an outlet split ratio of the apparatus is between 60:40 and 40:60.6. The apparatus of claim 1 , wherein an angle of the blade is 40 degrees or less.7. The apparatus of claim 1 , wherein the fluidic inlet channel is sized to control a position of the biological sample while still permitting fluid flow and movement of the biological sample through the apparatus.8. The apparatus of claim 1 , wherein the fluidic inlet channel is sized such that the biological sample in the fluidic inlet channel forms a plug of length L in the fluidic inlet channel claim 1 , wherein W is a largest lateral dimension of ...

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03-12-2020 дата публикации

SYSTEMS AND METHODS FOR FLUID SAMPLE COLLECTION AND TESTING

Номер: US20200376483A1
Принадлежит: Marshall Venture Partners LLC

A fluid sample testing apparatus has a housing with a test chamber and first and second fluid collector tubes and first and second fluid collectors in fluid communication with the test chamber. A sample holding container is in fluid communication with the second fluid collector tube. The first fluid collector is inserted into the first fluid collector tube and pressure is generated to release fluid from the first fluid collector into the test chamber, and air passes outside of the apparatus from the test chamber via an opening from the test chamber into the first fluid collector tube. The second fluid collector is inserted into the second fluid collector tube concurrently and pressure is generated to release fluid from the second fluid collector into the sample holding container, and air passes outside of the apparatus from the second fluid collector tube. 1. A fluid sample testing apparatus comprising:a housing with a test chamber and a first fluid collector tube of a first diameter and a second fluid collector tube of a second diameter, wherein the test chamber is in fluid communication with the first fluid collector tube;a sample holding container in fluid communication with the second fluid collector tube; andfirst and second fluid collectors, wherein the first fluid collector is adapted for insertion into the first fluid collector tube and upon insertion into the first fluid collector tube pressure is generated to release fluid from the first fluid collector into the test chamber via an opening between the test chamber and the first fluid collector tube, wherein air passes outside of the apparatus from the test chamber via an opening from the test chamber into the first fluid collector tube, and wherein the second fluid collector is adapted for insertion into the second fluid collector tube concurrently with insertion of the first fluid collector into the first fluid collector tube and upon insertion into the second fluid collector tube pressure is generated to ...

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17-12-2020 дата публикации

Toilet with Infrastructure for Analytical Devices

Номер: US20200393337A1
Принадлежит: Hall Labs, LLC

An analytical toilet comprising a bowl for receiving excreta from a user; a base supporting the bowl; a supply of flush water; and a plurality of receptacles, each providing mechanical attachment, a power supply, and a data connection to an analytical device, which analytical device is adapted to provide data useful to the user is disclosed. 1. An analytical toilet comprising:a bowl for receiving excreta from a user;a base supporting the bowl;a supply of flush water; anda plurality of receptacles, each providing mechanical attachment, a power supply, and a data connection to an analytical device, which analytical device is adapted to provide data useful to the user.2. The analytical toilet of wherein at least one receptacle is adapted to provide at least one fluid inlet to and at least one fluid outlet from the analytical test device.3. The analytical toilet of further comprising a manifold system having multiple flow paths and valves for providing fluids to the one or more receptacles.4. The analytical toilet of wherein the manifold further comprises one or more mixing chambers for sample preparation.5. The analytical toilet of further comprising one or more fluid supplies from outside sources and internal reservoirs.6. The analytical toilet of further comprising at least one sensor for detecting the level of fluid in the one or more internal reservoirs.7. The analytical toilet of wherein the at least one sensor comprises one or more of a weight sensor claim 6 , pressure sensor claim 6 , or proximity sensor.8. The analytical toilet of wherein the plurality of fluid supplies includes at least one of excreta claim 5 , buffer solutions claim 5 , chemical reagents claim 5 , air claim 5 , biomarkers claim 5 , dilution solutions claim 5 , calibration solutions claim 5 , fragrances claim 5 , sterilizers claim 5 , flushing fluid claim 5 , rinsing fluid claim 5 , cleansing fluids claim 5 , electrolyzed water claim 5 , air claim 5 , and water.9. The analytical toilet of ...

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17-12-2020 дата публикации

Apparatus for Analyzing Biological Samples

Номер: US20200393338A1
Принадлежит: Hall Labs, LLC

An apparatus for analyzing excreta samples in a toilet comprising one or more fluid inlets configured to receive fluids from a toilet including excreta samples; at least one outlet configured to discharge the fluids to the toilet; a connection for receiving electrical power; and at least one sensor configured to measure at least one property of the fluids in the apparatus is disclosed. 1. An apparatus for analyzing excreta samples in a toilet comprising:one or more fluid inlets configured to receive fluids from a toilet;at least one outlet configured to discharge the fluids to the toilet;a connection for receiving at least one of data and electrical power; andat least one sensor configured to measure at least one property of the fluids in the apparatus.2. The apparatus of wherein the apparatus is configured to be in fluid communication with a toilet manifold supplying fluids to the apparatus and receiving waste fluids from the apparatus.3. The apparatus of wherein the manifold system comprises multiple flow paths for providing fluids to and from the apparatus.4. The apparatus of wherein the manifold system supplies fluids in segmented flow.5. The apparatus of wherein the manifold system comprises at least one standardized interface between the one or more receptacles and analytical test devices.6. The apparatus of wherein the at least one sensor comprises an active component located on the sensor such that it will contact the fluids supplied by the manifold.7. The apparatus of wherein the apparatus is configured to receive electrical power from a toilet.8. The apparatus of wherein the apparatus is configured to have a data connection with a toilet.9. The apparatus of wherein the data connection is a wireless connection.10. The apparatus of further comprising a processor adapted to receive signals from the at least one sensor.11. The apparatus of wherein the processor is part of the toilet.12. The apparatus of wherein at least one analytical test device measures at ...

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17-12-2020 дата публикации

Toilet with Digitally Controlled Manifold to Distribute Fluids

Номер: US20200393339A1
Принадлежит: Hall Labs LLC

An analytical toilet comprising a bowl for receiving excreta from a user; a flush mechanism for cleaning the bowl after use; at least one analytical test device wherein a sample of excreta is analyzed; a manifold comprising conduits and valves for distributing one or more fluids to and from the at least one receptacle; and a digital control device controlling the valves to distribute the sample to the analytical test device for analysis; and distribute fluid to remove the sample from the analytical test device after analysis and to clean the analytical test device is disclosed.

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17-12-2020 дата публикации

Toilet with Microfluidic Chips for Testing Samples

Номер: US20200393340A1
Принадлежит: Hall Labs, LLC

An analytical toilet comprising a bowl adapted to receive excreta; one or more conduits for transporting a sample from the bowl; one or more fluid sources in fluid connection with the one or more conduits; and one or more microfluidic chips, comprising at least one fluid inlet; at least one fluid outlet; and a sensor configured to detect at least one property of an excreta sample is disclosed. 1. An analytical toilet comprising:a bowl adapted to receive excreta;one or more conduits for transporting a sample from the bowl;one or more fluid sources in fluid connection with the one or more conduits; and at least one fluid inlet;', 'at least one fluid outlet; and', 'a sensor configured to detect at least one property of an excreta sample., 'one or more microfluidic chips, comprising2. The analytical toilet of further comprising:an electrical connection to the one or more microfluidic chips; anda data connection to the one or more microfluidic chips.3. The analytical toilet of wherein at least one test chamber measures at least one of excreta content claim 1 , excreta temperature claim 1 , excreta density claim 1 , and excreta color.4. The analytical toilet of further comprising a manifold system having multiple flow paths and valves for providing fluids to the one or more microfluidic chips.5. The analytical toilet of further comprising a gasket between the manifold and the one or more microfluidic chips.6. The analytical toilet of further comprising one or more fluid supplies from outside sources or internal reservoirs.7. The analytical toilet of further comprising at least one sensor for detecting the level of fluid in the one or more internal reservoirs.8. The analytical toilet of wherein the at least one sensor comprises one or more of a weight sensor claim 7 , pressure sensor claim 7 , or proximity sensor.9. The analytical toilet of wherein the fluid supplies comprise one or more of excreta claim 6 , buffer solutions claim 6 , chemical reagents claim 6 , air claim ...

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31-12-2020 дата публикации

MEASURING AN ADSORBING CHEMICAL IN DOWNHOLE FLUIDS

Номер: US20200408092A1
Принадлежит:

Interaction of adsorbing chemicals with a downhole tool presents inaccuracies in the adsorbing chemical measurement and analysis. The principles of the present disclosure provide a method and system of sampling fluids including an adsorbing chemical in a subterranean reservoir. One method may include modeling an interaction between the adsorbing chemical and a downhole tool, applying the model to a measurement of the adsorbing chemical, and adjusting the measurement in response to applying the model. 120-. (canceled)21. A method to detect a chemical in a subterranean reservoir comprising:simulating behavior of a chemical as the chemical moves from a reservoir to a location within a downhole tool;based on the simulation, using mathematical fitting to generate a model of the behavior;using the downhole tool, sampling a downhole fluid containing the chemical;characterizing a response of the downhole tool to the chemical using the model; andoperating the downhole tool in response to the characterization.221. The method as defined in claim , wherein:the model is matched to downhole test data;the model is comprised of a gaussian model, exponential model, or double exponential model;the model is derived from an approximation; orthe model comprises an error function.231. The method as defined in claim , wherein the downhole tool is a formation tester , a fluid identification or contamination section of a downhole tool or a nuclear magnetic resonance (“NMR”) section of a downhole tool.241. The method as defined in claim , wherein:the simulation is a numeric simulation or finite element simulation; orthe simulation is performed as part of a pre-job operation.251. The method as defined in claim , wherein:the model is adjusted while the downhole tool is downhole; orthe model is used to determine a concentration of the chemical in the downhole fluid.261. The method as defined in claim , wherein:the chemical is at least one of H2S, mercury, CO2, tracer, water scaling chemical, ...

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13-06-1996 дата публикации

Magnetic separation of magnetically responsive spheres

Номер: WO1996017686A1
Принадлежит: Bolt Beranek And Newman, Inc.

A method and apparatus for automated separation of fluid borne magnetically responsive spheres (18) into different populations by carefully manipulating forces of gravity, buoyancy, fluid friction, and magnetism. Distinct homogeneous sphere populations (26) are separated from a non-homogeneous population (28) comprised of a plurality of intermixed homogeneous sphere populations (26), without significant manual processing, by: effecting magnetic distancing of an initial non-homogeneous sphere population (28); facilitating enhanced separation of the non-homogeneous population (28) in accordance with rate of descent of spheres within homogeneous populations (26); providing magnetic acceleration (24) of the separation process; and effecting magnetic concentration (22) of the separated homogeneous sphere populations (26). The process and apparatus provide for improved bio-sensing resulting from the automated condensing of homogeneous groups of spheres (26) from a non-homogeneous sphere population (28).

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13-05-1997 дата публикации

Method and apparatus for separation of magnetically responsive spheres

Номер: US5628407A
Принадлежит: Bolt Beranek and Newman Inc

A method and apparatus for automated separation of fluid borne magnetically responsive spheres into different populations by carefully manipulating forces of gravity, buoyancy, fluid friction, and magnetism. Distinct homogeneous sphere populations are separated from a non-homogeneous population including a plurality of intermixed homogeneous sphere populations, without significant manual processing, by: effecting magnetic distancing of an initial non-homogeneous sphere population; facilitating enhanced separation of the non-homogeneous population in accordance with rate of descent of spheres within homogeneous populations; providing magnetic acceleration of the separation process; and effecting magnetic concentration of the separated homogeneous sphere populations. The process and apparatus provide for improved bio-sensing resulting from the automated condensing of homogeneous groups of spheres from a non-homogeneous sphere population.

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17-11-2022 дата публикации

Systems and methods for section transfer

Номер: US20220364960A1
Принадлежит: Clarapath Inc

Provided here are systems and methods for microtomy, including a microtome and a transfer tape system. The microtome can be used for sectioning a tissue section from a tissue block. The transfer tape system can include a transfer tape configured to adhere to a front face of the tissue block and collect one or more tissue sections sectioned by the microtome and to transfer the one or more tissue sections to one or more slides; and at least one tension device for controlling tension and an angle of the transfer tape relative the tissue block or the one or more slides. The at least one tension device can be configured to maintain the transfer tape at a predetermined tension or maintain the transfer tape at a predetermined angle relative to the tissue block or the one or more slides.

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29-06-2010 дата публикации

Manifold assembly

Номер: US7744817B2
Автор: Xuan S. Bui
Принадлежит: Sakura Finetek USA Inc

A manifold assembly that directs fluid to and from individually selectable sample receiving trays of a tissue processing system includes a manifold, fluid conduits machined in the manifold, and valves that may be selectively configured to provide a direct fluid path to or from a particular tray. The valves are controlled by a controller that positions each valve such that a desired path is created. Pressure is created in supply and/or drain bottles to supply or drain fluid from the trays supported by the manifold assembly. Independently operated heaters are provided on the manifold assembly to heat the trays to desired temperatures. Thermoelectric cooling elements may also provided to cool the heaters and/or trays.

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12-12-2000 дата публикации

Dispenser for church communion liquid

Номер: US6158484A
Автор: Wilfred E. Greenlee
Принадлежит: Individual

A dispenser made in accordance with the present disclosure includes a liquid storage container and a mechanical regulating assembly that are mounted on a frame. A plurality of conduits is in liquid communication with the storage container and dispenses liquid flowing from the container under the force of gravity through the conduits through open distal ends. The regulating assembly of the dispenser regulates this flow using two pinch rollers that are moveable between a closed position, wherein the rollers pinch the sections of tubing and restrict flow, and an open position, wherein there is a free flow of liquid through the sections of tubing.

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03-08-2006 дата публикации

Manifold assembly

Номер: US20060169719A1
Автор: Xuan Bui
Принадлежит: Sakura Finetek USA Inc

A manifold assembly that directs fluid to and from individually selectable sample receiving trays of a tissue processing system includes a manifold, fluid conduits machined in the manifold, and valves that may be selectively configured to provide a direct fluid path to or from a particular tray. The valves are controlled by a controller that positions each valve such that a desired path is created. Pressure is created in supply and/or drain bottles to supply or drain fluid from the trays supported by the manifold assembly. Independently operated heaters are provided on the manifold assembly to heat the trays to desired temperatures. Thermoelectric cooling elements may also provided to cool the heaters and/or trays.

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11-08-1994 дата публикации

Pump system.

Номер: DE69102711D1
Принадлежит: Isco Inc

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04-02-2014 дата публикации

Automated aseptic sampling workstation and sample collection devices therefore

Номер: US8640556B2
Автор: Jan Hofman
Принадлежит: Alfa Wassermann Inc

An automated sample collection workstation is provided. The workstation includes a processor, a peristaltic pump, a valve actuator, and an algorithm. The peristaltic pump and the valve actuator are in electrical communication with the processor. The valve actuator can move a plurality of valves, when disposed therein, among an off position, a flush position, and a sample position. The algorithm is resident on the processor and is configured to: move all of the valves to the off position and place the pump in an off state when no sampling or flushing is required, move all of the valves to the flush position and place the pump in an on state for a predetermined flush time period when flushing is required, and move a respective one of the valves to the sample position, move any of the valves upstream of the respective valve to the flush position, and place the pump to the on state for a predetermined sample time period when a sample is required.

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13-08-1991 дата публикации

Method and apparatus for collecting samples for analysis of chemical composition

Номер: US5039614A
Принадлежит: Individual

An automated, on-line solvent elimination interface system is described for use in characterizing the Composition Distribution (CD) of unknown materials emerging from a fractionating unit or a process stream. Fractionated samples to be analyzed, such as a polymer, in highly diluted form in one or more solvents, are provided by a fractionation unit such as a gel permeation chromatograph (GPC), a high pressure liquid chromatograph (HPLC), or a field flow fractionator (FFF). A number of discharges of each particular fraction are supplied to individual collection units within the interface system under controlled conditions of flow rate, temperature and pressure (vacuum) such that the solvents are flash-evaporated at the collection unit. A sufficient solid residue is built up on the collection unit for analysis by, for example, a Fourier transform infrared (FTIR) analyzer.

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