СЕНСОРНОЕ УСТРОЙСТВО И СПОСОБ ИЗМЕРЕНИЯ ФИЗИОЛОГИЧЕСКОГО ПАРАМЕТРА

Группа изобретений относится к медицине, а именно к физиологическому сенсорному устройству для измерения физиологического параметра и управления расположением считывающей поверхности относительно воспринимающей поверхности ткани человека и способу настройки физиологического считывающего устройства для оптимизации расположения считывающей поверхности относительно воспринимающей поверхности ткани человека. Устройство содержит считывающую поверхность, электроактивную полимерную структуру, контроллер. Полимерная структура выполнена с возможностью деформации в ответ на подачу электрического сигнала для управления расположением считывающей поверхности. При осуществлении способа подают электрический сигнал на электроактивную полимерную структуру. Сигнал состоит из наложенного сигнала воздействия и считывающего сигнала переменного тока. Сигнал воздействия предназначен для стимулирования деформации электроактивной полимерной структуры для управления считывающей поверхностью для приложения силы воздействия ...

УСТРОЙСТВО ДЛЯ ФОТОПЛЕТИЗМОГРАФИИ

Pressure-compensating non-invasive blood-component measurement

A non-invasive blood-component (e.g. glucose) concentration sensing device 101 includes a force sensing arrangement to measure pressure applied to the device by a user’s finger. The device has a housing 102 with an orifice 103 via which the finger contacts electrically insulated parallel electrodes mounted on a dielectric membrane 106. A top circuit board 201, supported by the housing, provides electrical connections to the electrodes and has an orifice 402 across which the membrane extends. A bottom circuit board 401 supports a force sensor 408 and fixing elements 313, 314 secure the bottom and top circuit boards together, the bottom circuit board does not contact the housing directly. An intermediate board 316 is provided between the top and bottom circuit boards. Force applied to the membrane by the finger is transferred to the force sensor via the intermediate board. A plastic support layer 315 and an elastomeric material 409 may also be provided between the boards, and the force sensor ...

ELECTRONIC MONITOR

A sensor for intravascular measurements within a living body

METHOD AND SYSTEM FOR DETERMINING A RISK OF ULCER ONSET

Electromagnetic sensors for biological tissue applications

Luminal impedance device with integrated circuit modules

Impedance devices with integrated circuit modules and method of using the same to obtain luminal organ information. In one embodiment, a device comprises an elongated body for at least partial insertion into a mammalian luminal organ and having a first conductor extending therethrough, a proximal electrical unit connected to the elongated body to deliver power along the first conductor, and a sensor substrate located at or near a distal end of the elongated body and comprising a circuit module operable and/or configured to direct the sizing portion to obtain sizing data and the pressure sensor to obtain pressure data, and facilitate transmission of the sizing data and/or the pressure data to the proximal electrical unit.

Patient support pad

A support pad, including a first cushion layer, a second cushion layer, and a sensing device, is provided. The sensing device is positioned between the first and second cushion layers. The sensing device includes a plurality of sensing elements and a substrate. The substrate includes a plurality of tab portions and a plurality of expandable portions. The sensing elements are respectively mounted to the tab portions. The expandable portions are moveable between contracted and expanded positions in response to pressure applied thereto.

FABRICATION PROCESS OF TEXTILE FABRIC WITH MULTIMODAL TACTILE SENSOR

FABRICATION PROCESS OF TEXTILE FABRIC WITH MULTIMODAL TACTILE SENSOR Abstract: In recent years, the growth of robotics is very rapid, especially in the medical field. The features of robotics in the development of medical tools used in endoscopy, surgery, human touch emulating systems, etc. The procedures that are habitual clinically and procedures that are difficult are made easy with the development of tools that is been designed. This helps in improving the human touch emulating abilities and dexterity. The robots that are designed should be inspiring, safe, and dependable for enhancing the features that are natural and characteristically classifying the behavior of the human. There are numerous natural features among which the touch sensor is more attractive and has gained more attention. There is a need for providing feedbacks for object's interaction and exploration when a task is achieved by a robotic manipulator. This invention is intended to development of wearable fabric in a ...

Pressure sensor

Method and apparatus for monitoring eye tremor

DETECTION OF FLUIDS IN TISSUE

A method of detecting a change (that is, an increase or a decrease) in the level of fluid in tissue in a first area of a body includes the steps of: applying electromagnetic energy, preferably in the frequency range of approximately 300 MHz to approximately 30 GHz, to a first volume of the body; measuring a resultant or returned signal; comparing the signal to a reference signal to determine if the fluid level in the tissue has changed. In one embodiment, the method detects changes in the level of fluid in tissue of a body by applying electromagnetic energy to a first volume of the body over a period of time (for example, using an antenna or antennae); measuring a resultant signal or a signal returned from the tissue; and comparing the signal to a reference signal to determine if a level of fluid in the tissue has changed during the period of time.

FOCUSED STERILIZATION AND STERILIZED SUB-ASSEMBLIES FOR ANALYTE MONITORING SYSTEMS

A system includes a sensor applicator, a sensor control device arranged within the sensor applicator and including an electronics housing and a sensor extending from a bottom of the electronics housing, and a cap coupled to one of the sensor applicator and the sensor control device, wherein the cap is removable prior to deploying the sensor control device from the sensor applicator.

NONINVASIVE DIAGNOSTIC SYSTEM

A method and system for diagnosing an injury to bodily tissue. The method of the present invention comprises in one embodiment creating a 3D model of a patient specific bone registering the patient actual bone with the patient-specific bone model, tracking the motion of the patient's bone through a range of motion, comparing the motion of the patient' s bone to a database having bone motion data to diagnose an injury, where the database has bone motion data teamed with verified diagnosis data ...

REAL-TIME ESTIMATION OF TISSUE PERFORATION RISK DURING MINIMALLY INVASIVE MEDICAL PROCEDURE

A method for performing a medical procedure, includes coupling a tip of a probe to tissue in an organ of a patient in order to apply the medical procedure using the probe. A force exerted by the tip on the tissue and a displacement of the tip created by the force are measured. A dependence of the force on the displacement is calculated. Based on the calculated dependence, a risk level of perforation of the tissue is estimated.

Test sensor with a side vent and method of making the same

KIDS CARE SYSTEM AND THE METHOD THEREOF

... 본 발명은 키즈 케어 시스템 및 그 방법에 관한 것으로, 유아기관에서 가속도 센서, 체온 센서, 지그비 통신장치 등을 포함하는 시계형 단말기를 유아들에게 착용시켜, 상기 시계형 단말기와 CCTV 카메라로부터 유아의 활동지수, 활동영상 및 건강정보를 취합하여 관리 및 모니터링하고, 스마트 단말 상에 설치된 어플리케이션 프로그램을 통해 보호자에게 유아의 활동 동영상, 위치 및 건강상태 등을 포함한 정보를 실시간으로 제공할 수 있는 키즈 케어 시스템 및 그 방법에 관한 것이다.

웨어러블 심장 이상 징후 감지 스마트 워치, 디지털 ＥＣＧ 좌표를 이용한 급성 심장마비 예방 시스템 및 그 방법

... 본 발명의 ECG를 이용한 급성 심장마비 예방 방법은 디지털 ECG 전기적 신호를 획득하는 단계, 상기 디지털 ECG 전기적 신호를 처리하여 디지털 ECG (X, Y) 패턴 정보를 생성하는 단계, 상기 디지털 ECG (X, Y) 패턴 정보가 정상 징후를 이탈하는지 여부를 감지하는 단계, 상기 정상 징후를 이탈하는 경우 상기 디지털 ECG (X, Y) 패턴 정보를 이상 징후 유형과 대비하는 단계, 및 상기 디지털 ECG (X, Y) 패턴 정보가 심장마비 전조 증상으로 판정되는 경우 상기 디지털 ECG (X, Y) 패턴 정보를 지인과 병원에 알람하는 단계를 포함한다. 이와 같은 본 발명의 구성에 의하면, 급성 심장마비 발생 시 골든타임을 놓치지 않고 응급 처치할 수 있다.

ULTRASOUND IMAGING APPARATUS AND DISPLAY METHOD OF ULTRASOUND IMAGE

PAIN MONITORING SERVICE METHOD AND APPARATUS AND SYSTEM

A pain monitoring terminal according to an embodiment is a terminal for monitoring the pain of a user through pain-related information exchange with a wearable device worn by the user. The pain monitoring terminal includes a first communication module for transmitting and receiving data to and from the wearable device; a second communication module for transmitting and receiving data to and from a monitoring server; an input module for detecting the user input; an output module for outputting a service screen; and a control part for generating pain synthesis information by using at least one among first pain information received from the wearable device, additional information inputted from the user, and environment information received from the monitoring server. COPYRIGHT KIPO 2017 (100) Wearable device (200) Pain monitoring terminal (300) Pain monitoring server (S101) Transmit a unique number (S102) Transmit a response signal (S103) Generate first pain information (S105) Transmit first ...

DEVICE AND METHOD OF UNCONSCIOUS NOCTURNAL PENILE TUMESCENCE DIAGNOSIS BASED ON PROGRESSIVE SENSING

The present invention relates to a technology of a device and a method of unconscious nocturnal penile tumescence diagnosis based on progressive sensing, and more specifically, to a device and a method of unconscious nocturnal penile tumescence diagnosis using progressive sensing. According to the technology, the device is configured to prevent a disturbance of the user sleep. The present invention proposes a device of unconscious nocturnal penile tumescence diagnosis, which is capable of miniaturization and weight-reduction and implemented with low cost by improving a diagnostic sensor for measuring nighttime penile swelling during sleep of an examinee (a user). The present invention proposes a method of generating a sensed signal sensed by the sensor using a ring-shaped sensor into diagnostic information on a processor body part. Therefore, the diagnosis device can be reduced in size and weigh, and the cost of the device can be reduced. COPYRIGHT KIPO 2017 ...

SMART POSTURE KEEPING CORRECTING SYSTEM

Provided is a smart posture keeping correcting system. An embodiment of the present invention, a smart posture keeping correcting system, which is connected to a device for detecting a seated state of a brain-disabled person through a network and checks the seated state of the brain-disabled person, comprises: a seat position measurement device which measures a weight using a first sensor part installed on a seat material; and a terminal which determines a posture of the brain-disabled person based on the measured weight from the seat position measurement device. The terminal displays a posture change of the brain-disabled person and outputs an alarm when the posture is determined as abnormal. COPYRIGHT KIPO 2017 (131) Initial value setting module (133) Posture determining module ...

심장 기능 부전을 나타내는 정보를 결정하기 위한 방법 및 장치

... 심혈관 운동을 나타내는 신호의 타임 트렌드가 제 1 심박의 진폭이 제2 심박의 진폭보다 더 크고, 일시적인 심박 속도가 제1 심박 전이 제 2심박 전보다 더 큰 표시 현상을 나타내는지를 검출하도록 구성되는 프로세싱 디바이스 (602)를 포함하는 심장 기능 부전을 나타내는 정보를 결정하기 위한 장치. 상기 프로세싱 디바이스는 검출된 표시 현상이 존재하는 상황일 경우 심장 기능 부전의 표시자, 예를 들면 심방 세동의 표시자를 생성하도록 구성된다.

BIOMETRIC INFORMATION ACQUISITION DEVICE USING ORGANIC LIGHT EMITTING DIODE DISPLAY

Provided is a device for acquiring biometric information such as a fingerprint by using emission and absorption spectral characteristics of an organic light emitting diode. An organic light emitting diode display comprises: a plurality of organic light emitting diodes including a first subpixel having an emission spectrum of a first color and a second subpixel having an emission spectrum of a second color and a light receiving spectrum of the first color; and a driving circuit unit driving the first and second subpixels of the organic light emitting diode to emit light and driving the second subpixel to receive light. A control unit controls the first subpixels to emit light and controls the second subpixels to receive light, thereby acquiring biometric information from a signal induced by the light received through the second subpixels. According to an embodiment of the present invention, biometric information having an excellent signal-to-noise ratio can be obtained without the need of ...

Bi-stable medical sensor and technique for using the same

A bi-stable sensor is provided that includes a frame upon which electrical and optical components may be disposed and a coating, such as an overmold coating, provided about the frame. A resistance-providing component is provided integral with or external to the coated bi-stable sensor such that the bi-stable sensor has two mechanically stable configurations that may be transitioned between by overcoming the resistance provided by the resistance-providing component and/or the by the coating. In one embodiment, the resistance-providing component comprises an elastic band provided about a hinge of the frame, either within or external to the coating. In one embodiment, the sensor may be placed on a patient's finger, toe, ear, and so forth to obtain pulse oximetry or other physiological measurements.

BIOSIGNAL DETECTOR

The noise signal included in electric signal data itself representing pressure variation detected by a piezoelectric film sensor is reduced to enhance judgment accuracy of the condition of an organism. A pair of piezoelectric film sensors (10, 11) are so spaced at a position near the body surface and at a position away from the body surface and installed at least at one of the seat cushion (110) and the seat back (120). The difference between the output values of the pair of piezoelectric film sensor (10, 11) is outputted. The piezoelectric film sensors (10, 11) detect external vibration noise transmitted from the road surface. However, the vibration of the body surface duo to the pulse, beat and respiration is largely detected by the first piezoelectric film sensor (10) provided near the body surface. Therefore, by measuring the difference between both, the pressure variation due to the biosignal such as the pulse, beat, and respiration can be more accurately determined.

PHOTOPLETHYSMOGRAPHY DEVICE

The invention relates to a photoplethysmography device (20) of the reflectance type, comprising a light source (4), a light sensor (5), and an interface layer (21). The interface layer (21) has a recess between the source (4) and the sensor (5) in order to prevent reflection losses between the device (20) and the skin and to prevent that light from the source (4) can reach the sensor (5) directly via the interface layer (21).

FLEXIBLE AND SCALABLE SENSOR ARRAYS FOR RECORDING AND MODULATING PHYSIOLOGIC ACTIVITY

An implantable sensor array incorporates active electronic elements to greatly increase the number of sensors and their density that can be simultaneously recorded and activated. The sensors can be of various configurations and types, for example: optical, chemical, temperature, pressure or other sensors including effectors for applying signals to surrounding tissues. The sensors/effectors are arranged on a flexible and stretchable substrate with incorporated active components that allow the effective size, configuration, number and pattern of sensors/effectors to be dynamically changed, as needed, through a wired or wireless means of communication. Active processing allows many channels to be combined either through analog or digital means such that the number of wires exiting the array can be substantially reduced compared to the number of sensors / effectors on the array.

Physiological characteristic sensors and methods for forming such sensors

A physiological characteristic sensor, a method for forming a physiological characteristic sensor, and a method for forming a platinum deposit having a rough surface are presented here. The method for forming a physiological characteristic sensor includes immersing a sensor electrode in a platinum electrolytic bath. Further, the method includes performing an electrodeposition process by sequentially applying a pulsed signal to the sensor electrode and applying a non-pulsed continuous signal to the sensor electrode to form a platinum deposit on the sensor electrode.

Shear sensor apparatus

A shear sensor apparatus may be used to sense shear forces between a first body and a second body. Illustratively, the first body may be a patient and the second body may be a hospital bed. The shear sensor apparatus may comprise a first piece and a second piece that moves along a shear plane. A sensor may be interposed between the first and second pieces. The sensor may comprise a strain gage. The sensor may comprise a flexible material to which the strain gage is mounted.

Uterine contraction sensing method

An extra-uterine sensing device for directly measuring changes in pressure brought about by uterine contractions of a wearer. The sensing device includes an outer member adapted for fixed attachment to the abdomen in an area of the wearer's uterus to establish a minimum pre-load and a sensor unit positioned between the outer member of the abdomen. The sensor unit includes a variable resistor formed of a pressure sensitive ink, a first electrically conductive member interfacing with the ink and a second electrically conductive member interfacing with the ink and spaced from the first electrically conductive member and a device attached to the first and second electrically conductive members to monitor changes in the electrical resistance. Also disclosed is an extra-uterine method of sensing uterine contractions of a wearer having a fundus including attaching a sensing device of the type described to the abdomen in the area of the wearer's uterus creating a minimum pre-load on the sensing ...

Apparatus and method for measuring biologic parameters

Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an action according to the measured value of the parameters. The support structure includes a sensor fitted on the support structures using a special geometry for acquiring continuous and undisturbed data on the physiology of the body. Signals are transmitted to a remote station by wireless transmission such as by electromagnetic waves, radio waves, infrared, sound and the like or by being reported locally by audio or visual transmission. The physical and chemical parameters include brain function, metabolic function, hydrodynamic function, hydration status, levels of chemical compounds in the blood, and the like. The support structure includes patches, clips, eyeglasses, head mounted gear and the like, containing passive or active sensors positioned at the end of the tunnel with sensing systems positioned on and accessing a physiologic ...

Hydration monitoring circuitry for pH sensors

The present invention pertains to an apparatus for evaluating the signal strength from the pH sensor to determine whether the sensor is hydrated sufficiently to accurately measure pH. This is accomplished by utilizing circuitry that periodically sends a low voltage signal to a suitable pH sensor and then receiving the resulting waveforms which are analyzed by a processing receiver. The electrical connection between a suitable pH sensor and hydration monitoring circuitry is generally hard wired. In one embodiment, a processing receiver is coupled with the hydration monitoring circuitry as a single apparatus. In a second embodiment, the processing receiver can be independent and located remote from the hydration monitoring circuitry. In this embodiment, the hydration monitoring circuitry and the processing receiver are electrically connected using either hard wired techniques or wireless technology. In addition, the processing receiver can include data recording capability.

Pulsimeter sensor using hall device

The present invention relates to a noninvasive medical pulsimeter sensor using a hall device. By forming a pulse-sensing part array with a hall device as a magnetic sensor, over the skin-contacting part which consists of a magnetic material, the present invention increases the integrity of sensors, enables to understand the spatial characteristics of the pulse which cannot be determined by the conventional pressure sensors, minimize the time for searching the pulse, and is applicable widely to portable pulsimeters and the likes.

Method for assessing endothelial function

The system assesses the endothelial function of a subject. Particularly, peripheral tissue perfusion measurements taken in a subject are compared to reference perfusion data and the comparison yields the assessment of endothelial function. The reference may be data indicative of peripheral tissue perfusion in a healthy person. Also, peripheral tissue perfusion measurements taken in a subject when perfusion is in an unperturbed state (the reference) can be compared to perfusion measurements taken promptly after a challenge to normal or unperturbed tissue perfusion of the subject.

Hermetic implantable sensor

At least one conductor is formed at a preselected location on a substrate made of a first insulating material having a high temperature resistance. The conductor is made from a solidified electrically conductive thick film material. A coating made of a second insulating material is formed over the substrate to hermetically seal at least a portion of the conductor. An exposed distal region of the conductor provides a detection electrode. The conductor has a reduced porosity that inhibits migration of fluid or constituents thereof through the conductor.

TECHNOLOGIES FOR MONITORING AND PREDICTING IMPACTION STATE OF AN ORTHOPAEDIC SURGICAL IMPLEMENT DURING AN ORTHOPAEDIC SURGICAL PROCEDURE

Technologies for monitoring impaction and predicting impaction state during an orthopaedic surgical procedure include one or more impaction sensors that generate sensor data. The surgical procedure includes impaction of an orthopaedic implement such as a surgical instrument or a prosthetic component. An impaction analyzer generates an impaction state prediction with a machine learning model based on the sensor data. The impaction state prediction may include an unseated state, a seated state, and a fracture state. An impaction state user interface outputs the impaction state prediction. A model trainer may train the machine learning model with labeled sensor data.

Magnetic sensor assembly

A sensor assembly includes a first magneto-resistive field sensor in a first surface-mountable package, which measures first and second components of a magnetic field projected onto respective different first and second axes with respect to a spatial orientation of the sensor and to produce first position signals indicative of the measured first and second components. A second magneto-resistive field sensor in a second surface-mountable package measures at least a third component of the magnetic field projected onto at least a third axis with respect to the spatial orientation of the sensor, and to produce second position signals indicative of the measured third component. A substrate assembly orients the first field sensor in a first spatial orientation and to orient the second field sensor in a second spatial orientation so that the third axis is oriented out of a plane containing the first and second axes.

A FIBER OPTIC FORCE SENSING CATHETER

SENSOR AND METHOD FOR MEASURING PHYSIOLOGICAL PARAMETERS

The invention relates to a sensor (1) for measuring physiological parameters such as oxygen or carbon dioxide in the blood. Said sensor comprises at least one measuring device (17, 18, 19) and a digital sensor signal processor (13) which is arranged in the sensor (1), is connected to the measuring device (17, 18, 19) in such a way that it conducts signals, and provides a digital output signal. The inventive sensor also comprises a signal-transmitting connecting means (26;44) which is embodied in the form of an at least bipolar cable (26a, 26b) and is used to transmit the output signal.

Apparatus for measuring the temperature of the epidermis

The apparatus for measuring the temperature (T) of the epidermis (E) comprises temperature reading means (1) consisting of a plurality of heat-sensitive elements (11) uniformly distributed on a surface (S) that may be fitted closely to a portion of epidermis (PE), the distribution being such as to define a coordinate system; the elements (11) are connected to a processor (4) designed to process the signal corresponding to the measured temperature (T) and at least one ordered pair of values (X, Y) defining the position of one of the said elements (11) and to generate an output signal Vi accordingly, in such a way as to generate a map (M) which visualizes the distribution pattern of the temperature (T) on the said portion of epidermis (PE). ...

Biomarker

Improvements in physiological movement monitoring

DEVICE FOR INVESTIGATION VISKOELASTIZITÄT FROM LIVING FABRIC OR ART FABRIC

WATER GEL FOR INTRAVENOUS AMPEROMETRI BIO SENSOR

STRENGTH OR PRESSURE SENSOR AND ITS APPLICATION

Method and system for the derivation of human gait characteristics and detecting falls passively from floor vibrations

FORCE OR PRESSURE SENSOR AND METHOD FOR APPLYING THE SAME

SENSORING ABSORBING ARTICLE

FASTENER PROVIDED WITH A TELEMETRIC SYSTEM FOR MEASURING PHYSICAL QUANTITIES

METHOD AND APPARATUS FOR NOISE TOMOGRAPHY

Physiological sensing device

Measuring device and method for determining a surface contour on a human or animal

The invention relates to a measuring device (1) for determining a surface contour (42) of a human or animal body (41), wherein the measuring device (1) comprises a main chain (43) having several main-chain links (44, 44', 44", 44"', 44, 44), which are connected to each other by a swivel joint (45), characterized in that the swivel joint (45) has a scale (13, 23, 74') or sensors, by means of which the angle between the at least two main-chain links (44, 44', 44", 44"',44, 44) can be read or detected.

Implantable sensor device and medical delivery device connectable to such a sensor device

The invention relates to a sensor device (1) for in vivo monitoring of glucose in diabetics, wherein the sensor device (1) comprises a micro-array with multiple sensors (11, 12, 13, 14) to be implanted subcutaneously in a patient wherein each sensor may be activated separately for monitoring purposes. Preferably, the sensors (11, 12, 13, 14) in said micro-array are comprised in a mold that is covered by a metal membrane (3a, 3b), and even more preferably, the membrane is electrically openable to expose each specific activated sensor in the micro-array separately for monitoring purposes. A transceiver may be provided for monitoring signals obtained by each specific activated sensor (11, 12, 13, 14) to an external receiver and the receiver may be connected to a display means for displaying data representative of the signals obtained by the specific activated sensor (11, 12, 13, 14).

System and method for anticipating the onset of an obstructive sleep apnea event

Systems and methods for detecting a general breathing event and for anticipating an onset of an obstructive sleep apnea (OSA) event. The method for detecting a general breathing event includes receiving a plurality of signals from at least one microphone (401). The method also includes determining a one-sided power spectral density from the received signals (408). The method further includes distinguishing each received signal as either a breath signal or a background noise signal (415). The method still further includes calculating a breath signature by processing each breath signal (420).

FLAT LOCATION PAD USING NONCONCENTRIC COILS

A field generator includes multiple planar coils that are arranged in a single plane. At least two of the coils are non-concentric and are wound around respective axes that are not parallel with one another, so as to generate respective magnetic fields that are not parallel with one another. 2762224vl -4- C:1 00 m - -------------------- C'4 cq CF) v --------- -- to CX)i ro -d m Q0 (D Flo ...

Integrated physiological signal detection sensor

Disclosed is an integrated physiological signal detection sensor, comprising a movable housing member, a fixed housing member, and a sensing unit circuit board. The movable housing member and the fixed housing member are connected to form an internal space therebetween. The sensing unit circuit board is fixedly installed on the fixed housing member within the space. A piezoelectric film is attached to the sensing unit circuit board. A hollowed-out region surrounds the periphery of the piezoelectric film. A protrusion is provided on the movable housing member at a position corresponding to the piezoelectric film. The sensor of the present invention has advantages of simplified sensor installation, improved signal integrity, and simplified wire routing of an electromagnetic shield layer, thereby eliminating errors caused by sensor installation and improving the accuracy of data detection.

DEVICE FOR HARNESSING AND USING A PRESSURE, TO WIT OF A FLUID

DEVICE FOR HARNESSING AND USING A PRESSURE, TO WIT OF A FLUID

Dispositif pour capter une pression notamment de fluide et pour l'exploiter soit à titre de mesure, soit à titre de signal transcodable. Ce dispositif comprend une capsule qui est munie d'une ouverture et qui est obturée par une membrane souple, accessible à la pression devant être captée, cette capsule contenant un liquide incompressible. Le dispositif comprend des moyens élastiquement comprimables situés à l'opposé de l'ouverture et exerçant une contre-pression étalonnée et invariable sur le liquide incompressible afin d'assurer le rappel automatique et instantané de la membrane souple obturant l'ouverture. Des moyens élastiquement comprimables peuvent être constitués par une poche d'air éventuellement séparée du liquide incompressible opaque par un liquide incompressible transparent. Le dispositif est particulièrement adapté à la mesure de la tension artérielle.

BI-STABLE MEDICAL SENSOR

A bi-stable sensor is provided that includes a frame upon which electrical and optical components may be disposed and a coating, such as an overmold coating, provided about the frame. A resistance-providing component is provided integral with or external to the coated bi-stable sensor such that the bi- stable sensor has two mechanically stable configurations that may be transitioned between by overcoming the resistance provided by the resistance- providing component and/or the by the coating, hi one embodiment, the resistance-providing component comprises an elastic band provided about a hinge of the frame, either within or external to the coating, hi one embodiment, the sensor may be placed on a patient's finger, toe, ear, and so forth to obtain pulse oximetry or other physiological measurements.

ANALYTE SENSORS AND SENSING METHODS FOR DETECTING CREATININE

Creatinine levels may be monitored as a measure of kidney function. Conventionally, blood and/or urine tests are used for this purpose. Analyte sensors capable of monitoring creatinine in vivo may comprise: a sensor tail comprising at least a first working electrode, a creatinine-responsive active area disposed upon a surface of the first working electrode, a first membrane that is permeable to creatinine and overcoats the creatinine-responsive active area, and an oxygen scavenger located upon the sensor tail in proximity to the creatinine-responsive active area. The creatinine-responsive active area comprises a first electron transfer agent, a first polymer, and an enzyme system comprising multiple enzymes, particularly creatinine amidohydrolase, creatine amidohydrolase, and sarcosine oxidase, that are capable of acting in concert to facilitate detection of creatinine. An oxidase enzyme may serve as the oxygen scavenger, particularly glucose oxidase when detecting creatinine in fluids ...

HANDHELD SURGICAL INSTRUMENT AND METHOD FOR SUPPLYING TACTILE FEEDBACK TO A USER DURING A KICKBACK EVENT

One embodiment relates to a handheld surgical instrument that comprises a rotary surgical end effector and a coupler configured to cause rotation of the same. The handheld surgical instrument further comprises a motor, which is configured to drive a motor output region. The handheld surgical instrument further comprises a transmission, which defines a transmission input region that interfaces with the motor output region and a transmission output region coupled to the transmission input region. The transmission output region is operably coupled to the coupler, and the transmission is configured to alter the speed of the coupler relative to the motor output region. The motor output region and the transmission input region interface one another at a motor- transmission interface, and the motor-transmission interface comprises a motor-transmission backlash such that drive of the motor output region within the motor-transmission backlash does not cause rotation of the rotary surgical end effector ...

METHODS AND SYSTEMS FOR DETECTING THE HYDRATION OF SENSORS

SENSOR INITIALIZATION METHODS FOR FASTER BODY SENSOR RESPONSE

A method of initializing a sensor with a voltage sequence including a ramped voltage combined with a biphasic voltage pulse. The initialization scheme results in faster in-vitro sensor run-in and stabilization times. In various examples, the in-vitro sensor stabilization time is reduced from 200 minutes to 40-55 minutes (a reduction by a factor of least 5 as compared to a non-initialized sensor). In addition, staircase voltage initialization is implemented adaptively so that the voltage step size and sweep rates are changed depending on the state of the sensor (characterized by ISIG magnitude). As a result, individual sensors can be initialized in a customized manner rather than by using a general hardwired and harsh initialization scheme.

CONNECTED HEALTHCARE ENVIRONMENT

A connected healthcare environment comprising: (a) an electronic central data storage communicatively coupled to at least one database comprising at least one of a statistical anatomical atlas and a kinematic database; (b) a computer running software configured to generate instructions for displaying an anatomical model of a patient's anatomy on a visual display; (c) a motion tracking device communicatively coupled to the computer and configured to transmit motion tracking data of a patient's anatomy as the anatomy is repositioned, where the software is configured to process the motion tracking data and generate instructions for displaying the anatomical model in a position that mimics the position of the patient anatomy in real time.

PATIENT SUPPORT PAD

A support pad, including a first cushion layer, a second cushion layer, and a sensing device, is provided. The sensing device is positioned between the first and second cushion layers. The sensing device includes a plurality of sensing elements and a substrate. The substrate includes a plurality of tab portions and a plurality of expandable portions. The sensing elements are respectively mounted to the tab portions. The expandable portions are moveable between contracted and expanded positions in response to pressure applied thereto.

CONTROLLED SYMPATHECTOMY AND MICRO-ABLATION SYSTEMS AND METHODS

A catheter system for controlled sympathectomy procedures is disclosed. A catheter system for controlled micro ablation procedures is disclosed. Methods for performing a controlled surgical procedure are disclosed. A system for performing controlled surgical procedures in a minimally invasive manner is disclosed.

METHODS AND SYSTEMS FOR DETECTING THE HYDRATION OF SENSORS

A sensor system includes a sensor and a sensor electronics device. The sensor includes a plurality of electrodes. The sensor electronics device includes a connection detection device, a power source, and a delay circuit. The connection detection device determines if the sensor electronics device is connected to the sensor and transmits a connection signal. The delay circuit receives the connection signal, waits a preset hydration time, and couples the regulated voltage from the power source to an electrode in the sensor after the preset hydration time has elapsed. Alternatively, the sensor electronics device may include an electrical detection circuit and a microcontroller. The electrical detection circuit determines if the plurality of electrodes are hydrated and generates an interrupt if the electrodes are hydrated. A microcontroller receives the interrupt and transmits a signal representative of a voltage to an electrode of the plurality of electrodes.

METHODS AND MATERIALS FOR MODULATING START-UP TIME AND AIR REMOVAL IN DRY SENSORS

The invention relates to sensors configured to include compositions disposed in specific regions of the sensor in order to provide the sensors with enhanced functional properties, for example faster start-up times. These compositions include, for example, hygroscopic compositions, gas generating compositions and gas solvating compositions. While typical embodiments of the invention pertain to glucose sensors, the systems, methods and materials disclosed herein can be adapted for use with a wide variety of sensors known in the art.

DEVICE FOR EXAMINING VISCOELASTICITY OF A LIVING OR ARTIFICIAL TISSUE

A probe for examining viscoelasticity and anisotropy of an area of an external layer of a living or artificial tissue, comprises an assembly including at least one group of piezoelectric spaced-apart transducers, each having a surface contact making edge, wherein one of said transducers operates as a transmitter and at least one other transducer operates as a receiver, and wherein said assembly is movable both axially, as well as angulary; means for effecting the controlled axial movement of said assembly; means for controlling the contact pressure to be exerted by the transducers on the surface of an area of a tissue to be examined, and means for effecting angular movement of said assembly at a selected axial displacement.

Finger-clipped oximeter

Medical monitoring of human or animal e.g. for temperature sensing, heart rate etc. - has grid of conductors built into vest with transducers at nodes of grid sending data to digital transmitter in communication with central monitoring station

La présente invention concerne un dispositif de surveillance médicale d'un être humain ou animal, notamment destiné à la lecture d'informations apte à faciliter le suivi de ses caractéristiques physiques telles que, par exemple, sa température, le rythme de ses pulsations cardiaque ou autres. Selon l'invention, il est constitué d'un vêtement (1), présentant au moins un capteur (2), apte à être mis en contact avec la peau dudit être humain ou animal, et de moyens (3) de communication des mesures relevées par le ou lesdits capteurs (2), aptes à transmettre lesdites mesures à des moyens de visualisation.

DEVICE AND METHOD OF UNCONSCIOUS NOCTURNAL PENILE TUMESCENCE DIAGNOSIS BASED ON PROGRESSIVE SENSING

건식 접착 시스템 및 이를 포함하는 피부접착용 웨어러블 소자

... 건식 접착 시스템 및 상기 건식 접착 시스템을 포함하는 피부접착용 웨어러블 소자에 관한 것이다.

SYSTEM FOR MONITORING HEALTH, WELLNESS AND FITNESS HAVING A METHOD AND APPARATUS FOR IMPROVED MEASUREMENT OF HEAT FLOW

METHOD AND APPARATUS FOR MONITORING BIOSIGNAL BASED ON WIRELESS NETWORK

Disclosed are a method and an apparatus for monitoring a biosignal based on a wireless network. A method for preventing solitary death based on an embedded biosignal collector installed in a lamp in a room comprises: a step of collecting a biosignal based on an embedded biosignal collector in a room lamp; a step of performing digital signal processing (DSP) to suppress a clutter signal in the biosignal and extract only a biosignal of a solitary death prevention subject; a step of performing signal processing to extract only an important signal from the biosignal on which DSP is performed; a step of extracting a feature parameter from the biosignal on which signal processing is performed; and a step of transmitting the biosignal and the feature parameter to a biosignal processing collection server. The biosignal includes a heart beat signal, a motion signal, and a respiration signal. The embedded biosignal collector is a super-sensitivity microwave sensor. The biosignal processing collection ...

METHOD, APPARATUS, RECORD MEDIUM, AND APPLICATION OF PROVIDING EXERCISE INFORMATION CUSTOMIZED TO PREGNANT WOMAN IN REAL-TIME

The present invention relates to a method, an apparatus, a record medium, and an application of providing exercise information customized to pregnant woman in real-time. The method comprises the steps of: transmitting body information of the pregnant woman and a first exercise posture and a first body range of motion (ROM) of the pregnant woman measured by a computing device to a server; a step in which the server transmits diagnosed exercise information of the pregnant woman, which is based on the body information, the first exercise posture, and the first body ROM, to the computing device; a step in which the computing device displays the diagnosed exercise information and measures a second exercise posture and a second body ROM of the pregnant woman; a step in which the computing device transmits exercise record information of the pregnant woman including the first and second exercise postures and the first and second body ROMs to the server; and a step in which the server transmits ...

IN VIVO MICRO-INVASIVE INVESTIGATION DEVICE INCLUDING A METAL GUIDE

APPARATUS AND METHOD FOR MEASURING A BODY PART

An apparatus for measuring a characteristic of a body part, such as an infant's head, includes a flexible substrate, a plurality of sensing elements provided along the substrate, and an electronic system. Each of the sensing elements (i) has a component wherein an electrical characteristic of the component changes predictably in response to the component being bent, and (ii) provides a signal that is indicative of the current value of the electrical characteristic. The electronic system is structured to receive the signal of each sensing element and determine a measure of a degree of curvature of the sensing element based on the received signal. The electronic system is also structured to determine, based one or more of the measures, a representation of a curvature of a segment, such as a loop, defined by a selected one or more of the sensing elements.

COMPUTER-ASSISTED SURGERY TOOLS AND SYSTEM

A surface digitizing tool (150) has a film (152) of micro-sensor elements (152', 154), with each micro-sensor element (152', 154) related in a network affected by a shape of the film (152). The film (152) is flexible to conform to a shape of a selected surface of an object. A processing unit (201) receives signals from the micro-sensor elements (152', 154) of the network. The processing unit (201) has a model generator (216) producing a model of the selected surface of the object from the signals of the network of resistive elements. A positioning frame (170) aligns a position and orientation of a drilling tool with respect to a bone element.

COMBINED OCULAR FUNDUS SCANNING DEVICE FOR OCT AND FUNDUS IMAGING

The invention relates to a combined ocular fundus scanning device for optical coherence tomography (OCT) and fundus imaging. For the optical coherence tomography an OCT unit (1) is provided, comprising a first light source, which produces a punctiform scanning beam, an interferometer having a first sensor for receiving and evaluating the beam reflected by the retina (8), an imaging device (14), which focuses the scanning beam onto the retina (8) of an eye (9) to be examined, and a first beam deflection unit (4) for moving the scanning beam in the x-direction and a second beam deflection unit (11) for moving the scanning beam in the y-direction over the retina (8). The ocular fundus imaging is carried out by means of a second light source (5), which emits light of a spectral region different from the first light source, said light likewise being imaged on the retina (8) by way of the imaging device (14) and shining onto a second sensor (10) for receiving the light of the second light source ...

ATOMIC MAGNETOMETER SENSOR ARRAY MAGNETOENCEPHALOGRAM SYSTEMS AND METHODS

Devices disclosed according to various embodiments use one or more arrays of atomic magnetometers to detect biologically derived magnetic fields. The disclosed devices and methods relate to application of utilization of a magnetic sensor with unique properties requiring changes in design, allowing new functions, and requiring alternative analysis methodologies. Various embodiments are also directed to methods for obtaining and processing biological magnetic signals. These methods may take advantage of the unique spatial arrangement of the atomic magnetometers and the capacity sensors to be used in either a scalar or a vector mode. Various embodiments have advantages over current magnetometer arrays for the purpose of detecting biological magnetic fields. Such advantages may include, for example: smaller size, lower power consumption, no necessity for cryogenic cooling, potential wafer-level fabrication, and/or the potential of better localization biological signals. In addition, various ...

PHYSIOLOGICAL SENSING DEVICE

L'invention concerne un dispositif non invasif qui permet de mesurer les processus physiologiques et plus particulièrement un dispositif qui peut être appliqué à l'extérieur du corps d'un animal ou d'une personne pour détecter et quantifier le déplacement, la force, le mouvement, la vibration et les effets sonores résultant des fonctions biologiques internes. De manière plus spécifique, on décrit un dispositif peu coûteux qui est compact, léger, portatif et commode et qui fonctionne de manière satisfaisante même s'il est placé de manière imprécise sur le corps, et/ou utilisé dans des conditions de bruit ambiant, de mouvement et de lumière.

STIMULATION OF CELL GROWTH AT IMPLANT SURFACES

The present invention is directed to medical devices that contain at least one tissue contacting surface that is configured to undergo a variation in surface charge in response to a time-dependent signal. Such a variation in surface charge is provided, for example, to enhance or inhibit cellular growth adjacent to, on, or within the at least one tissue contacting surface.

Serpentine and corduroy circuits to enhance the stretchability of a stretchable electronic device

A stretchable electronic apparatus and method of producing the apparatus. The apparatus has a central longitudinal axis and the apparatus is stretchable in a longitudinal direction generally aligned with the central longitudinal axis. The apparatus comprises a stretchable polymer body, and at least one circuit line operatively connected to the stretchable polymer body, the at least one circuit line extending in the longitudinal direction and having a longitudinal component that extends in the longitudinal direction and having an offset component that is at an angle to the longitudinal direction, the longitudinal component and the offset component allowing the apparatus to stretch in the longitudinal direction while maintaining the integrity of the at least one circuit line.

Methods and systems for verifying and monitoring endotracheal tube position during intubation

An endotracheal tube positioning device includes a first Hall sensor, a second Hall sensor spaced a predetermined distance from the first Hall sensor, a converter, and an integrated circuit board electrically connecting the first Hall sensor and the second Hall sensor to the converter, wherein a position range is established for the device based on a symmetry of voltage readings provided from the first and second Hall sensors to the converter. An endotracheal tube positioning system includes an endotracheal tube having a magnet provided toward a distal tip end, an endotracheal tube positioning device having a first Hall sensor and a second Hall sensor, the positioning device configured to adhere to a skin surface, and a monitor for receiving data based on voltage values provided by the first and second Hall sensors, the data indicating a position of the magnet relative to the adhered position of the positioning device.

Film-coated sensor

A film-coated sensor is formed by providing an electrically conductive substrate (2), which has a sectional area of less than 10-5 cm2, connected to a lead wire (5) at one end of an insulative capillary (1) and inscribed in the capillary (1), and providing a coating film (7) at another end, which is open, of the capillary (1) by an electrolytic polymerization process. The film-coated sensor obtained has a surface which is uniform, the film coating is easy to control, and since the sensor is not readily susceptible to flow of a specimen fluid, there is little drift and response is quick. Owing to its small size, the sensor is capable of measuring very small samples and of performing measurement upon being directly inserted into a living body or tissue. The sensor can be used also as an enzyme sensor by coating the surface of the film-coated sensor with a fixing enzyme film.

Flexible and scalable sensor arrays for recording and modulating physiologic activity

An implantable sensor array incorporates active electronic elements to greatly increase the number of sensors and their density that can be simultaneously recorded and activated. The sensors can be of various configurations and types, for example: optical, chemical, temperature, pressure or other sensors including effectors for applying signals to surrounding tissues. The sensors/effectors are arranged on a flexible and stretchable substrate with incorporated active components that allow the effective size, configuration, number and pattern of sensors/effectors to be dynamically changed, as needed, through a wired or wireless means of communication. Active processing allows many channels to be combined either through analog or digital means such that the number of wires exiting the array can be substantially reduced compared to the number of sensors/effectors on the array.

Pressure sensors having neutral plane positioned transducers

Implantable pressure sensors and methods for making and using the same are provided. A feature of embodiments of the subject pressure sensors is that they are low-drift sensors. The subject sensors find use in a variety of applications.

BLOOD PRESSURE MEASURING DEVICE

A blood pressure measuring device includes a curler configured to bend along a circumferential direction of a wrist of a living body, and configured to come into contact with a portion of the wrist at least between a dorsal side and a palmar side; a strap provided to a device main body, and configured to cover an outer surface of the curler; a sensing cuff arranged in a region of the wrist where arteries exist; a back plate provided on a side of the sensing cuff nearer to the curler; a rubber plate provided on a side of the back plate nearer to the curler; a pressing cuff provided between the curler and the rubber plate; and a cuff provided on a side of the curler nearer to the living body and arranged on the dorsal side of the wrist.

SENSOR SYSTEMS, DEVICES, AND METHODS FOR CONTINUOUS GLUCOSE MONITORING

Electrochemical impedance spectroscopy (EIS) may be used in conjunction with continuous glucose monitoring (CGM) to enable identification of valid and reliable sensor data, as well implementation of Smart Calibration algorithms.

Respiratory inductive plethysmography band transducer

A device for reliably and non-invasively measuring respiration rates and effort by encircling the patient's chest with a device having a large section of inelastic belt attached to a small section of elastic material. The elastic material having two magnetic tapes with wire windings thereon proximate each other with an insulation material therebetween. The wire windings are electrically connected to each other. The magnetic tapes have opposite ends attached to the elastic material such that when the elastic material expands and contracts the wire windings move relative to each. A toroidal transformer is connected to the wire windings. When a carrier signal is introduced to the transformer and the magnetic tapes move relative to each other on the elastic material when the patient breathes a mutual inductance in the wire windings modulates the carrier signal and thus measures the expansion and contraction of the patient's chest which is directly related to the patient's respiration rate.

Epidermal Sensor System and Process

Epidermal electronics are sensors with mechanical properties matching human epidermis. Their manufacturing process includes photolithography and dry and wet etching within cleanroom facilities. The high cost of manpower, materials, photo masks, and facilities greatly hinders the commercialization potential of disposable epidermal electronics. In contrast, an embodiment of the invention includes a low cost, high throughput, bench top “cut-and-paste” method to complete the freeform manufacture of epidermal sensor system (ESS) in minutes. This versatile method works for many types of thin metal and polymeric sheets and is compatible with many tattoo adhesives or medical tapes. The resultant ESS is highly multimaterial and multifunctional and may measure ECG, EMG, skin temperature, skin hydration, as well as respiratory rate. Also, a stretchable planar coil made of serpentine ribbons can be used as a wireless strain gauge and/or a near field communication (NFC) antenna. Other embodiments are ...

METHOD AND APPARATUS FOR ENHANCING THE INTEGRITY OF AN IMPLANTABLE SENSOR DEVICE

A method and apparatus for enhancing the integrity of an implantable sensor. Voids formed between an outer tubing and a sensor substrate or spacing element may be back-filled with a curable, implantable material, minimizing the extent to which unwanted fluids diffuse within the sensor. An enzyme or protein matrix pellet below the sensor window may be pre-treated with a reducing agent to enhance its bond stability, and to reduce undesired swelling that may cause the sensor window to detach or leak. The bonding between the enzyme pellet and a hydrogel layer may be reinforced by application of an intervening bonding layer of a protein material, such as human serum albumin (HSA). The size of the window may be minimized by minimizing the size of an underlying electrode, providing reduced flux and lengthening sensor. A coating may be deposited on the surface of the sensor leads, providing stiffening and lubrication.

Medical electrode

Medizinische Elektrode zur Erfassung und Übertragung von elektrischen Impulsen von der Körperoberfläche eines Patienten an eine die elektrischen Impulse verarbeitende Einrichtung, umfassend wenigstens: - ein Kontaktelement (1) mit einem leitfähigen Bereich (3) zur Herstellung von Kontakt mit der Körperoberfläche des Patienten und einem an der Unterseite des Kontaktelementes (1) ausgebildeten und an den leitfähigen Bereich (3) angrenzenden ersten Haftbereich (6) zur Positionierung des Kontaktelementes (1) auf der Körperoberfläche des Patienten und - ein Befestigungselement (2) mit einem an dessen Unterseite ausgebildeten zweiten Haftbereich (7) zur Befestigung des Kontaktelementes (1) auf der Körperoberfläche des Patienten, - wobei das Befestigungselement (2) konzentrisch in Bezug zu dem Kontaktelement (1) angeordnet ist.

METHOD AND APPARATUS FOR NON-INVASIVELY MEASURING HEMODYNAMIC PARAMETERS USING PARAMETRICS

An improved method and apparatus for non-invasively assessing one or more hemodynamic parameters associated with the circulatory system of a living organism. In one aspect, the invention comprises a method of measuring a hemodynamic parameter (e.g., arterial blood pressure) by applanating or compressing portions of tissue proximate to the blood vessel of concern until a desired condition is achieved, and then measuring the hemodynamic parameter. Such applanation effectively mitigates transfer and other losses created by the tissue proximate to the blood vessel, thereby facilitating accurate and robust tonometric measurement. An algorithm adapted to maintain optimal levels of applanation is also described. Methods and apparatus for scaling such hemodynamic parameter measurements based on subject physiology, and providing treatment to the subject based on the measured parameters, are also disclosed.

OPTICAL SENSING MODULE

TOUCH-TYPE BLOOD PRESSURE MEASUREMENT APPARATUS

Biosensor coated with electroactive polymer layer demonstrating bending behavior

Disclosed is a biosensor coated with an electroactive polymer layer demonstrating a bending behavior, more specifically a biosensor including an electroactive polymer layer coated on the surface of a bioreceptor and an electrode connected to the electroactive polymer layer. When an electrical stimulation is applied to the electrode, the electroactive polymer layer shows a bending behavior and thus the surface of the bioreceptor can be exposed to an analyte to allow a concentration analysis of the analyte. When used as an implantable biosensor, the disclosed biosensor may have a substantially increased life span since the bioreceptor can be selectively exposed to the analyte.

Method and apparatus for measuring a biological signal

Provided is an apparatus and method for analyzing a biological signal. The apparatus may measure the biological signal, detect a noise signal influencing the electrical characteristics of the measured biological signal, and display the measured biological signal by distinguishing a normal section of the measured biological signal from an abnormal section of the biological signal.

Photobiological measuring device and analyzing method

A photobiological measuring device has a computing unit generating an unwanted component removal observation signal by removing the signal corresponding to the unwanted component from an observation signal. The computing unit is provided with: a mixing matrix making unit for separating observation signals into the products of a mixing matrix and independent component signals through independent component analysis; a power spectrum computing unit generating transformed independent component signals, which are functions of frequency and intensity, by Fourier transforming the independent component signals, which are functions of time and intensity, and computing power spectra in predetermined frequency bands of transformed independent component signals; and an unwanted component signal determining unit detecting the independent component signal corresponding to the unwanted component from among the independent component signals by comparing the power spectrum in a predetermined frequency band of each transformed independent component signal with a threshold.

Compartment Syndrome Monitoring Systems and Methods

Embodiments of a compartment monitor that can be implanted and left in situ to continuously (or semi-continuously) measure compartment pressures are presented. An exemplary monitor includes a pressure sensor adapted to be implanted in a compartment, a transmitter external to the compartment and coupled to the pressure sensor, and a receiver in communication with the transmitter to receive and process pressure data received from the transmitter. The monitor may also be configured to transmit measured pressure data to a networkable device. The networkable device can then communicate the patient's status and condition to a healthcare provider through a local area network (LAN) or wide area network (WAN). This communication allows the healthcare provider to remotely monitor a patient. The networkable device, or associated computing system, can record and display trends in the pressure data over time, and log the data to the patient's electronic health records.

Systems, devices, and methods for monitoring an under foot load profile of a patient during a period of partial weight bearing

Systems, devices, and methods for measuring an under foot load profile of a patient during a period of partial weight bearing are described. The system may include a walking boot cast. A housing, including an inner surface and an upper surface that cooperate to define an inner cavity, may be oriented with respect to a patient's leg. The upper surface may be slidably received within the inner cavity in a piston and cylinder configuration or may be otherwise configured. The system may include a pressure sensor configured to monitor the load profile of a patient during the desired period of partial weight bearing. The pressure sensor may be located below the upper surface. The system may include a noncompressible force transmitter positioned within the inner cavity and at least partially encapsulating an upper portion of the pressure sensor to transmit pressure within the housing to the pressure sensor.

Fitness Monitoring Methods, Systems, and Program Products, and Applications Thereof

Fitness monitoring methods, systems, and program products are disclosed. In an embodiment, a computer-implemented method for providing a new workout for an athlete utilizing a fitness monitoring service includes the steps of granting an athlete access to an account of the fitness monitoring service, maintaining a schedule of workouts for the athlete to complete in association with the account, receiving the new workout from a coach, adding the new workout to the schedule of workouts, and exchanging information related to the new workout with a portable fitness monitoring device.

Drug delivery device with active iris

A device implantable into an eye of a patient for treatment of glaucoma. The device has an implantable dispenser. The dispenser includes an implantable reservoir configured to store a therapeutic agent. Additionally, the dispenser includes an implantable reservoir sensor configured to measure a pressure within the reservoir. The device also has an implantable processor coupled to the implantable reservoir sensor and configured to receive the measurement of the pressure within the reservoir and determine a dosage of therapeutic agent based on the measurement of the pressure within the reservoir. Furthermore, the implantable dispenser is configured to release the dosage of the therapeutic agent at a selectively variable rate from the implantable reservoir into the eye.

Track measurement apparatus for sports shoes

A track measurement apparatus for sports shoes includes a first accelerometer module located at a rear side of a sole of a shoe and a second accelerometer module located at a front side of the sole of the shoe to measure acceleration alterations of the shoe worn by a user in striding forwards during running, and also derive alterations of angular velocity and angle while the shoe is stridden forwards to get motion status of the shoe.

Respirations Activity and Motion Measurement Using Accelerometers

A system for estimating respirations includes an accelerometer configured to be coupled to an individual's torso, the accelerometer being configured to measure a tilt of the accelerometer as the individual breathes, and a processor connected to the accelerometer, the processor being programmed to process tilt data from the accelerometer and to estimate a respiration rate based on the tilt data.

Seizure detection using coordinate data

A seizure detection device includes a coordinate data interface configured to receive coordinate data for a human, a memory to store coordinate data for a defined location of the human, and a seizure detector configured to identify a seizure event responsive to the coordinate data.

Antenna For An Implantable Medical Device

This disclosure describes antenna structures for use in an implantable medical device. The implantable medical device may include a housing that hermetically encloses electronic components of the implantable medical device and a fixation mechanism that affixes the implantable medical device to a target location, such as a wall of a vessel. The fixation mechanism functions as a radiating element of an antenna of the implantable medical device. The housing of the implantable medical device may include a conductive loop that electrically couples to a telemetry module and magnetically couples to the fixation mechanism. The telemetry module may provide signals to be transmitted to the inner loop and those signals are magnetically coupled between the inner loop and the fixation mechanism, which radiates the signals.

Devices and methods for respiratory variation monitoring by measurement of respiratory volumes, motion and variability

This invention is directed to devices and methods for assessing a patient. The devices have at least one impedance measuring element functionally connected to a programmable element, programmed to analyze an impedance measurement, and to provide an assessment of at least one respiratory parameter of the patient. Preferably the device includes electronics which aid in calibration, signal acquisition, conditioning, and filtering.

Device for evaluating condition of skin or hair

A hand-held device for evaluating skin or hair condition which includes a housing, a hydration meter, and a plurality of light emitting diodes (LEDs). The hydration meter is supported within the housing and has an external surface portion contactable against skin or hair to measure moisture content. At least one of the LEDs both emits and absorbs light. Advantageously the LEDs include a red, a blue, a green and two infrared wavelength light emitters.

Electrode for a living body and device for detecting a bio-signal

Provided are an electrode for a living body and a device for detecting bio-signals using the electrode. The electrode includes an insulation sheet that has at least one via hole, an electrode unit formed in the at least one via hole, and a guiding unit for guiding the attachment of a signal processing unit.

Patient positioning system and methods for diagnostic rediology and radiotherapy

The system provides new ways to ensure that a patient is positioned correctly, e.g. identically with an original planning scan if the patient is to undergo radiotherapy. The system also detects if there is patient movement during a scan. It is an aspect of the present method to immobilize the patient based on a specific site of interest by using positioning sensors that record patient physical orientation based on measurements of patient weight distribution and pressure distribution among other features.

Reconfirmation of ecg-assisted catheter tip placement

Reconfirmation of the position of a catheter intravascularly placed with the assistance of ECG signals of the patient is disclosed, thus assisting in determination of subsequent catheter displacement within the patient vasculature. In one embodiment a method for reconfirming a position of an indwelling medical device within a body of a patient comprises first placing the medical device within the body of the patient using ECG signals of the patient. A first ECG signal profile relating to an initial position of the indwelling medical device after initial placement of the medical device is stored. A second ECG signal profile relating to the position of the indwelling medical device at a time subsequent to initial placement of the medical device is then acquired. The first ECG signal profile is compared with the second ECG signal profile to determine whether displacement of the indwelling medical device has occurred.

Jaw motion measuring system

There is provided a jaw motion measuring system that can attach a simple detector and can accurately carry out measurement of jaw motion. The jaw motion measuring system includes: an acceleration detector having at least an acceleration sensor that senses accelerations of three-axis directions, a flexible wire whose one end is connected to the acceleration sensor, an output terminal that is connected to another end of the flexible wire and outputs acceleration data of the three-axis directions, and an attachment portion that attaches the acceleration sensor to a chin portion of a lower jaw; and a jaw motion measuring device that acquires acceleration data corresponding to jaw motion from the acceleration detector, and carries out correction, with respect to the acquired acceleration data, of errors due to the acceleration sensor, and measures jaw motion expressed by acceleration waveforms.

Apparatus and Method for Microfabricated Multi-Dimensional Sensors and Sensing Systems

A universal microelectromechanical (MEMS) nano-sensor platform having a substrate and conductive layer deposited in a pattern on the surface to make several devices at the same time, a patterned insulation layer, wherein the insulation layer is configured to expose one or more portions of the conductive layer, and one or more functionalization layers deposited on the exposed portions of the conductive layer to make multiple sensing capability on a single MEMS fabricated device. The functionalization layers are adapted to provide one or more transducer sensor classes selected from the group consisting of: radiant, electrochemical, electronic, mechanical, magnetic, and thermal sensors for chemical and physical variables and producing more than one type of sensor for one or more significant parameters that need to be monitored.

System and method for monitoring blood glucose levels non-invasively

A system and method is described for non-invasive monitoring of blood glucose levels. The system includes a pulse-sensor unit configured to detect a pulse wave travelling through a blood vessel and a processor unit configured to determine pulse wave velocity, to calculate the blood density and so to determine blood glucose level. Various embodiments include pulse-sensor arrays and wearable units configured to communicate with insulin pumps worn about the person of the subject.

Optical measurement apparatus

An optical measurement apparatus has a light source section, a light receiving section, and a light guiding section. The light source section has a light emitting surface that emits light. The light receiving section has a light receiving surface that receives the light emitted by the emitting surface of the light source to be incident into a body through a surface of the body and which is emitted out of the body after propagating inside the body, the receiving surface facing a direction orthogonal to the emitting surface of the light source, and the receiving section outputting a signal indicative of an amount of the light received by the receiving surface. The light guiding section is provided on a path of the light emitted from the emitting surface and received by the receiving surface to change a traveling direction of the light.

Motion determination apparatus

The invention relates to a motion determination apparatus for determining motion of a moving object, wherein the motion determination apparatus ( 1 ) comprises a multi-axial accelerometer ( 2 ) for being positioned at the moving object ( 4 ), wherein the multi-axial accelerometer ( 2 ) is adapted to generate accelerometer signals indicative of the acceleration along different spatial axes. The motion determination apparatus further comprises a motion signal generation unit ( 3 ) for generating a motion signal indicative of the motion of the object ( 4 ) by combining the accelerometer signals of different spatial axes. The combination of the accelerometer signals of different spatial axes yields a motion signal having a large signal-to-noise ratio, even if an axis is located close to a rotational axis of the movement.

System and method for physiological monitoring

Apparatus, systems, and methods for monitoring a sensor module mounted in a sensor platform, wherein the sensor platform includes an adhesive side and a pocket, wherein the pocket is designed to receive the sensor module, to facilitate sensing by the sensor module of physiological attributes, and to allow insertion and removal of the sensor device from the pocket.

Method, apparatus, and article to facilitate evaluation of objects using electromagnetic energy

Spectral information may be employed in process control and/or quality control of goods and articles. Spectral information may be employed in process control and/or quality control of media, for example financial instruments, identity documents, legal documents, medical documents, financial transaction cards, and/or other media, fluids for example lubricants, fuels, coolants, or other materials that flow, and in machinery, for example vehicles, motors, generators, compressors, presses, drills and/or supply systems. Spectral information may be employed in identifying biological tissue and/or facilitating diagnosis based on biological tissue.

Medical apparatus system having optical fiber load sensing capability

Apparatus is provided for diagnosing or treating an organ or vessel, wherein a device having at least two optical fiber sensors disposed in a distal extremity thereof is coupled to processing logic programmed to compute a multi-dimensional force vector responsive to detected changes in the optical characteristics of the optical fiber sensors arising from deflection of the distal extremity resulting from contact with the tissue of the wall of the organ or vessel. The force vector may be used to facilitate manipulation of the catheter either directly or automatically using a robotic system.

Ergonomic hand-held thermometer

A thermometer useful for measuring the temperature of a patient, the thermometer including a housing, at least one temperature sensor assembly including a plurality of external patient skin contacting surfaces, and a mounting element for mounting the at least one temperature sensor assembly on the housing and being operative for mutually independently mounting each of the plurality of external patient skin contacting surfaces to be independently arrangeable in a spatial orientation which may be independently different from the spatial orientation of the external patient skin contacting surface of each other of the plurality of external patient skin contacting surfaces.

Diagnostic device and method for sensing hydration state of a mammalian subject

Timed sensing of collection of saliva in a liquid collection element of predetermined volumetric capacity may be used to determine salivary secretion rate, as may be indicative of state of euhydration or dehydration. Sensing of salivary flow rate may be further augmented by sensing concentration of at least one analyte in saliva (e.g., with an immunochromatographic assay performed in a lateral flow device) in order to determine a state of euhydration or dehydration. Production of saliva may be stimulated, and collected saliva may be analyzed to generate an analyte detection signal that indicative of presence and/or correlative of concentration of at least one analyte in the collected saliva to sense a state of euhydration or dehydration.

Lead wire for connecting to tab electrode

A disposable tab electrode has core elements that include an adhesive conductive laminate layer and a logo sticker layer with a penetrating hole for contacting a sensor electrode. A protecting film is put around both ends of the core elements. As a result, the disposable tab electrode can be made inexpensively, stored hygienically for a long time and used easily. A lead wire for connecting to the tab electrode has a projection on one end of a sensor electrode that is adhered onto the conductive laminate layer of the disposable tab electrode. The projection is fixed to the lead wire body by a fixing member. As a result, expensive Ag-AgCl electrode sensors can be used repeatedly. The lead wire can have a nipper self-contained or integrated with the lead wire body to prevent the lead wire from separating from the disposable tab electrode during use.

Method and apparatus for tracking in a medical procedure

A tracking system for a target anatomy of a patient can include a medical device having a body ( 281 ) having a distal end ( 290 ) and at least one channel ( 292 ) formed therein, where the body is adapted for insertion through an anatomy ( 105 ) to reach a target area ( 430 ); an accelerometer ( 185 ) connected to the body and positioned in proximity to the distal end; an imaging device ( 295 ) operably coupled with the body; and a light source ( 297 ) operably coupled with the body, where the accelerometer is in communication with a remote processor ( 120 ) for transmitting acceleration data thereto, where the imaging device is in communication with the remote processor for transmitting real-time images thereto, and where an orientation of the medical device with respect to the anatomy is determined by the processor based on the acceleration data.

Diagnosis of asthma

An apparatus ( 200 ) for diagnosing asthma is disclosed. The apparatus ( 200 ) comprises a data acquisition module ( 210 ) configured to acquire at least one physical deformation feature associated with at least one of nasal flaring, neck retraction and inter-coastal retraction of a subject under examination and an analysis module ( 220 ) configured to analyze the acquired at least one physical deformation feature associated with at least one of the nasal flaring, the neck retraction and the inter-coastal retraction of the subject under examination and diagnose the asthma based on the analyzed at least one physical deformation feature associated with at least one of the nasal flaring, the neck retraction and the inter-coastal retraction of the subject under examination. The disclosed apparatus ( 200 ) can be used for monitoring asthma at home, at hospital or in ambulatory patients.

Activating Applications Based on Accelerometer Data

In some implementations, a computer-implemented method includes storing a plurality of acceleration profiles in a mobile device; receiving accelerometer data from an accelerometer in the mobile device; correlating the accelerometer data with one accelerometer profile in the plurality of accelerometer profiles; and activating a user application of the mobile device that is associated with the correlated accelerometer profile. Each acceleration profile can correspond to a sequence of acceleration forces a mobile device would be subjected to when carried with a user during an activity that corresponds to the correlated acceleration profile.

Automated near-fall detector

A method of gait data collection, the method comprising collecting movement data, determining from the data a movement parameter that includes a third order derivative of position, comparing the movement parameter with a threshold value, and counting at least a near fall if the movement parameter exceeds the threshold value.

Thermal flow sensor integrated circuit with low response time and high sensitivity

A thermal flow sensor integrated circuit for sensing flow in a channel based on temperature measurements, the integrated circuit having a temperature sensing element ( 30 ) on a front side of the integrated circuit arranged to face the channel, and a bond pad ( 60, 200 ) coupled electrically to the temperature sensing element, for making electrical contact off the integrated circuit, the bond pad being arranged to face away from the channel. By having the bond pad facing away from the channel, the space needed for the bond pad and any connections to it need not extend beyond the temperature sensing element and get in the way of the channel. Hence the temperature sensing element can be located closer to the channel or in the channel to enable measurements with better response time and sensitivity.

Method and apparatus for improving truncal control

An exercise monitoring apparatus for measuring proper abdominal strengthening affords a customer an improved method for developing better abdominal muscles to treat back pain, avoid injuries and improve physical performance. The exercise apparatus has a stretchable belt with first and second ends having fasteners to attach the belt to the athlete's waist, the fasteners accommodating a variety of waist sizes. The belt has a wider middle portion formed by wider surfaces of the fabric, the wider portion forming a pocket with an exit at a small opening. The pocket accommodates an airtight sac containing gas-filled, compressible foam. A manometer is attached to the sac via a tube that passes through the small opening around the sac, and the manometer displays data on pressure changes as the customer uses the belt.

Data Gathering System

A device for gathering data has first and second electrodes. The first electrode is coupled to a surface of interest, and the second electrode is coupled to “everything else” or “the air”. The first electrode is shielded from the second, and from most sources of parasitic capacitance, by a shield that is driven by an active driver that drives the shield to track, and ideally to match, the instantaneous potential of the electrode. The second electrode is likewise shielded in a similar way from most sources of parasitic capacitance. These shields likewise help to limit the extent to which RFI from the device electronics couples with either of the electrodes. In this way the sensing device achieves a markedly better signal-to-noise ratio at frequency bands of interest.

Method for operating a monitoring system

The present invention relates to a method for operating a monitoring system for monitoring physiological data of a patient. For saving power, motion activity data of the patient is obtained and the measurement of physiological data of the patient is initiated, if the motion activity is non-zero and below a selected threshold.

Devices for diagnosing sleep apnea or other conditions and related systems and methods

A system includes a sensor device having a body configured to be inserted into an airway of a patient and one or more sensors mounted in or on the body. The one or more sensors are configured to collect sensor data associated with the airway of the patient. The system also includes a signal analyzer configured to analyze the sensor data. The one or more sensors could include one or more microphones. The signal analyzer could identify volume and/or pitch characteristics of the sensor data, perform pattern recognition to identify one or more patterns using the volume and/or pitch characteristics, and use the one or more patterns to identify a type, a location, and/or a degree of airway obstruction. This could be done, for instance, to determine if the patient suffers from obstructive sleep apnea or other condition that affects his or her airway.

Vacuum prosthesis with force sensing member

A prosthetic device includes a socket assembly defining a cavity and configured to receive a portion of a residual limb of a user within the cavity, a force sensing member configured to detect forces applied to the residual limb at a plurality of locations about the portion of the residual limb and generate signals based on the detected force, a vacuum system in fluid communication with the socket and configured to control an amount of vacuum applied to the cavity, and a controller coupled to the force sensing member and the vacuum system. The controller is configured to receive the signals from the force sensing member and control operation of the vacuum system during use of the prosthetic device by the user based at least in part on the signals received from the force sensing member.

Physiological data acquisition utilizing vibrational identification

The present invention utilizes an accelerometer (included within a wireless physiology monitoring device or as part of a separate device such as, but not limited to a smartphone, e.g., iPhone, or other mobile device) to link a patient with a separate medical data acquisition device such as a weight scale or a blood pressure monitor in order to collect and transmit a range of medical data associated with the user. The medical data acquisition device includes a vibration source for emitting a vibration at a predetermined or random frequency. When the acquisition device is activated, a vibration is transmitted from the through the patient and is detected by the accelerometer. The accelerometer then measures the particular frequency of vibration and transmits this information to a centralized monitoring unit (CMU). Based on the measured frequency, the CMU is able to know that the same patient wearing/holding the device is also the same patient using the data acquisition device. The vibration source may revolve through a number of predetermined frequencies (as determined on its own or instructed via the CMU) or simply generate a random frequency.

Transdermal Sampling and Analysis Device

Transdermal sampling and analysis device, method and system are provided for non-invasively and transdermally obtaining biological samples from a subject and determining levels of analytes of the obtained biological samples. The transdermal sampling and analysis device, method and system may cause disruption to the skin cells to create capillary-like channels from which biological samples may flow to the transdermal sampling and analysis device. The transdermal sampling and analysis device, method and system may collect the biological samples in a reservoir where the biological sample may chemically react with a biologically reactive element. A sensor may convert the produced electrons (ions) into measured electrical signals. The converted signals may be measured and the levels of an analyte may be determined based on the measured signals.

Sensor for Detecting Cancerous Tissue and Method of Manufacturing the Same

Disclosed herein are a sensor for detecting cancerous tissue, a method of manufacturing the same, and a method of monitoring the presence and status of cancerous tissue in real time. The sensor for detecting cancerous tissue includes a board, one or more pairs of needle electrodes, and an output unit. The needle electrodes are formed on the board, and obtain electrical signals from tissue. The output unit outputs the electrical signals, obtained from the electrodes, to the outside.

Classification of impacts from sensor data

Systems and methods are provided for classifying an impact to a head of a human being as one of a plurality of event classes. A sensor interface is configured to determine an acceleration at a location of interest on the human being from provided sensor data in response to the impact. A feature calculation component is configured to calculate a plurality of impact parameters from the determined acceleration at the location of interest. A pattern recognition classifier is configured to associate the impact with an associated event class of at least three associated event classes according to the calculated plurality of impact parameters. A post-processing component is configured to communicate the associated event class an observer via an associated output device.

System and method for determining the activity of a mobile element

System for determining the activity of a mobile element (EM), includes at least one motion sensor (CM) having at least one measurement axis, which is provided with a fattener (MF) for securely connecting said motion sensor (CM) to the mobile element (EM). The system further includes a filter (FILT) for selecting, for each measurement axis of the motion sensor, high frequencies above a first threshold (S 1 ); processing equipment (DET) for determining a unidimensional high-frequency component (y(n)) equal to the square of the Euclidean norm of said high frequencies along the measurement axes of the motion sensor (CM) that are taken into account; a calculator (CALC) for calculating, for each state, probability density functions (P y,i ) of said high-frequency component (HF), said probability density function corresponding to each state according to a Chi-square law with a degree of freedom equal to the number of measurement axes of the motion sensor (CM) that are taken into account; and an analyzer for defining states of the mobile element, which utilizes the probability density function of the high-frequency component for each state, together with the probabilities of transitions between two successive states.

Dry gel-conductive scaffold sensor

A dry gel-conductive sensor. In embodiments, the sensor comprises a scaffold structure which comprises a structure and a covering. A conductive material, which is both ionically and electronically conductive, may be dispersed within the structure. According to an embodiment, the covering comprises openings which allow conductive material through the covering to contact the skin of a subject. The covering may additionally or alternatively comprise brush-like features configured to penetrate through hair.

Signaling device for detecting the presence of an object

A sheet switch ( 142 ) has a bottom layer ( 144 ) and a top layer ( 160 ). First and second conductors ( 148, 162 ) located on the bottom layer ( 144 ) form two separate conductive paths, with a voltage potential applied to the conductors ( 148, 162 ). The top layer ( 160 ) includes a ground conductor ( 172 ). Spacers ( 178 ) are positioned between the top and bottom layers ( 160, 144 ). When forces are externally applied, the spacers ( 178 ) collapse and the ground conductor ( 172 ) contacts the first and second conductors ( 148, 162 ), and establishes a conductive path therebetween.

Optical sensors for use in vital sign monitoring

The invention provides a body-worn system that continuously measures pulse oximetry and blood pressure, along with motion, posture, and activity level, from an ambulatory patient. The system features an oximetry probe that comfortably clips to the base of the patient's thumb, thereby freeing up their fingers for conventional activities in a hospital, such as reading and eating. The probe secures to the thumb and measures time-dependent signals corresponding to LEDs operating near 660 and 905 nm. Analog versions of these signals pass through a low-profile cable to a wrist-worn transceiver that encloses a processing unit. Also within the wrist-worn transceiver is an accelerometer, a wireless system that sends information through a network to a remote receiver, e.g. a computer located in a central nursing station.

Retrofittable aspiration prevention mechanism for patients

A device is employed that can be retrofit onto existing feed pumps to remediate the problem of fluid aspiration in patients being fed through a feeding tube from the pump. In one embodiment the feeding pump is plugged into the device which is plugged into a power outlet. A patient angle sensor triggers power cutoff to the pump and stoppage of fluid flow. The angle sensor and operating program may be part of a smart phone. Power to the pump may be shut off due to a Bluetooth signal from the smart phone to a Bluetooth controlled power strip into which the pump is plugged to receive power.

Organism optical measurement device

An organism optical measurement device having a light transmitter/receiver control unit for obtaining measurement data concerning brain activities and a measurement data display control unit for displaying the measurement data. The organism optical measurement device is further provided with a head surface appearance image acquiring unit for acquiring a head surface appearance image of a subject, a head surface appearance image display control unit for displaying the head surface appearance image, and a measurement-related position calculating unit for calculating the measurement-related position in the head surface appearance image from which the measurement data is obtained when an input device specifies the positions in the head surface appearance image corresponding to the positions of a light transmitting probe and a light receiving probe disposed on the head surface of the subject. The measurement data display control unit displays the measurement data in the measurement-related position in the head surface appearance image.

Pulse Wave Detection Device and Pulse Wave Detection Method

A pulse wave detection device that includes a piezoelectric transducer acquiring the velocity pulse wave of a test subject and an information processing unit that processes the acquired velocity pulse wave and selectively detects regular velocity pulse wave data. The information processing unit acquires a differential waveform, extracts the extreme value of the velocity pulse wave, calculates the area value of a domain surrounded by the differential waveform and a reference line, compares the previous value and the current value of the extreme value with each other with respect to the velocity pulse waves chronologically adjacent to each other when the area value is greater than or equal to a predetermined value, and determines that the two velocity pulse waves are regular velocity pulse wave data when a difference between the two extreme values is less than or equal to a predetermined value.

Electronic sphygmomanometer

An electronic sphygmomanometer includes a cuff that can be worn at a measurement site, a pressure adjustment unit that adjusts the pressure applied inside the cuff; a pressure detection unit that includes multiple pressure sensors and that detects the cuff pressure inside the cuff based on pressure information output from the pressure sensors, a blood pressure calculation unit that calculates a blood pressure based on change in the cuff pressure detected by the pressure detection unit during blood pressure measurement, a keeping unit that keeps the cuff pressure at a predetermined pressure using the pressure adjustment unit during blood pressure measurement, and a sensor abnormality detection unit that, in a state in which the keeping unit keeps the cuff pressure at the predetermined pressure, detects whether an abnormality has occurred in the pressure sensors based on the pressure information output from the pressure sensors.

Home power management system

Systems and methods for managing power usage are provided. The system includes a programmable microprocessor, at least one input mechanism, a memory having instructions and/or other information, a display, at least one power consuming power device and a remote server. The systems allows the user of a power consuming device to receive instructions or other information from the server. The method includes using stored program instructions to generate power device related information on a display, collecting power device data representative of the electrical current or power consumed, connecting to a remote computing facility having a server, and providing the data to a computer remotely located from the central server.

Sleep element for improving the sleep of a person

The invention relates to a sleep element ( 1 ) like a heating blanket for improving the sleep of a person. The sleep element comprises a property determination unit ( 2, 5 ) for determining a property of a person, a thermal energy unit ( 3 ) for transferring thermal energy to or away from the person, and a thermal energy control unit ( 4 ) for controlling the thermal energy unit depending on the determined property of the person. Since the sleep element comprises the property determination unit, the thermal energy unit, and the thermal energy control unit, the temperature of the person can be controlled depending on a determined property of the person, while the person is sleeping, such that the sleep of the person is improved. Moreover, the temperature control can simply be used within a bed by placing the sleep element in the bed. The handling of the temperature control is therefore very simple.

Mobile phone

A mobile phone comprises a casing and a cavity in the casing. A humidity sensor is arranged for measuring a humidity in the cavity. In response to a trigger, a control unit analyzes a humidity signal supplied by the humidity sensor. A result of the analysis is presented via an output unit. Such device allows for measuring a humidity of a user's skin in case the user covers a window in the casing connected to the cavity by a body part.

Method and Apparatus for Cervical Cancer Screening

The present invention relates to an apparatus for cervical cancer screening, comprising one or more light sources aligned with a beginning of a first optical test path and a beginning of a second optical test path, one or more optical detectors aligned with an end of the first optical test path and an end of the second optical test path, and a processor coupled to the one or more light sources and the one or more optical detectors and methods for using the same. The present invention further relates to a method for cervical cancer screening.

Method for estimating velocities and/or displacements from accelerometer measurement samples

There is provided a fall detector for use in detecting falls by a user, the fall detector comprising an accelerometer for producing a time series of measurement samples representing the acceleration acting on the fall detector; a processor for estimating a vertical velocity and/or vertical displacement of the fall detector from the measurement samples and using the estimated vertical velocity and/or vertical displacement to determine whether the user has suffered a fall; wherein the processor is configured to estimate a vertical velocity and/or vertical displacement of the fall detector from the measurement samples by estimating a corresponding time series of unit vectors representing acceleration due to gravity in the reference frame of the accelerometer from the time series of measurement samples; projecting each measurement sample onto the corresponding unit vector and subtracting acceleration due to gravity to give a series of estimates for the vertical acceleration of the fall detector; and integrating the series of estimates for the vertical acceleration over a time period to give a time series of values for the vertical velocity and/or vertical displacement of the fall detector.

Sensor device

A sensor device determines an amount of liquid contained or stored in an object to be tested. The sensor device contains at least one heating element and at least one humidity sensor. When operated, the sensor device defines at least one volume which can be sealed off by placing the device on the surface of the object to be tested. The heating element is configured to heat at least part of a surface of the object delimiting the volume, the humidity sensor measuring the humidity in the interior of the volume.

System and methods for determination of analyte concentration using time resolved amperometry

A method for determining a concentration of an analyte is disclosed. The method includes applying a potential excitation to a fluid sample containing an analyte and determining if a current decay curve associated with the fluid sample has entered an analyte depletion stage. The method also includes measuring a plurality of current values associated with the fluid sample during the analyte depletion stage and calculating an analyte concentration based on at least one of the plurality of current values.

ECG Artifact Reduction System

An ECG signal processing system which removes the CPR-induced artifact from measured ECG signals obtained during the administration of CPR.

Bio-signal detection electrode and bio-signal detection apparatus

Provided is a bio-signal detection electrode including: an electrode section made of a gel including an electrolytic solution; and a support section configured to support the electrode section with respect to an accessory, the electrode section adhering to the support section.

Moldable ear sensor

The present disclosure relates to sensors for use on a patient's ear. The sensors as provided may include a moldable member, such as a putty. The moldable member may be molded in place to affix the optical components of the sensor to a patient's ear tissue. For example, the moldable member may be sculpted around a curvature of a patient's earlobe. In particular embodiments, the moldable member may be activated, e.g., hardened, by exposure to particular temperatures or by exposure to light.

Device and method to measure bone healing

Advances in our understanding of the cellular mechanisms underlying skeletal regeneration have not been effectively translated in vivo treatment because non-invasive monitoring of bone fracture healing is limited to imaging technology (i.e., for example, x-rays) that cannot be quantified and are subjectively interpreted. The method disclosed herein assesses rates of hip fracture healing using a strain gauge device implanted into a standard orthopedic implant. It has been demonstrated that such a device can measure differences between intact and partially osteotomized fracture models (p<0.05) and that the device can distinguish between stable and unstable fracture patterns in completely osteotomized models across a physiologic range of loads. Such devices are compatible with in vivo bone fracture healing methods, wherein the device is placed onto an orthopedic implant and the strain data is transmitted on a real time basis, thereby providing a non-invasive quantification of bone fracture repair rates.

Non-invasive, vibrotactile medical device to restore normal gait for patients suffering from peripheral neuropathy

Provided is a comfortable and discrete device wearable by a patient to restore balance and gait. The device re-establishes the sensorimotor loop by providing the patient with a secondary signal to healthy nerves around the knee to alert the patient that the patient's heel has just struck the ground. In this regard, the device monitors the patient's leg movements to detect when the patient's heel strikes the ground and sends the secondary signal, i.e., vibrotactile stimulation, in response to the detected heel strike. The central nervous system incorporates the new signal and the motor system responds as if there is not loss of sensation in the foot and returns to its normal gait.

Integrated lancing device

A lancing device is provided that has a housing with a length greater than a width. Electronics are positioned in an interior of the housing. A test strip aperture is in the housing and is adapted to receive a body fluid test strip. A lancet aperture is positioned in line with the test strip aperture.

Measuring device and a magnetic resonance device with the measuring device

A measuring device for a magnetic resonance device is provided. The measuring device has a sensor unit. The sensor unit includes at least one acoustic sensor element for detecting heart sounds of a patient. The sensor unit also includes a resonating body unit. The resonating body unit has a hollow space for filtering interfering signals emitted by the magnetic resonance device from the heart sounds of the patient.

Method for managing treatment of a patient health condition with a pda based system

A method for managing treatment of a particular health condition afflicting a patient through the use of a PDA which includes a health management program stored in the PDA that prompts a user for entry of health condition data, including patient physiological data, subjective patient health condition data, and medication delivery data, compiles the health condition data into an accumulated data summary, and transmits the data summary from the PDA to a second processing unit through a communication port. A drop-down list related to subjective symptoms is provided, which includes stress and depression. A touch screen is provided for a graphical user interface. The health management program also provides prompts for the entry of diet data, and further displays drop-down lists related to daily activities and alerts for medication delivery.

Tissue penetration device

A body fluid testing device has at least one penetrating member and a penetrating member driver configured to be coupled to the at least one penetrating member. A plurality of analyte sensors are coupled to a spoked disk substrate. Each of a penetrating member can pass between spokes of the disk substrate to provide that a used penetrating member can be removed and a new penetrating inserted without removing the disk. A disposable houses the at least one penetrating member and the plurality of analyte sensors.

Physiological sound examination device and physiological sound examination method

A physiological sound examination device which supports estimation of a state of a living body includes: a first physiological sound measurement unit; a second physiological sound measurement unit; a power ratio calculation unit which calculates a power ratio which is a ratio of first physiological sound signal power to second physiological sound signal power; an illness-related gain calculation unit which calculates a transfer-characteristic of the physiological sound in the living body by computing the power ratio; a power calculation unit which calculates first power which is the second physiological sound signal power in a first frequency band; and an illness-related high frequency power ratio calculation unit which calculates a sound-source-characteristic of the physiological sound by computing the first power. The computing is performed to reduce an influence of the respiratory flow velocity and/or the size of the living body.

Wireless electronic pegboard setup for quantification of dexterity

An electronic pegboard setup is provided for assessing patient dexterity. In certain embodiments, the pegboard setup may be wireless and may employ pegs equipped with sensors that that allow tracking of the motion of the peg in three-dimensions and over time. In one such embodiment, a visual output of the motion path may be provided to the clinician. In such an embodiment, the device may provide quantitative data regarding motion path to assess patient dexterity.

Footwear Having Sensor System

An article of footwear includes an upper member and a sole structure, with a sensor system connected to the sole structure. The sensor system includes a plurality of sensors that are configured for detecting forces exerted by a user's foot on the sensor. Each sensor includes two electrodes that are in communication with a force sensitive resistive material. Additionally, the sensor system may be provided on an insert that may form a sole member of the article of footwear. The insert may include an airflow system that includes one or more air chambers in communication with one or more air reservoirs through air passages extending therebetween. The insert may also have a multi-layered structure, with the airflow system provided between the layers.

Array of Joined Microtransponders for Implantation

A wireless microtransponder array constructed as a single structure of joined microtransponders. The microtransponders can be configured as a linear array strip with connective material in between. The microtransponders can also be entirely embedded within a strip of material, or joined by a single, common substrate structure.

Coupon redeemable upon completion of a predetermined threshold of physical activity

A coupon for providing an incentive for a user to participate in physical activity. The coupon detects the physical activity of a user and indicates to the user when the threshold of physical activity has been reached. Once the coupon has indicated that the threshold has been reached, the user may redeem the coupon for a reward.

Systems and methods for determining location of an access needle in a subject

Systems and methods for epicardial electrophysiology and other procedures are provided in which the location of an access needle may be inferred according to the detection of different pressure frequencies in separate organs, or different locations, in the body of a subject. Methods may include inserting a needle including a first sensor into a body of a subject, and receiving pressure frequency information from the first sensor. A second sensor may be used to provide cardiac waveform information of the subject. A current location of the needle may be distinguished from another location based on an algorithm including the pressure frequency information and the cardiac waveform information.

Probes having deployable sites and methods for making the same

A probe for interfacing with biological tissue includes a shank. A site to receive a signal from or stimulate the biological tissue is deployably connected to the shank. An insulated interconnect is connected to the site to guide signals or a fluid between the site and the shank. An actuator displaces the site away from a protected position on the shank to a deployed position in the biological tissue to be monitored or stimulated by the site.

System and method for power-efficient transmission of emg data

The system for displaying muscle force data includes a wearable patch and a remote visual display. The wearable patch carries electrodes suitable for sensing electromyographic signals on the skin of the patient. The patch carries circuitry which converts the detected electromyographic signal to a digital output which can be transmitted to the remote visual display. The circuitry relies on filtering to produce a usable digital signal at very low power consumption. The transmitted signal can be used to drive a variety of visual displays, including a conventional hand-held personal communicators and entertainment devices which had been programmed to suitably process the visual display.

Hybrid three-dimensional sensor array, in particular for measuring electrogenic cell assemblies, and the measuring assembly

The invention relates to a hybrid three-dimensional sensor array, in particular for measuring biological cell assemblies. The sensor array has a plurality of microstructured sensor plates, each having one carrier section on which a plurality of sensor needles are arranged in a comb-like manner, which carry a plurality of electrode surfaces. Furthermore, a plurality of spacer elements are provided, which are fastened between the sensor plates so that both the carrier sections and the sensor needles of adjacent sensor plates are at a distance from each other. The invention further relates to a measuring assembly for measuring electrical activities of biological cell assemblies using such a sensor array.

Systems for detecting a febrile condition and reducing risks of spreading infection

The technology provides an external device for estimating a core body temperature of a human subject, and a system for use in a local area, such as a school, hospital, workplace, and the like. The wrist monitor device includes a casing sized and shaped to fit onto a wrist of a human subject. The casing has a first face and a second face. In addition there is a cavity in the casing that houses a heat trap. The heat trap has an opening oriented to receive incoming thermal energy and a shell of a thermal-insulation material that has an inner thermal energy-reflective surface. Detected temperature data is compiled in a database and used to estimate whether an identified individual has a core body temperature indicative of a fever. There is also provided a system for identifying persons and screening the persons for a febrile condition. The system may include the steps of: identifying a person using data input by the individual or detected from indicia of the person and previously stored data about the person; detecting a temperature condition of the person; determining whether the person has a febrile condition using the detected temperature condition and previously stored temperature data of the person; and taking action to restrict ingress, deny ingress or allow ingress, based on the determined febrile condition of the person requiring ingress.

Electrode Array

A sensor array apparatus for monitoring medical signals includes a flexible substrate adapted for positioning relative to the torso of a patient. The flexible substrate includes a central segment defining a central axis and is adapted to generally conform to an area extending along the sternum of a patient. The flexible substrate further includes an upper segment extending traversal across the central segment and adapted to generally conform to the chest area of a patient and a lower segment extending traversal across the central segment and adapted to generally conform to the abdominal area of the patient. The apparatus further includes a medical electrode disposed on at least one of the segments and a connector in electrical communication with the medical electrode and adapted to connect to an electronic monitoring system.

Health monitoring appliance

A heart monitoring system for a patient includes one or more wireless nodes forming a wireless network; a wearable appliance having a wireless transceiver to communicate with the one or more wireless nodes; and an analyzer to determine vital signs, the analyzer coupled to the wireless transceiver to receive patient data over the wireless network.

Biological information detection apparatus

Disclosed is a biological information detection apparatus capable of restricting influence of external noise signals and suffering less detection omission and detection errors of biological signals. The biological information detection apparatus includes a plurality of detection units disposed on a support supporting a living body and configured to output signals corresponding to vibrations, a first extraction unit for extracting a signal in a first predetermined frequency range corresponding to a biological signal from the signal outputted from each detection unit, a second extraction unit for extracting a signal in a second predetermined frequency range as an external noise component from the signal outputted from each detection unit, a calculation unit for calculating an intensity value ratio between the signal in the first predetermined frequency range and the signal in the second predetermined frequency range, and a selection unit for selecting one or more from the plurality of detection units based on result of comparison between/among the intensity value ratios calculated by the calculation unit for the signals outputted from the respective detection units.

Contact sensor and sheath exit sensor

A system and method is provided that allows for determining the local impedance of one or more electrodes of an electrode catheter. Such local impedance may be utilized to identify the relative position of an electrode catheter to a sheath of a guiding introducer. In another arrangement, local impedance of a catheter electrode can be utilized to calibrate a catheter electrode to provide improved contact sensing.

Probe structure, temperature measuring device having the probe structure, and method using the same

The present invention relates to a probe structure, a temperature measuring device having the probe structure, and a method of using the same. The probe structure comprises a light transmissive unit and one or more light sources. One or more light sources radiate one or more colors of light to and through the light transmissive unit. The temperature measuring device includes the above-mentioned probe structure and a temperature measuring body. The probe structure is assembled within the temperature measuring body. By the design of the light transmissive unit and the visual light provided by the light sources, the user can easily place the probe structure to the part to be measured.

Devices, systems and methods to analyze evoked responses to pre-pacing pulses to predict imminent vt/vf, estimate ischemic burden and/or characterize electrical substrates

Described herein are implantable systems, and methods for use therewith, to predict whether ventricular tachycardia (VT) or ventricular fibrillation (VF) is imminent, estimate ischemic burden and/or characterize an electrical substrate of the LV chamber. For each of a plurality of cardiac cycles, a pacing vector comprising a first set of electrodes is used to deliver a pre-pacing pulse at a site within the LV chamber (wherein the pre-pacing pulse is delivered prior to an intrinsic activation of the LV chamber), and a sensing vector comprising a second set of electrodes is used to detect an evoked response to the pre-pacing pulse. The detected evoked responses to the pre-pacing pulses are analyzed, and results of the analysis are used predict whether VT or VF is imminent, estimate ischemic burden and/or characterize an electrical substrate of the LV chamber.

Personal emergency response (per) system

Systems and methods for identifying an activity of an object includes identifying each elemental motion of a sequence of elemental motions of a device attached to the object; and identifying the activity of the object, comprising matching the sequence of identified elemental motions of the device with a library of stored sequences of elemental motions, wherein each stored sequence of elemental motions corresponds with an activity.

Biofeedback training of anal and rectal muscles

A probe including a housing, a rectal muscle air bag, a rectal tube, an anal muscle air bag, and an anal tube is provided. The rectal muscle air bag mounts to the housing a first distance from a non-insertion end. A rectal tube is connected to the rectal muscle air bag at a first end and to a first pressure sensor at a second end. The anal muscle air bag is mounted to the housing a second distance from the non- insertion end. The anal tube is connected to the anal muscle air bag at a first end and to a second pressure sensor at a second end. The first distance is selected to position the rectal muscle air bag adjacent a rectal muscle, and the second distance is selected to position the anal muscle air bag adjacent an anal muscle when the housing is inserted in the rectum.

Distractor having a capacitive sensor array for measuring a force, pressure, or load applied by the muscular-skeletal system and method therefor

A distractor suitable for measuring a force, pressure, or load applied by the muscular-skeletal system is disclosed. In one embodiment, the distractor includes a measurement device that couples to the distractor. In a second embodiment, the sensor array and electronics are placed within the distractor. The distractor can dynamically distract the muscular-skeletal system. A handle of the distractor can be rotated to increase or decrease the spacing between support structures. The measurement system comprises a sensor array and electronic circuitry. In one embodiment, the electronic circuitry is coupled to the sensor array by a unitary circuit board or substrate. The sensors can be integrated into the unitary circuit board. For example, the sensors can comprise elastically compressible capacitors or piezo-resistive devices. The distractor wirelessly couples to a remote system for providing position and magnitude measurement data of the force, pressure, or load being measured.

Distractor having an internal load measurment system for the muscular-skeletal system and method therefor

A distractor suitable for measuring a force, pressure, or load applied by the muscular-skeletal system is disclosed. An insert couples to the distractor. The insert has at least one articular surface allowing movement of the muscular-skeletal system when the distractor is inserted thereto. The insert can be a passive insert having no measurement devices. A sensor array and electronics are housed within the distractor. The distractor can dynamically distract the muscular-skeletal system. A handle of the distractor can be rotated to increase or decrease the spacing between support structures. The measurement system comprises a sensor array and electronic circuitry. In one embodiment, the electronic circuitry is coupled to the sensor array by a unitary circuit board or substrate. The sensors can be integrated into the unitary circuit board. For example, the sensors can comprise elastically compressible capacitors or piezo-resistive devices. The distractor wirelessly couples to a remote system for providing position and magnitude measurement data of the force, pressure, or load being measured.

Systems and methods for non-contact multiparameter vital signs monitoring, apnea therapy, apnea diagnosis, and snore therapy

Aspects of the of the disclosure relate to a non-contact physiological motion sensor and a monitor device that can incorporate use of the Doppler effect. A continuous wave of electromagnetic radiation can be transmitted toward one or more subjects and the Doppler-shifted received signals can be digitized and/or processed subsequently to extract information related to the cardiopulmonary motion in the one or more subjects. The extracted information can be used, for example, to determine apneic events and/or snoring events and/or to provide apnea or snoring therapy to subjects when used in conjunction with an apnea or snoring therapy device. In addition, methods of use are disclosed for sway cancellation, realization of cessation of breath, integration with multi-parameter patient monitoring systems, providing positive providing patient identification, or any combination thereof.

In vivo sensor and method of making same

Implantable in vivo sensors used to monitor physical, chemical or electrical parameters within a body. The in vivo sensors are integral with an implantable medical device and are responsive to externally or internally applied energy. Upon application of energy, the sensors undergo a phase change in at least part of the material of the device which is then detected external to the body by conventional techniques such as radiography, ultrasound imaging, magnetic resonance imaging, radio frequency imaging or the like. The in vivo sensors of the present invention may be employed to provide volumetric measurements, flow rate measurements, pressure measurements, electrical measurements, biochemical measurements, temperature, measurements, or measure the degree and type of deposits within the lumen of an endoluminal implant, such as a stent or other type of endoluminal conduit. The in vivo sensors may also be used therapeutically to modulate mechanical and/or physical properties of the endoluminal implant in response to the sensed or monitored parameter.

Apparatus and Method of Monitoring Healing and/or Assessing Mechanical Stiffness of a Bone Fracture Site or the Like

An apparatus and method of monitoring healing and/or assessing mechanical stiffness of a bone fracture or the like is disclosed. The method comprises (a) recording a strut length of a variable length strut with an indicator pin, wherein the strut is on an external fixator is in a no or minimal load situation; (b) inputting such strut length, mounting parameters, and frame parameters into software to determine a first pose and position of the fixator; (c) positioning at least one indicator clip on each side of the indicator pin; (d) applying a load or torque to the bone fracture; (e) recording strut length of the variable length strut in loaded situation; (f) inputting such strut length, mounting parameters, and frame parameters into software to determine for a second pose and position of the fixator in a loaded situation; (g) solving for a change in pose and position by subtracting the second pose and position from the first pose and position; and (h) solving for the stiffness of the bone fracture by dividing the load applied to the bone fracture by the change in position and pose. An apparatus and indicator clip are also disclosed.

Group Performance Monitoring System and Method

The present invention provides a group monitoring device for monitoring a plurality of individuals engaged in an athletic activity, the device including a display configured to display, during an athletic activity: a metric relating to each of a plurality of individuals engaged in the athletic activity, and a status of a system component used to monitor the athletic activity. The group monitoring device may also include an input configured to allow manipulation of the display.

Method for prediction, detection, monitoring, analysis and alerting of seizures and other potentially injurious or life-threatening states

The present invention provides a method for predicting seizures and for detecting seizures, and other potentially injurious or life-threatening events, optionally in conjunction with a mobile device. In an embodiment, a portable device provides epilepsy seizure prediction, detection, monitoring, analysis and alerting for epilepsy patients or other people afflicted with seizures. In an embodiment, the portable device may alert and communicate information to health care providers, caregivers and family members, emergency services, and the like. Collected data may be reviewed and analyzed for use in developing specific criteria for predicting and detecting seizures and other potentially injurious or life-threatening events.

Portable monitoring devices and methods of operating same

The present inventions, in one aspect, are directed to a portable activity monitoring device to calculate a number of stairs or flights of stairs traversed by a user, the monitoring device comprising (i) a housing having a physical size and shape that is adapted to couple to the body of the user, (ii) an altitude sensor, disposed in the housing, to detect a change in altitude of the user and, in response thereto, to generate data which is representative of the change in altitude of the user, and (iii) processing circuitry, disposed in the housing and coupled to the motion sensor and the altitude sensor, to calculate a number of stairs or flights of stairs traversed by the user using the data which is representative of a change in altitude of the user.

Apparatus and Method for Detecting and Quantifying Analytes in Solution

A method for identifying and quantifying one or more analytes included in a sample comprising a background solvent is disclosed. The present invention locates a sample fluid at a sample region by virtue of a sample holder that comprises work-hardened silver halide. The sample fluid at the sample region is then spectrally characterized via a mid-infrared spectrometer.

Biomedical electrode system and method for detecting localized electrical signals and providing electrical stimulation

A biomedical electrode is disclosed that includes at least first and second electrical nodes for connection to medical equipment. The biomedical electrode includes a first electrical node including a disc of conductive material having a diameter d 1 , and a second electrical node including a ring of conductive material. The ring is concentric with the disc and has a diameter d 2 that is larger than d 1 and having a ring thickness t 2 such that (4≦d 1 /t 2 ≦6).

Adaptive electrical capacitance volume tomography

An electrical capacitance tomography sensor comprised of a sensor having a plurality of electrodes, where each electrode is further comprised of a plurality of capacitance segments. Each of the capacitance segments of each electrode can be individually addressed to focus the electric field intensity or sensitivity to desired regions of the electrodes and the sensor.

Degree of hardness measurement system and degree of hardness measurement method

For measuring hardness of an object, a measurement apparatus is pushed against the object and a degree of hardness calculation system calculates hardness based on information from the measurement apparatus. The measurement apparatus includes an acceleration sensor which outputs first information of acceleration of a contact area of the measurement apparatus, and a second sensor, such as a magnetic sensor or a pressure sensor, which outputs second information based on pressure applied to the contact area. The degree of hardness calculation system generates a second-derivative waveform by twice differentiating a waveform based on the output of the second sensor, compares the second-derivative waveform and the information of acceleration from the acceleration sensor, and calculates hardness of the object based on the comparison result.

Methods and systems for ventilating or compressing

A system for providing control signals for ventilating or compressing, respectively, includes an information receiving device that receives, for a resuscitation, information regarding a compression parameter and/or ventilation parameter, as function of a parameter indicative of blood circulation, a processing component for evaluating the different values of the chest compression parameter and/or ventilation parameter as function of the parameter indicative of blood circulation and deriving based on said information a value for the ventilation parameter and/or chest compression parameter respectively, and a control signal generator for generating control signals according to the derived ventilation parameter or chest compression parameter.

System and method for data reconstruction in soft-field tomography

A system and method for data reconstruction in soft-field tomography are provided. One method includes selecting a model domain for an EIT data set, determining a minimally anisotropic error in the model domain and correcting the model domain. The method also performing isotropization using the determined minimally anisotropic error to recover a boundary shape and isotropic conductivity for the EIT data set.

Micro Vein Enhancer

The present invention is a Miniature Vein Enhancer that includes a Miniature Projection Head. The Miniature Projection Head may be operated in one of three modes, AFM, DBM, and RTM. The Miniature Projection Head of the present invention projects an image of the veins of a patient, which aids the practitioner in pinpointing a vein for an intravenous drip, blood test, and the like. The Miniature projection head may have a cavity for a power source or it may have a power source located in a body portion of the Miniature Vein Enhancer. The Miniature Vein Enhancer may be attached to one of several improved needle protectors, or the Miniature Vein Enhancer may be attached to a body similar to a flashlight for hand held use. The Miniature Vein Enhancer of the present invention may also be attached to a magnifying glass, a flat panel display, and the like.

Sample cell for fluid analysis system

Systems and method are disclosed for determining a concentration of an analyte (e.g., glucose) in a fluid (e.g., blood). The system can draw blood from a patient and deliver the blood to a sample cell. A centrifuge motor can spin the sample cell to separate the fluid into a plurality of components (plasma, red blood cells, etc.). A particular component of the fluid (e.g., plasma) may be positioned at a sample portion of the sample cell after centrifuging such that the concentration of the analyte is measured in the particular component of the fluid (e.g., plasma). The sample cell can include a cuvette that has two window pieces sandwiched between two clamshell pieces, and where the sample portion of the sample cell is defined by a gap between the window pieces.

Sem scanner sensing apparatus, system and methodology for early detection of ulcers

A handheld, conforming capacitive sensing apparatus configured to measure Sub-Epidermal Moisture (SEM) as a mean to detect and monitor the formation of pressure ulcers. The device incorporates an array of electrodes which are excited to measure and scan SEM in a programmable and multiplexed manner by a battery-less RF-powered chip. The scanning operation is initiated by an interrogator which excites a coil embedded in the apparatus and provides the needed energy burst to support the scanning/reading operation. Each electrode measures the equivalent sub-epidermal capacitance corresponding and representing the moisture content.