Arbitrary-geometry laser surface scanner

A METHOD OF MONITORING A SURFACE FEATURE AND APPARATUS THEREFOR

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed.

ARBITRARY-GEOMETRY LASER SURFACE SCANNER

An optical non-contact surface scanning method and system is described. The three-dimensional coordinates of an illuminated profile or spot on the object are recorded and the surface is reconstructed using spatial location and orientation information derived from a spatial location system associated with the object, illumination means, and image recording means. The illumination and imaging means may be hand-held in a combined unit or in separate units. The scanning system allows complete free and arbitrary movement of the object and all components of the scanning during scanning this allowing scanning of substantially all of the surface which may be visible at various locations and orientations around the object. The optical non-contact scanning system may find particular application in medical imaging of the human body or parts thereof. It may further find application in industrial processes whereby the passage of arbitrarily shaped objects are monitored through a production line or similar ...

Method of monitoring a surface feature and apparatus therefor

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed.

Method of monitoring a surface feature and apparatus therefor

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed.

ARBITRARY-GEOMETRY LASER SURFACE SCANNER

An optical non-contact surface scanning method and system is described. The three-dimensional coordinates of an illuminated profile or spot on the objec t are recorded and the surface is reconstructed using spatial location and orientation information derived from a spatial location system associated wi th the object, illumination means, and image recording means. The illumination and imaging means may be hand-held in a combined unit or in separate units. The scanning system allows complete free and arbitrary movement of the objec t and all components of the scanning during scanning this allowing scanning of substantially all of the surface which may be visible at various locations a nd orientations around the object. The optical non-contact scanning system may find particular application in medical imaging of the human body or parts thereof. It may further find application in industrial processes whereby the passage of arbitrarily shaped objects are monitored through a production lin e ...

Method of monitoring a surface feature and apparatus therefor

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed.

A method of monitoring a surface feature and apparatus therefor

An inductive fluid heater

Arbitrary-geometry laser surface scanner

PCT No. PCT/NZ95/00097 Sec. 371 Date Jul. 15, 1997 Sec. 102(e) Date Jul. 15, 1997 PCT Filed Sep. 28, 1995 PCT Pub. No. WO96/10205 PCT Pub. Date Apr. 4, 1996An optical non-contact surface scanning method and system is described. The three-dimensional coordinates of an illuminated profile or spot on the object are recorded and the surface is reconstructed using spatial location and orientation information derived from a spatial location system associated with the object, illumination means, and image recording means. The illumination and imaging means may be hand-held in a combined unit or in separate units. The scanning system allows complete free and arbitrary movement of the object and all components of the scanning during scanning this allowing scanning of substantially all of the surface which may be visible at various locations and orientations around the object. The optical non-contact scanning system may find particular application in medical imaging of the human body or parts thereof ...

Arbitrary-geometry laser surface scanner

A METHOD OF MONITORING A SURFACE FEATURE AND APPARATUS THEREFOR

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed. © KIPO & WIPO 2008 ...

AUTOMATICALLY ASSESSING AN ANATOMICAL SURFACE FEATURE AND SECURELY MANAGING INFORMATION RELATED TO THE SAME

A facility for procuring and analyzing information about an anatomical surface feature from a caregiver that is usable to generate an assessment of the surface feature is described. The facility displays information about the surface feature used in the assessment of the surface feature. The facility obtains user input and/or data generated by an image capture device to assess the surface feature or update an existing assessment of the surface feature. 1. A computer-implemented method for evaluating an anatomical surface feature (“surface feature”) , the method comprising:receiving, at a non-volatile storage device, raw data characterizing the surface feature, wherein the data is generated at and received from a remote image capture device;according to instructions executed at a processor of a remote server computer and/or a personal computing device, determining an area of the surface feature and a volume of the surface feature based on the raw data;storing, at the non-volatile storage device remote from the image capture device, the determined area and the determined volume of the surface feature; anddisplaying the determined area and the determined volume on a web-based interface that is accessible via a personal computing device.2. The method of wherein none of the raw data claim 1 , the determined area claim 1 , and the determined volume are stored in a non-volatile memory of the image capture device.3. The method of wherein none of the raw data claim 1 , the determined area claim 1 , and the determined volume are stored at a non-volatile memory of the personal computing device.4. The method of wherein the image capture device only communicates with the personal computing device through the server computer.5. The method of wherein the data includes image data characterizing the surface feature and depth data characterizing a depth of the surface feature.6. The method of wherein the data includes image data characterizing the surface feature claim 1 , depth data ...

METHOD OF MONITORING A SURFACE FEATURE AND APPARATUS THEREFOR

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed. 130-. (canceled)31. A computer-implemented method for evaluating an anatomical surface feature , the method comprising:receiving, at a portable computing device, image data from an image sensor operatively coupled to the portable computing device, wherein the image data characterizes the surface feature;receiving, at the portable computing device, depth data from a structured light device operatively coupled to the portable computing device, wherein the depth data characterizes the surface feature;determining an area of the surface feature and at least one of a depth of the surface feature and a volume of the surface feature based on the image data and the depth data; anddisplaying the area and the at least one of the depth and the volume of the surface feature on a display of the portable computing device.32. The method of claim 31 , further comprising determining an outline of the surface feature claim 31 , and wherein determining the area and the at least one of the depth and the volume are based on the image data claim 31 , the depth data claim 31 , and the outline.33. The method of claim 32 , further comprising storing at least one of the image data claim 32 , the depth data claim 32 , the area of the surface feature claim 32 , the at least one of the depth and the volume of the surface feature claim 32 , and the outline of the surface feature at a database remote from the ...

Method of monitoring a surface feature and apparatus therefor

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed.

METHOD OF MONITORING A SURFACE FEATURE AND APPARATUS THEREFOR

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed. 130-. (canceled)31. A computer-implemented method for evaluating an anatomical feature at the surface of a human patient's skin , the method comprising:guiding a user to position a camera in at least one of x, y, or z directions relative to the anatomical feature by projecting visible light onto the surface at or near the anatomical feature from a light generating device fixedly coupled to the camera, wherein the projected visible light forms a first projection and a second projection on the surface and the relative positions of the first projection and the second projection change when the user moves the light generating device towards or away from the surface;receiving, at a computing device operatively coupled to the camera, image data related to an image generated by the camera, wherein the image data characterizes the anatomical feature;determining an area of the anatomical feature; anddisplaying the area of the anatomical feature on a display.32. The method of claim 31 , further comprising determining an outline of the anatomical feature claim 31 , wherein determining the area is based on the determined outline and the image data.33. The method of claim 32 , further comprising displaying the outline of the anatomical feature on the display.34. The method of claim 31 , further comprising determining at least one of a depth of the anatomical feature and a volume of the anatomical ...

Automatically assessing an anatomical surface feature and securely managing information related to the same

A facility for procuring and analyzing information about an anatomical surface feature from a caregiver that is usable to generate an assessment of the surface feature is described. The facility displays information about the surface feature used in the assessment of the surface feature. The facility obtains user input and/or data generated by an image capture device to assess the surface feature or update an existing assessment of the surface feature.

Optisches Oberflächenabtastgerät und Vermessungsverfahren

Optisches Oberflächenabtastgerät, das folgendes enthält: ein Beleuchtungsmittel, das ausgelegt ist, ein fächerförmiges Lichtstrahlenbündel auszusenden, wodurch die Kreuzung zwischen dem Strahlenbündel und einem abgetasteten Objekt ein Profil mit dreidimensionalen Koordinaten erzeugt, die in der Ebene des Strahlenbündels liegen; eine Kamera, die das Profil in zwei Dimensionen abbildet; ein räumliches Lokalisierungssystem, das so ausgelegt ist, dass es mittels nichtoptischer elektromagnetischer Felder die relativen Positionen und Ausrichtungen von Objekt, Beleuchtungsmittel und Kamera zueinander gewinnt, wobei die dreidimensionalen Koordinaten des Profils aus den zweidimensionalen Koordinaten des Bildes und den relativen Positionen und Ausrichtungen von Beleuchtungsmittel, Kamera und Objekt hergeleitet werden, und wobei durch das Abtasten der Oberfläche des Objekts mit dem Beleuchtungsmittel aus einer Vielzahl von Profilen eine dreidimensionale Darstellung der Oberfläche erhalten werden kann ...

Läser-Oberflächenabtastgerät für Flächen mit willkürlicher Geometrie

Method of Monitoring a Surface Feature and Apparatus Therefor

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed.

Method of monitoring a surface feature and apparatus therefor

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed.

METHOD OF MONITORING A SURFACE FEATURE AND APPARATUS THEREFOR

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed. 130-. (canceled)31. A method for determining the area of an anatomical surface feature , the method comprising:capturing an image of the anatomical surface feature;displaying the image of the anatomical surface feature to a user via a display;creating an outline of the anatomical surface feature on the display;enabling the user to adjust the outline manually by selecting and moving a portion of the outline to change the position of the portion relative to the image of the anatomical surface feature, thereby creating a revised outline of the anatomical surface feature; anddetermining the area of the anatomical surface feature based on the outline or the revised outline.32. The method of wherein creating the outline includes enabling the user to trace at least a portion of the outline.33. The method of wherein the display is a touch screen claim 31 , and wherein creating the outline includes enabling the user to trace at least a portion of the outline on the touch screen while the image of the anatomical surface feature is displayed.34. The method of ; further comprising determining a perimeter measurement of the anatomical surface feature based on the outline or the revised outline.35. The method of wherein the outline is created automatically.36. The method of wherein creating the outline includes using image processing techniques.37. The method of wherein the method further ...

Automatically assessing an anatomical surface feature and securely managing information related to the same

A facility for procuring and analyzing information about an anatomical surface feature from a caregiver that is usable to generate an assessment of the surface feature is described. The facility displays information about the surface feature used in the assessment of the surface feature. The facility obtains user input and/or data generated by an image capture device to assess the surface feature or update an existing assessment of the surface feature.

Handheld scanner

Method of monitoring a surface feature and apparatus therefor

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed.

METHOD OF MONITORING A SURFACE FEATURE AND APPARATUS THEREFOR

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed. 178-. (canceled)79. A method of producing a planar form of a non-planar surface including a surface feature comprising:a. projecting structured light onto the surface;b. capturing an image including the surface feature;c. determining the three-dimensional coordinates of structured light elements within the image; andd. unwrapping the image based on the three-dimensional coordinates of the structured light elements to produce a planar form of the surface.80. A method as claimed in claim 79 , further comprising determining the area and/or depth of the surface feature.81. A method as claimed in wherein the image is unwrapped according to either a model of an inelastic surface draped between the three-dimensional coordinates of the structured light elements claim 79 , or a model of an elastic surface stretched between the three-dimensional coordinates of the structured light elements.82. A method as claimed in wherein the image is unwrapped according to a model of physical anatomy.83. A method as claimed in wherein the model is a developable surface model.84. A method of producing a projection of a surface feature comprising:a. capturing an image of a surface feature;b. determining from the image the coordinates of a plurality of points of the surface feature in three-dimensional space;c. determining a plane in which at least a subset of the coordinates lie; andd. projecting the image ...

AUTOMATICALLY ASSESSING AN ANATOMICAL SURFACE FEATURE AND SECURELY MANAGING INFORMATION RELATED TO THE SAME

A facility for procuring and analyzing information about an anatomical surface feature from a caregiver that is usable to generate an assessment of the surface feature is described. The facility displays information about the surface feature used in the assessment of the surface feature. The facility obtains user input and/or data generated by an image capture device to assess the surface feature or update an existing assessment of the surface feature. 113-. (canceled)14. A computer-implemented method for evaluating an anatomical surface feature (“surface feature”) of a patient , the method comprising:capturing, using a capture device, video data including the surface feature;transmitting the captured video data from the capture device to a remote server computer;at a personal computing device, displaying on a web-based interface live image data based on the captured video data;the capture device capturing one or more data sets characterizing the surface feature;according to instructions executed at a processor of the remote server computer and/or the personal computing device, determining one or more measurements of the surface feature based on the one or more data sets;storing, at a non-volatile storage device remote from the capture device, the determined one or more measurements; anddisplaying the determined one or more measurements on the web-based interface.15. The method of claim 14 , including displaying the live image data in response to a user request.16. The method of claim 14 , including displaying a live image button on a display of the personal computing device and displaying the live image data in response to a user actuation of the live image button.17. The method of claim 14 , including a user positioning the capture device using the displayed live image data.18. The method of claim 14 , wherein the one or more data sets are captured in response to one or more user capture instructions.19. The method of wherein none of the video data claim 14 , data ...

Method of monitoring a surface feature and apparatus therefor

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed.

AUTOMATICALLY ASSESSING AN ANATOMICAL SURFACE FEATURE AND SECURELY MANAGING INFORMATION RELATED TO THE SAME

A facility for procuring and analyzing information about an anatomical surface feature from a caregiver that is usable to generate an assessment of the surface feature is described. The facility displays information about the surface feature used in the assessment of the surface feature. The facility obtains user input and/or data generated by an image capture device to assess the surface feature or update an existing assessment of the surface feature. 113-. (canceled)14. A method for assessing an anatomical surface feature (“surface feature”) , the method comprising:displaying coupling information on a display of a computing device, the coupling information enabling an image capture device to send data to a particular patient profile in non-volatile storage;using the image capture device to read the displayed coupling information, including using a camera of the image capture device to capture an image of the coupling information;capturing data of the anatomical surface feature using the image capture device;sending the captured data from the image capture device to the particular patient profile; anddetermining one or more measurements of the anatomical surface feature.15. The method of wherein the captured data is not stored in a non-volatile memory of the image capture device.16. The method of claim 14 , wherein determining one or more measurements includes determining one or more of: surface feature depth claim 14 , surface feature area and surface feature volume claim 14 , the method further including storing the determined measurements of the surface feature in the patient profile.17. The method of claim 14 , further including displaying the determined measurements to a user on a web-based interface.18. The method of claim 14 , wherein determining one or more measurements of the surface feature is performed according to instructions executed at a processor of a remote server computer.19. The method of claim 14 , including: receiving a user request for the ...

Method of monitoring a surface feature and apparatus therefor

Dimensions of a surface feature are determined by capturing an image of the surface feature and determining a scale associated with the image. Structured light may be projected onto the surface, such that the position of structured light in the captured image allows determination of scale. A non-planar surface may be unwrapped. The surface may alternatively be projected into a plane to correct for the scene being tilted with respect to the camera axis. A border of the surface feature may be input manually by a user. An apparatus and system for implementing the method are also disclosed.

AUTOMATICALLY ASSESSING AN ANATOMICAL SURFACE FEATURE AND SECURELY MANAGING INFORMATION RELATED TO THE SAME

A facility for procuring and analyzing information about an anatomical surface feature from a caregiver that is usable to generate an assessment of the surface feature is described. The facility displays information about the surface feature used in the assessment of the surface feature. The facility obtains user input and/or data generated by an image capture device to assess the surface feature or update an existing assessment of the surface feature. 1. A computer-implemented method for evaluating an anatomical surface feature (“surface feature”) , the method comprising:receiving, at a non-volatile storage device, raw data characterizing the surface feature, wherein the data is generated at and received from a remote image capture device;according to instructions executed at a processor of a remote server computer and/or a personal computing device, determining an area of the surface feature and a volume of the surface feature based on the raw data;storing, at the non-volatile storage device remote from the image capture device, the determined area and the determined volume of the surface feature; anddisplaying the determined area and the determined volume on a web-based interface that is accessible via a personal computing device.2. The method of wherein none of the raw data claim 1 , the determined area claim 1 , and the determined volume are stored in a non-volatile memory of the image capture device.3. The method of wherein none of the raw data claim 1 , the determined area claim 1 , and the determined volume are stored at a non-volatile memory of the personal computing device.4. The method of wherein the image capture device only communicates with the personal computing device through the server computer.5. The method of wherein the data includes image data characterizing the surface feature and depth data characterizing a depth of the surface feature.6. The method of wherein the data includes image data characterizing the surface feature claim 1 , depth data ...

Arbitrary-geometry laser surface scanner

An optical non-contact surface scanning method and system is described. The three-dimensional coordinates of an illuminated profile or spot on the object are recorded and the surface is reconstructed using spatial location and orientation information derived from a spatial location system associated with the object, illumination means, and image recording means. The illumination and imaging means may be hand-held in a combined unit or in separate units. The scanning system allows complete free and arbitrary movement of the object and all components of the scanning during scanning this allowing scanning of substantially all of the surface which may be visible at various locations and orientations around the object. The optical non-contact scanning system may find particular application in medical imaging of the human body or parts thereof. It may further find application in industrial processes whereby the passage of arbitrarily shaped objects are monitored through a production line or similar situations.

Fluid heater

An inductive fluid heater is constructed from two concentric tubular members forming a fluid chamber therebetween. Fluid is supplied into the chamber by way of a manifold at each end of the concentric tubular members. A heating device is located within the chamber where the heating device is in the form of a shorted secondary coil of a transformer. The shorted secondary coil is in the form of a conductive tube. The transformer further includes a primary coil, a central core and a plurality of side cores to form a continuous constrained flux path. The central core surrounded by the primary coil is inserted into the inner concentric tubular member of the fluid heater. The primary coil may be powered by an AC high frequency supplier. Potential applications include fluid heating in general, particularly medical applications where blood, plasma and the like are required to be heated at high flows rates and under highly controlled conditions.

Automatically assessing an anatomical surface feature and securely managing information related to the same

A facility for procuring and analyzing information about an anatomical surface feature from a caregiver that is usable to generate an assessment of the surface feature is described. The facility displays information about the surface feature used in the assessment of the surface feature. The facility obtains user input and/or data generated by an image capture device to assess the surface feature or update an existing assessment of the surface feature.