Detecting a blood sample
First Claim
Patent Images
1. Apparatus for detecting presence of a blood sample, the apparatus comprising:
- a housing having an aperture, the aperture configured to receive a body part of a user, wherein the housing is configured to retain a cylindrical cartridge having a vertical axis that is coaxial with an elongate shaft supported centrally within the cylindrical cartridge, where the elongate shaft is rotatable and has directly mounted thereon a plurality of testing members, wherein each of the plurality of testing members include a notch at a first position at an edge of each of the plurality of testing members and a cutaway portion at a second position at the edge of each of the plurality of testing members, and wherein each of the plurality of testing members rotates with the shaft and comprises a blood collection part located at a third position at the edge of each of the plurality of testing members, wherein the third position is located between the notch and the cutaway portion;
a camera having a field of view that encompasses at least a portion of the aperture, the camera configured to capture images of the user'"'"'s body part; and
a processor configured to;
control operation of the camera;
receive the captured images;
determine whether a predetermined quantity of blood is present on the surface of the user'"'"'s body part.
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Abstract
An apparatus for detecting presence of a blood sample is presented where the apparatus has a housing having an aperture that can receive a user'"'"'s body part such that a camera in the housing can capture images of the user'"'"'s body part. A processor, also in the housing, controls operation of the camera receive and determines from the captured images whether a predetermined quantity of blood is present on the surface of the user'"'"'s body part.
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Citations
12 Claims
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1. Apparatus for detecting presence of a blood sample, the apparatus comprising:
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a housing having an aperture, the aperture configured to receive a body part of a user, wherein the housing is configured to retain a cylindrical cartridge having a vertical axis that is coaxial with an elongate shaft supported centrally within the cylindrical cartridge, where the elongate shaft is rotatable and has directly mounted thereon a plurality of testing members, wherein each of the plurality of testing members include a notch at a first position at an edge of each of the plurality of testing members and a cutaway portion at a second position at the edge of each of the plurality of testing members, and wherein each of the plurality of testing members rotates with the shaft and comprises a blood collection part located at a third position at the edge of each of the plurality of testing members, wherein the third position is located between the notch and the cutaway portion; a camera having a field of view that encompasses at least a portion of the aperture, the camera configured to capture images of the user'"'"'s body part; and a processor configured to; control operation of the camera; receive the captured images; determine whether a predetermined quantity of blood is present on the surface of the user'"'"'s body part. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A method of detecting presence of a blood sample, the method comprising:
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providing a housing having an aperture, the aperture configured to receive a body part of a user, wherein the housing is configured to retain a cylindrical cartridge having a vertical axis that is coaxial with an elongate shaft supported centrally within the cylindrical cartridge, where the elongate shaft is rotatable and has directly mounted thereon a plurality of testing members, wherein each of the plurality of testing members include a notch at a first position at an edge of each of the plurality of testing members and a cutaway portion at a second position at the edge of each of the plurality of testing members, and wherein each of the plurality of testing members rotates with the shaft and comprises a blood collection part located at a third position at the edge of each of the plurality of testing members, wherein the third position is located between the notch and the cutaway portion; providing a camera having a field of view that encompasses at least a portion of the aperture, the camera configured to capture images of the user'"'"'s body part; and providing a processor configured to; control operation of the camera; receive the captured images; determine whether a predetermined quantity of blood is present on the surface of the user'"'"'s body part.
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Specification