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1. WO2016135735 - BODILY EMISSION ANALYSIS

Note: Text based on automatic Optical Character Recognition processes. Please use the PDF version for legal matters

[ EN ]

CLAIMS

1. A method for use with a bodily emission of a subject that is disposed within a toilet bowl, the method comprising:

while the bodily emission is disposed within the toilet bowl, receiving light from the toilet bowl using one or more light sensors;

using a computer processor:

detecting one or more spectral components within the received light that are indicative of light absorption by a component of erythrocytes, by analyzing the received light;

in response thereto, determining that there is a presence of blood within the bodily emission; and

generating an output on an output device, at least partially in response thereto.

2. The method according to claim 1, wherein the bodily emission includes feces, and wherein determining that there is a presence of blood within the bodily emission comprises determining that there is a presence of blood within the feces.

3. The method according to claim 1, wherein the bodily emission includes urine, and wherein determining that there is a presence of blood within the bodily emission comprises determining that there is a presence of blood within the urine.

4. The method according to claim 1, further comprising logging data regarding blood in a plurality of bodily emissions of the subject, wherein generating the output comprises generating an output in response to the logged data.

5. The method according to claim 1, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving one or more images from the toilet bowl using one or more cameras, and wherein detecting one or more spectral components within the received light comprises identifying spectral components within respective portions of the bodily emission, by analyzing a plurality of respective pixels within the one or more images on an individual basis.

6. The method according to claim 1, wherein receiving light from the toilet bowl using one or more light sensors comprises, subsequent to the subject emitting the bodily emission into the toilet bowl, receiving the light from the toilet bowl using one or more light sensors, without requiring any action to be performed by any person subsequent to the emission.

7. The method according to claim 1, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving light from the toilet bowl using a spectrometer.

8. The method according to claim 1, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving light from the toilet bowl using one or more monochrome cameras.

9. The method according to claim 1, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving light from the toilet bowl using one or more color cameras.

10. The method according to claim 1, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving light from the toilet bowl using one or more monochrome cameras, and using one or more color cameras.

11. The method according to claim 1, further comprising, in response to determining that there is a presence of blood within the bodily emission, requesting an input from the subject that is indicative of a source of the blood.

12. The method according to claim 1, wherein detecting the one or more spectral components within the received light that are indicative of light absorption by a component of erythrocytes comprises detecting one or more spectral components within the received light that are indicative of light absorption by a component of erythrocytes, the component being selected from the group consisting of: hemoglobin, oxyhemoglobin, methemoglobin, and heme.

13. The method according to claim 1, further comprising detecting one or more spectral components within the received light that are indicative of light absorption by a bodily emission selected from the group consisting of: feces and urine.

14. The method according to any one of claims 1-13, further comprising illuminating the emission within the toilet bowl, wherein receiving the light comprises receiving reflected light resulting from the illumination.

15. The method according to claim 14, wherein illuminating the emission within the toilet bowl comprises illuminating the emission within the toilet bowl using white light.

16. The method according to claim 14, wherein illuminating the emission within the toilet bowl comprises illuminating the emission within the toilet bowl with light at one or more spectral bands.

17. The method according to any one of claims 1-13, wherein detecting the one or more spectral components comprises detecting one or more spectral bands that are centered around a wavelength that is within a range of 530 nm to 785 nm.

18. The method according to claim 17, wherein detecting the one or more spectral components comprises detecting one or more spectral bands that are centered around an approximate wavelength selected from the group consisting of: 540 nm, 565 nm, and 575 nm.

19. The method according to claim 18, wherein detecting the one or more spectral bands comprises detecting one or more spectral bands having a bandwidth of less than 40 nm.

20. The method according to claim 17, wherein detecting the one or more spectral bands comprises detecting at least two of the spectral bands, the method further comprising determining a relationship between intensities of respective spectral bands of the at least two spectral bands, wherein determining that there is a presence of blood within the bodily emission comprises determining that there is a presence of blood within the bodily emission at least partially based upon the determined relationship.

21. The method according to claim 20, wherein determining the relationship between intensities of respective spectral bands of the at least two spectral bands comprises:

determining a first ratio between an intensity of a band that is centered around approximately 565 nm to an intensity of a band that is centered around approximately 575 nm; and

determining a second ratio between an intensity of the band that is centered around approximately 565 nm to an intensity of a band that is centered around approximately 540 nm.

22. The method according to any one of claims 1-13, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving light from the toilet bowl using a multispectral camera.

23. The method according to claim 22, wherein analyzing the received light comprises generating a hypercube of data that contains two spatial dimensions and one wavelength dimension.

24. Apparatus for use with a bodily emission of a subject that is disposed within a toilet bowl, and an output device, the apparatus comprising:

one or more light sensors that are configured to receive light from the toilet bowl, while the bodily emission is disposed within the toilet bowl; and

a computer processor configured to:

detect one or more spectral components within the received light that indicate light absorption by a component of erythrocytes, by analyzing the received light;

in response thereto, determining that there is a presence of blood within the bodily emission; and

generating an output on the output device, at least partially in response thereto.

25. The apparatus according to claim 24, wherein the bodily emission includes feces, and wherein the computer processor is configured to determine that there is a presence of blood within the bodily emission by determining that there is a presence of blood within the feces.

26. The apparatus according to claim 24, wherein the bodily emission includes urine, and wherein the computer processor is configured to determine that there is a presence of blood within the bodily emission by determining that there is a presence of blood within the urine.

27. The apparatus according to claim 24, wherein the computer processor is configured to log data regarding blood in a plurality of bodily emissions of the subject, and to generate the output in response to the logged data.

28. The apparatus according to claim 24, wherein the one or more light sensors comprise one or more cameras configured to acquire one or more images of the bodily

emission, and wherein the computer processor is configured to detect the one or more spectral components within the received light by identifying spectral components within respective portions of the bodily emission, by analyzing a plurality of respective pixels within the one or more images on an individual basis.

29. The apparatus according to claim 24, wherein, subsequent to the subject emitting the bodily emission into the toilet bowl, the one or more light sensors are configured to receive the light from the toilet bowl, without requiring any action to be performed by any person subsequent to the emission.

30. The apparatus according to claim 24, wherein the one or more light sensors comprise a spectrometer.

31. The apparatus according to claim 24, wherein the one or more light sensors comprise one or more monochrome cameras.

32. The apparatus according to claim 24, wherein the one or more light sensors comprise one or more color cameras.

33. The apparatus according to claim 24, wherein the one or more light sensors comprise one or more color cameras and one or more monochrome cameras.

34. The apparatus according to claim 24, wherein, in response to determining that there is a presence of blood within the bodily emission, the computer processor is configured to request an input from the subject that is indicative of a source of the blood.

35. The apparatus according to claim 24, wherein the computer processor is configured to detect one or more spectral components within the received light that indicate light absorption by a component of erythrocytes, by detecting one or more spectral components within the received light that are indicative of light absorption by a component of erythrocytes, the component being selected from the group consisting of: hemoglobin, oxyhemoglobin, methemoglobin, and heme.

36. The apparatus according to claim 24, wherein the computer processor is further configured to detect one or more spectral components within the received light that are indicative of light absorption by a bodily emission selected from the group consisting of: feces and urine.

37. The apparatus according to any one of claims 24-36, further comprising a light source configured to illuminate the emission within the toilet bowl, wherein the one or more light sensors are configured to receive reflected light resulting from the illumination.

38. The apparatus according to claim 37, wherein the light source is configured to illuminate the emission within the toilet bowl using white light.

39. The apparatus according to claim 37, wherein the light source is configured to illuminate the emission within the toilet bowl using light at one or more spectral bands.

40. The apparatus according to any one of claims 24-36, wherein the computer processor is configured to detect the one or more spectral components by detecting one or more spectral bands that are centered around a wavelength that is within a range of 530 nm to 785 nm.

41. The apparatus according to claim 40, wherein the computer processor is configured to detect the one or more spectral components by detecting one or more spectral bands that are centered around an approximate wavelength selected from the group consisting of: 540 nm, 565 nm, and 575 nm.

42. The apparatus according to claim 41, wherein the computer processor is configured to detect the one or more spectral components by detecting one or more spectral bands having a bandwidth of less than 40 nm.

43. The apparatus according to claim 40, wherein the computer processor is configured to:

detect at least two of the spectral bands,

determine a relationship between intensities of respective spectral bands of the at least two spectral bands, and

determine that there is a presence of blood within the bodily emission by determining that there is a presence of blood within the bodily emission at least partially based upon the determined relationship.

44. The apparatus according to claim 43, wherein the computer processor is configured to determine the relationship between intensities of respective spectral bands of the at least two spectral bands by:

determining a first ratio between an intensity of a band that is centered around approximately 565 nm to an intensity of a band that is centered around approximately 575 nm; and

determining a second ratio between an intensity of the band that is centered around approximately 565 nm to an intensity of a band that is centered around approximately 540 nm.

45. The apparatus according to any one of claims 24-36, wherein the one or more light sensors comprise a multispectral camera.

46. The apparatus according to claim 45, wherein the computer processor is configured to analyze the received light by generating a hypercube of data that contains two spatial dimensions and one wavelength dimension.

47. A method comprising:

subsequent to a subject emitting a bodily emission into a toilet bowl, and without requiring any action to be performed by any person subsequent to the emission:

receiving light from the toilet bowl, using one or more light sensors; and using a computer processor:

analyzing the received light;

in response thereto, determining that there is a presence of blood within the bodily emission; and

generating an output on an output device, at least partially in response thereto.

48. The method according to claim 47, wherein the bodily emission includes feces, and wherein determining that there is a presence of blood within the bodily emission comprises determining that there is a presence of blood within the feces.

49. The method according to claim 47, wherein the bodily emission includes urine, and wherein determining that there is a presence of blood within the bodily emission comprises determining that there is a presence of blood within the urine.

50. The method according to claim 47, further comprising logging data regarding blood in a plurality of bodily emissions of the subject, wherein generating the output comprises generating an output in response to the logged data.

51. The method according to claim 47, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving one or more images from the toilet bowl using one or more cameras, and wherein analyzing the received light comprises detecting one or more spectral components within the received light by identifying spectral components within respective portions of the bodily emission, by analyzing a plurality of respective pixels within the one or more images on an individual basis.

52. The method according to claim 47, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving light from the toilet bowl using a spectrometer.

53. The method according to claim 47, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving light from the toilet bowl using one or more monochrome cameras.

54. The method according to claim 47, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving light from the toilet bowl using one or more color cameras.

55. The method according to claim 47, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving light from the toilet bowl using one or more monochrome cameras, and using one or more color cameras.

56. The method according to claim 47, further comprising, in response to determining that there is a presence of blood within the bodily emission, requesting an input from the subject that is indicative of a source of the blood.

57. The method according to any one of claims 47-56, further comprising illuminating the emission within the toilet bowl, wherein receiving the light comprises receiving reflected light resulting from the illuminating.

58. The method according to claim 57, wherein illuminating the emission within the toilet bowl comprises illuminating the emission within the toilet bowl using white light.

59. The method according to claim 57, wherein illuminating the emission within the toilet bowl comprises illuminating the emission within the toilet bowl with light at one or more spectral bands.

60. The method according to any one of claims 47-56, wherein analyzing the received light comprises detecting one or more spectral components within the received light that indicate light absorption by a component of erythrocytes.

61. The method according to claim 60, wherein detecting the one or more spectral components within the received light that are indicative of light absorption by a component of erythrocytes comprises detecting one or more spectral components within the received light that are indicative of light absorption by a component of erythrocytes, the component being selected from the group consisting of: hemoglobin, oxyhemoglobin, methemoglobin, and heme.

62. The method according to claim 60, further comprising detecting one or more spectral components within the received light that are indicative of light absorption by a bodily emission selected from the group consisting of: feces and urine.

63. The method according to claim 60, wherein detecting the one or more spectral components comprises detecting one or more spectral bands that are centered around a wavelength that is within a range of 530 nm to 785 nm.

64. The method according to claim 63, wherein detecting the one or more spectral components comprises detecting one or more spectral bands that are centered around an approximate wavelength selected from the group consisting of: 540 nm, 565 nm, and 575 nm.

65. The method according to claim 64, wherein detecting the one or more spectral bands comprises detecting one or more spectral bands having a bandwidth of less than 40 nm.

66. The method according to claim 63, wherein detecting the one or more spectral bands comprises detecting at least two of the spectral bands, the method further comprising determining a relationship between intensities of respective spectral bands of the at least two spectral bands, wherein determining that there is a presence of blood within the bodily emission comprises determining that there is a presence of blood within the bodily emission at least partially based upon the determined relationship.

67. The method according to claim 66, wherein determining the relationship between intensities of respective spectral bands of the at least two spectral bands comprises: determining a first ratio between an intensity of a band that is centered around approximately 565 nm to an intensity of a band that is centered around approximately 575 nm; and

determining a second ratio between an intensity of the band that is centered around approximately 565 nm to an intensity of a band that is centered around approximately 540 nm.

68. The method according to any one of claims 47-56, wherein receiving light from the toilet bowl using one or more light sensors comprises receiving light from the toilet bowl using a multispectral camera.

69. The method according to claim 68, wherein analyzing the received light comprises generating a hypercube of data that contains two spatial dimensions and one wavelength dimension.

70. Apparatus for use with a bodily emission of a subject that is disposed within a toilet bowl, and an output device, the apparatus comprising:

one or more cameras that are configured to receive one or more images from the toilet bowl, while the bodily emission is disposed within the toilet bowl; and

a computer processor configured to:

detect spectral components within respective portions of the bodily emission, by analyzing a plurality of respective pixels within the one or more images on an individual basis;

in response thereto, determining that there is a presence of blood within the bodily emission; and

generating an output on the output device, at least partially in response thereto.

71. The apparatus according to claim 70, wherein the bodily emission includes feces, and wherein the computer processor is configured to determine that there is a presence of blood within the bodily emission by determining that there is a presence of blood within the feces.

72. The apparatus according to claim 70, wherein the bodily emission includes urine, and wherein the computer processor is configured to determine that there is a presence of blood within the bodily emission by determining that there is a presence of blood within the urine.

73. The apparatus according to claim 70, wherein the computer processor is configured to log data regarding blood in a plurality of bodily emissions of the subject, and to generate the output in response to the logged data.

74. The apparatus according to claim 70, wherein, subsequent to the subject emitting the bodily emission into the toilet bowl, the one or more light sensors are configured to receive the light from the toilet bowl, without requiring any action to be performed by any person subsequent to the emission.

75. The apparatus according to claim 70, wherein the one or more cameras comprise one or more monochrome cameras.

76. The apparatus according to claim 70, wherein the one or more cameras comprise one or more color cameras.

77. The apparatus according to claim 70, wherein the one or more cameras comprise one or more color cameras and one or more monochrome cameras.

78. The apparatus according to claim 70, wherein, in response to determining that there is a presence of blood within the bodily emission, the computer processor is configured to request an input from the subject that is indicative of a source of the blood.

79. The apparatus according to any one of claims 70-78, further comprising a light source configured to illuminate the emission within the toilet bowl, wherein the one or more cameras are configured to receive reflected light resulting from the illumination.

80. The apparatus according to claim 79, wherein the light source is configured to illuminate the emission within the toilet bowl using white light.

81. The apparatus according to claim 79, wherein the light source is configured to illuminate the emission within the toilet bowl using light at one or more spectral bands.

82. The apparatus according to any one of claims 70-78, wherein the computer processor is configured to detect spectral components within respective portions of the bodily emission by detecting one or more spectral components of respective pixels that indicate light absorption by a component of erythrocytes.

83. The apparatus according to claim 82, wherein the computer processor is configured to detect one or more spectral components of the respective pixels that indicate light absorption by a component of erythrocytes, by detecting one or more spectral components of the respective pixels that are indicative of light absorption by a component of erythrocytes, the component being selected from the group consisting of: hemoglobin, oxyhemoglobin, methemoglobin, and heme.

84. The apparatus according to claim 82, wherein the computer processor is further configured to detect one or more spectral components of the respective pixels that are indicative of light absorption by a bodily emission selected from the group consisting of: feces and urine.

85. The apparatus according to claim 82, wherein the computer processor is configured to detect the one or more spectral components by detecting one or more spectral bands that are centered around a wavelength that is within a range of 530 nm to 785 nm.

86. The apparatus according to claim 85, wherein the computer processor is configured to detect the one or more spectral components by detecting one or more spectral bands that are centered around an approximate wavelength selected from the group consisting of: 540 nm, 565 nm, and 575 nm.

87. The apparatus according to claim 86, wherein the computer processor is configured to detect the one or more spectral components by detecting one or more spectral bands having a bandwidth of less than 40 nm.

88. The apparatus according to claim 85, wherein the computer processor is configured to:

detect at least two of the spectral bands,

determine a relationship between intensities of respective spectral bands of the at least two spectral bands, and

determine that there is a presence of blood within the bodily emission by determining that there is a presence of blood within the bodily emission at least partially based upon the determined relationship.

89. The apparatus according to claim 88, wherein the computer processor is configured to determine the relationship between intensities of respective spectral bands of the at least two spectral bands by:

determining a first ratio between an intensity of a band that is centered around approximately 565 nm to an intensity of a band that is centered around approximately 575 nm; and

determining a second ratio between an intensity of the band that is centered around approximately 565 nm to an intensity of a band that is centered around approximately 540 nm.

90. The apparatus according to any one of claims 70-78, wherein the one or more cameras comprise a multispectral camera.

91. The apparatus according to claim 90, wherein the computer processor is configured to analyze the plurality of respective pixels within the one or more images on an individual basis by generating a hypercube of data that contains two spatial dimensions and one wavelength dimension.

92. A method for use with a bodily emission of a subject that is disposed within a toilet bowl, the method comprising:

while the bodily emission is disposed within the toilet bowl, receiving one or more images from the toilet bowl using one or more cameras;

using a computer processor:

detecting spectral components within respective portions of the bodily emission, by analyzing a plurality of respective pixels within the one or more images on an individual basis;

in response thereto, determining that there is a presence of blood within the bodily emission; and

generating an output on an output device, at least partially in response thereto.

93. A method comprising:

subsequent to a subject emitting a bodily emission into a toilet bowl, and without requiring any action to be performed by any person subsequent to the emission:

receiving light from the toilet bowl, using one or more light sensors; and storing data relating to the received light in a memory.