Device for examining dysfunction of the bladder

• US 20050038328A1
• Filed: 10/30/2002
• Published: 02/17/2005
• Est. Priority Date: 10/30/2001
• Status: Abandoned Application

• Current Assignee: Berufsgenossenschaftlicher Verein Fuer Heilbehandlung Murnau E.V., Gesellschaft Fuer Angewandte Technologie Mbh
• Original Assignee: Berufsgenossenschaftlicher Verein Fuer Heilbehandlung Murnau E.V., Gesellschaft Fuer Angewandte Technologie Mbh
• Inventors: Stoehrer, Manfred, Kohout, Guenther, Kramer, Augustinus
• Application Number:
  US10/494,174
• Publication Number:
  US 20050038328A1
• Time in Patent Office: Days
• US Class Current: 600/301
• CPC Class Codes: A61B 5/0008 Temperature signals
• CPC Class Codes: A61B 5/02055 Simultaneously evaluating both cardiovascular condition and temperature
• CPC Class Codes: A61B 5/021 Measuring pressure in heart or blood vessels A61B5/0205 takes precedence
• CPC Class Codes: A61B 5/024 Detecting, measuring or recording pulse rate or heart rate A61B5/0205, A61B5/021 take precedence
• CPC Class Codes: A61B 5/036 by means introduced into body tracts A61B5/032 and A61B5/035 take precedence
• CPC Class Codes: A61B 5/11 Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb for measuring pulse A61B5/02 ;A61B5/1038 takes precedence; motion detection to correct for motion artifacts in physiological signals A61B5/721
• CPC Class Codes: A61B 5/202 Assessing bladder functions, e.g. incontinence assessment
• CPC Class Codes: A61B 5/205 Determining bladder or urethral pressure
• CPC Class Codes: A61B 5/391 of genito-urinary organs
• CPC Class Codes: A61B 7/00 Instruments for auscultation

Abstract

Apparatus for providing data for facilitating diagnosis of impairments to bladder function in humans by measurement of parameters associated therewith, includes device(s) for measuring at least one somatic function, such as pulse, blood pressure, galvanic skin resistance, core body temperature, and skin temperature. Certain embodiments of the apparatus also include device(s) for measuring non-somatic functions, such as bladder pressure, rectal pressure, urethral pressure, anal sphincter pressure, incontinenance event occurrence, and incontinence event severity. Other embodiments further include devices for measuring one or more of a patient'"'"'s body position, body movements, body angle, cough reflex response, and bladder fullness. Still other embodiments further include devices for recording and storing measured data; a video device for observing a patient while sleeping; and electronic data transmitting and receiving devices for remote data transfer. In one embodiment, sensors for all measuring devices are located on a patient-wearable module.

Claims

1-63. -63. (Canceled).

64. Apparatus for providing data for facilitating diagnosis of impairments to bladder function in a human by enabling measurement of parameters associated with bladder function, said apparatus comprising at least one somatic function measuring means for measuring a somatic function of a human, said somatic function measuring means selected from the group consisting of:

pulse measuring means;

blood pressure measuring means;

galvanic skin resistance measuring means;

core body temperature measuring means; and

skin temperature measuring means.

65. Apparatus according to claim 64, wherein when said at least one somatic function measuring means is pulse measuring means, said pulse measuring means comprises at least one electrode cable and at least one pulse measuring clip selected from the group consisting of ear-attachable pulse measuring clips;

finger-attachable pulse measuring clips; and

, where there is a plurality of said pulse measuring clips, combinations thereof.

66. Apparatus according to claim 64, wherein when said at least one somatic function measuring means is blood pressure measuring means, said blood pressure measuring means is non-invasive.

67. Apparatus according to claim 64, wherein when said at least one somatic function measuring means is galvanic skin resistance measuring means, said galvanic skin resistance measuring means comprises:

an electrical voltage measuring apparatus that measures an electrical voltage from an applied electrical voltage source at at least two sites on a skin surface;

at least one electrode cable; and

a plurality of electrodes.

68. Apparatus according to claim 64, wherein when said at least one somatic function measuring means is core body temperature measuring means, said core body temperature measuring means comprises one of:

a rectally insertable temperature sensor for measuring core body temperature; and

an orally ingestible temperature sensor for measuring core body temperature with an electronic signal transmitter for transmitting an electronic signal representative of core body temperature measured by said temperature sensor, to an external electronic signal receiver.

69. Apparatus according to claim 64, wherein when said at least one somatic function measuring means is skin temperature measuring means, said skin temperature measuring means comprises a skin surface contacting temperature sensor.

70. Apparatus according to claim 64, further comprising at least one non-somatic function measuring means for measuring a non-somatic function of a human, said non-somatic function measuring means selected from the group consisting of:

bladder pressure measuring means;

rectal pressure measuring means;

urethral pressure measuring means;

anal sphincter pressure measuring means;

incontinenance event occurrence measuring means; and

incontinence event severity measuring means.

71. Apparatus according to claim 70, wherein when said at least one non-somatic function measuring means is bladder pressure measuring means, said bladder pressure measuring means comprises a catheter having a pressure sensor thereon for measuring bladder pressure.

72. Apparatus according to claim 71, wherein said pressure sensor is on a distal end of said catheter, such that when said catheter is trans urethrally inserted into a bladder, said sensor measures said bladder pressure;

and said bladder pressure measuring means further comprises an electronic signal transmitter for transmitting an electronic signal representative of said measured bladder pressure.

73. Apparatus according to claim 71, wherein said pressure sensor is at a proximal end of said catheter, on an external, non-urethrally insertable part thereof, and said bladder pressure measuring means further comprises a pressure detector/transmitter on a distal end of said catheter, such that when said catheter is transurethrally inserted into a bladder, said pressure detector/transmitter detects bladder pressure and transmits said bladder pressure through said catheter to said pressure sensor.

74. Apparatus according to claim 70, wherein when said at least one non-somatic function measuring means is rectal pressure measuring means, said rectal pressure measuring means comprises a catheter having a pressure sensor thereon for measuring rectal pressure.

75. Apparatus according to claim 74, wherein said pressure sensor is on a distal end of said catheter, such that when said catheter is rectally inserted, said sensor measures said rectal pressure;

and said rectal pressure measuring means further comprises an electronic signal transmitter for transmitting an electronic signal representative of said measured rectal pressure.

76. Apparatus according to claim 74, wherein said pressure sensor is at a proximal end of said catheter, on an external, non-rectally insertable part thereof, and said rectal pressure measuring means further comprises a pressure detector/transmitter on a distal end of said catheter, such that when said catheter is rectally inserted, said pressure detector/transmitter detects rectal pressure and transmits said rectal pressure through said catheter to said pressure sensor.

77. Apparatus according to claim 70, wherein when said at least one non-somatic function measuring means is urethral pressure measuring means, said urethral pressure measuring means comprises a catheter having a pressure sensor thereon for measuring urethral pressure.

78. Apparatus according to claim 77, wherein said pressure sensor is on a distal end of said catheter, such that when said catheter is urethrally inserted, said sensor measures said urethral pressure;

and said urethral pressure measuring means further comprises an electronic signal transmitter for transmitting an electronic signal representative of said measured urethral pressure.

79. Apparatus according to claim 77, wherein said pressure sensor is at a proximal end of said catheter, on an external, non-urethrally insertable part thereof, and said urethral pressure measuring means further comprises a pressure detector/transmitter on a distal end of said catheter, such that when said catheter is urethrally inserted, said pressure detector/transmitter detects urethral pressure and transmits said urethral pressure through said catheter to said pressure sensor.

80. Apparatus according to claim 70, wherein when said at least one non-somatic function measuring means is anal sphincter pressure measuring means, said anal sphincter pressure measuring means comprises a catheter having a pressure sensor thereon for measuring anal sphincter pressure.

81. Apparatus according to claim 80, wherein said pressure sensor is on a distal end of said catheter, such that when said catheter is rectally inserted up to an anal sphincter, said sensor measures said anal sphincter pressure;

and said anal sphincter pressure measuring means further comprises an electronic signal transmitter for transmitting an electronic signal representative of said measured anal sphincter pressure.

82. Apparatus according to claim 80, wherein said pressure sensor is at a proximal end of said catheter, on an external, non-rectally insertable part thereof, and said anal sphincter pressure measuring means further comprises a pressure detector/transmitter on a distal end of said catheter, such that when said catheter is rectally inserted up to an anal sphincter, said pressure detector/transmitter detects anal sphincter pressure and transmits said anal sphincter pressure through said catheter to said pressure sensor.

83. Apparatus according to claim 70, comprising bladder pressure measuring means and urethral pressure measuring means;

and comprising a single dual lumen catheter having at least one pressure sensor thereon for measuring bladder pressure and for measuring urethral pressure.

84. Apparatus according to claim 70, comprising rectal pressure measuring means and anal sphincter pressure measuring means;

and comprising a single catheter having at least one pressure sensor thereon for measuring rectal pressure and for measuring anal sphincter pressure.

85. Apparatus according to claim 70, wherein when said at least one non-somatic function measuring means is incontinenance event occurrence measuring means, said incontinenance event occurrence measuring means comprises a moisture sensor.

86. Apparatus according to claim 85, wherein said moisture sensor utilizes at least one of resistance measurement and capacity measurement;

and said moisture sensor is integrated into a diaper.

87. Apparatus according to claim 70, wherein when said at least one non-somatic function measuring means is incontinenance event occurrence measuring means, said incontinenance event occurrence measuring means comprises a flowmeter that is alternatively externally and internally patient-borne.

88. Apparatus according to claim 87, wherein said flowmeter is on a catheter.

89. Apparatus according to claim 70, wherein when said at least one non-somatic function measuring means is incontinenance event severity measuring means, said incontinenance event severity measuring means comprises a diaper and a moisture sensor.

90. Apparatus according to claim 70, comprising bladder pressure measuring means and incontinenance measuring means;

and comprising a single catheter having a pressure sensor thereon for measuring rectal pressure and for bearing a flowmeter for measuring incontinenance.

91. Apparatus according to claim 70, further comprising body position measuring means for measuring a position of a body of a patient.

92. Apparatus according to claim 91, wherein said body position measuring means comprises a hollow outer sphere and an inner sphere, rotatably borne within said hollow outer sphere, said inner sphere having at least one of:

a surface segment thereof removed; and

a center of gravity different from a geometric center of said inner sphere, such that said inner sphere maintains a constant angle relative to a gravitational direction.

93. Apparatus according to claim 92, wherein said inner sphere of said body position measuring means has electrical contact surfaces on an external surface thereof;

and said outer sphere of said body position measuring means has electrical contact surfaces on an internal surface thereof, such that a position of a body is determinable when said electrical contact surfaces on said internal surface of said outer sphere are in electrical contact with said electrical contact surfaces on said external surface of said inner sphere.

94. Apparatus according to claim 91, further comprising body movement measuring means for measuring movement of a body of a patient.

95. Apparatus according to claim 94, wherein said body movement measuring means comprises a shock sensor attachable to a body of a patient.

96. Apparatus according to claim 94, further comprising body angle measuring means for measuring a body angle between an upper body and a lower extremity, selected from the group consisting of:

a thigh; and

a leg, of said patient.

97. Apparatus according to claim 96, wherein said body angle measuring means comprises at least one light guide, longitudinally attachable to said lower extremity of said patient, for emitting light energy;

a light source for providing light energy to each of said at least one light guide;

a light sensor, for detecting light energy emitted by each of said at least one light guide, and for producing a signal representative thereof; and

calculation means for calculating said body angle from said signal produced by said light sensor.

98. Apparatus according to claim 97, wherein each of said at least one light guide comprises a fiber optic cable.

99. Apparatus according to claim 96, further comprising cough detection means for detecting and registering the occurrence of a cough reflex in said patient.

100. Apparatus according to claim 99, wherein said cough detection means comprises acoustic detection means for detecting acoustic signals.

101. Apparatus according to claim 100, wherein said acoustic detection means is a microphone.

102. Apparatus according to claim 99, wherein said cough detection means comprises a longitudinally elastically extensible thoracic band for close contacting placement around a thorax of a patient;

and a sensor for measuring a change in length of said thoracic band upon occurrence of a cough reflex in said patient.

103. Apparatus according to claim 100, further comprising a microprocessor for analyzing said acoustic signals detected by said acoustic detection means for determining the occurrence of a cough reflex in said patient.

104. Apparatus according to claim 96, further comprising muscle tension measuring means for measuring muscle tension in at least one muscle selected from the group consisting of:

abdominal musculature; and

urethral sphincter muscle;

said muscle tension measuring means comprising a plurality of electrodes for measuring voltage produced by said muscle.

105. Apparatus according to claim 104, further comprising bladder fullness measuring means for measuring a volume of fluid in a bladder of a patient.

106. Apparatus according to claim 105, further comprising data recording and storing means for recording and storing data obtained by any of said measuring means and said detection means.

107. Apparatus according to claim 106, wherein said data recording and storing means stores data for a predetermined period of time.

108. Apparatus according to claim 106, wherein said data recording and storing means comprises at least one of:

magnetic medium;

optical medium;

analog medium;

digital medium; and

combinations thereof.

109. Apparatus according to claim 108, wherein when said recording and storing means is a digital medium, said digital medium comprises a plurality of digital integrated circuit memory chips.

110. Apparatus according to claim 106, wherein said recording and storing means is erasable and rewriteable.

111. Apparatus according to claim 106, wherein said recording and storing means has sufficient capacity to record and store data for at least two hours.

112. Apparatus according to claim 111, wherein said recording and storing means has sufficient capacity to record and store data for greater than two hours.

113. Apparatus according to claim 112, wherein said recording and storing means has sufficient capacity to record and store data for six hours.

114. Apparatus according to claim 112, wherein said recording and storing means has sufficient capacity to record and store data for 24 hours.

115. Apparatus according to claim 106, further comprising marker means for enabling patient-actuated manual entry of data into said recording and storing means.

116. Apparatus according to claim 115, wherein said data to be manually entered is data relating to occurrence of patient-subjectively-experienced events relating to bladder function.

117. Apparatus according to claim 115, wherein said marker means is alternatively one or a plurality of user-actuated devices.

118. Apparatrus according to claim 117, wherein said user-actuated devices are selected from the group consisting of:

buttons, switches, knobs, and, where there is a plurality of said user-actuated devices, combinations thereof.

119. Apparatus according to claim 117, wherein when there is one user-actuated device, said device is multifunctional and capable of separately marking occurrence of a plurality of different events of a predetermined nature.

120. Apparatus according to claim 117, wherein when there is a plurality of user-actuated devices, each of said devices is dedicated to marking single or repetitive occurrence of an event of a predetermined nature.

121. Apparatus according to claim 117, wherein said marker means is capable of determining a relative intensity of each occurrence of said patient-subjectively-experienced event relating to bladder function triggering user actuation of said marker means.

122. Apparatus according to claim 121, wherein relative intensity of each said occurrence of said patient-subjectively-experienced event relating to bladder function is expressed through a characteristic parameter of said marker means.

123. Apparatus according to claim 122, wherein said marker means is a variable rheostat and characteristic parameter is electrical resistance.

124. Apparatus according to claim 121, wherein a parameter of an output signal of said marker means is proportional to a relative intensity of said patient-subjectively-experienced event relating to bladder function.

125. Apparatus according to claim 124, wherein:

when said marker means includes a button, relative intensity of said patient-subjectively-experienced event relating to bladder function is expressed by one of proportionality of a user-applied force to said button and frequency of repetitive actuation of said button;

when said marker means includes a switch, relative intensity of said patient-subjectively-experienced event relating to bladder function is expressed by one of selection of a position of a more than bipositional multipositional switch and by frequency of repetitive actuation of said switch; and

when said marker means includes a rotatable knob, relative intensity of said patient-subjectively-experienced event relating to bladder function is expressed by selection of a position of said knob coordinated to indicia of intensity.

126. Apparatus according to claim 116, wherein said patient-subjectively-experienced event relating to bladder function is selected from the group consisting of:

consumption of liquid by said patient;

sensation of an urge to urinate; and

urination.

127. Apparatus according to claim 115, further comprising video image recording means for recording patient image data.

128. Apparatus according to claim 127, wherein said video image recording means comprises one selected from the group consisting of a video camera and a digital camera.

129. Apparatus according to claim 127, wherein said video image recording means is used to record patient image data, while said patient is sleeping.

130. Apparatus according to claim 129, wherein said patient image data recorded while said patient is sleeping is used to determine occurrence of events symptomatic of impaired bladder function in said patient.

131. Apparatus according to claim 128, wherein said video image recording means is capable of recording patient image data for a period of up to 12 hours.

132. Apparatus according to claim 128, wherein when said video image recording means is a digital camera, said digital camera further comprises digital storage means for storing digital image data recorded by said digital camera for a period of up to 12 hours.

133. Apparatus according to claim 132, wherein said digital storage means comprises at least one digital memory card.

134. Apparatus according to claim 127, further comprising a transmitter for transmitting data representative of measured values obtained by at least some of said measuring means and said detection means.

135. Apparatus according to claim 134, wherein said transmitter is electronic and said data is transmitted electronically.

136. Apparatus according to claim 134, further comprising a receiver for receiving data transmitted by said transmitter.

137. Apparatus according to claim 136, wherein said receiver is electronic and said data is transmitted by said transmitter and received by said receiver electronically.

138. Apparatus according to claim 137, wherein said data is electronically transmitted and received by one selected from the group consisting of:

radio waves; and

light waves.

139. Apparatus according to claim 138, wherein said data is electronically transmitted and received by radio waves.

141. Apparatus according to claim 137, wherein electronic data transmission and reception is wireless.

142. Apparatus according to claim 137, wherein at least one of electronic data transmission by said transmitter;

electronic data reception by said receiver; and

electronic communication between said transmitter and said receiver, occurs automatically.

143. Apparatus according to claim 136, wherein said data recording and storing means and said receiver are proximally located.

144. Apparatus according to claim 136, wherein said data recording and storing means is housed in a portable module.

145. Apparatus according to claim 144, wherein said portable module is patient-wearable.

146. Apparatus according to claim 144, wherein all of said measuring means and said detection means are in electronic communication with said module.

147. Apparatus according to claim 146, wherein said module is battery powered.

140. Apparatus according to claim 140, wherein said radio waves are short range radio waves.