WO2005057210A1 - 尿成分の検知システムおよび検知機器 - Google Patents
尿成分の検知システムおよび検知機器 Download PDFInfo
- Publication number
- WO2005057210A1 WO2005057210A1 PCT/JP2004/017850 JP2004017850W WO2005057210A1 WO 2005057210 A1 WO2005057210 A1 WO 2005057210A1 JP 2004017850 W JP2004017850 W JP 2004017850W WO 2005057210 A1 WO2005057210 A1 WO 2005057210A1
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- WO
- WIPO (PCT)
- Prior art keywords
- urine
- electrode
- urine component
- component detection
- type
- Prior art date
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6887—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient mounted on external non-worn devices, e.g. non-medical devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
- A61B10/007—Devices for taking samples of body liquids for taking urine samples
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14507—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue specially adapted for measuring characteristics of body fluids other than blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14539—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring pH
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/20—Measuring for diagnostic purposes; Identification of persons for measuring urological functions restricted to the evaluation of the urinary system
- A61B5/201—Assessing renal or kidney functions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/483—Physical analysis of biological material
- G01N33/487—Physical analysis of biological material of liquid biological material
- G01N33/493—Physical analysis of biological material of liquid biological material urine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
Definitions
- the present invention relates to a urine component detection system and a detection device. More specifically, the present invention relates to a urine component detection system having a function of measuring and displaying urine pH and urine components, and a urine component detection device for measuring urine pH and urine components.
- Urine contains end products of metabolism of proteins and nucleic acids, intermediate metabolites, and the like. By observing the appearance of these substances, it is possible to know the functions and pathological conditions of various organs such as the kidney. Testing is an important index for estimating and judging various diseases!
- test paper involves predetermined necessary operations such as urine collection, collection container, and disposal of test paper, so that the operation is complicated as a whole, and the method using an absorptiometer.
- urine collection but also equipment and reagents are costly and the operation is complicated.
- the complexity of the operations in these methods is one of the biggest issues that hinder the spread to the general public, despite the fact that each person recognizes that health management by measuring the components contained in urine is important. I can.
- Patent Documents 1 and 2 below also propose a urine glucose biosensor, a urine substance measuring instrument, or a urine pH measuring instrument. However, these are measuring methods themselves and are systematized. In addition, it was an invention of the electrode itself, and did not provide an easy-to-operate nanosensor itself.
- ISFET ion-sensitive field-effect transistor
- a reference electrode is required for more accurate measurement. There is no reference in the literature to the reference electrode. Also, when an ion-sensitive field-effect transistor is used as an electrode, cost is high. There is also the economic challenge of doing so.
- Patent document 1 JP-A-9-159645
- Patent Document 2 JP-A-11-311615
- An object of the present invention is to use a urine component detection system having a function of measuring and displaying urine-containing components and the like, and a Noyo sensor having a function of measuring and displaying urine-containing components, while avoiding the complicated operation. It is to provide a urine component detection device.
- a first object of the present invention is to provide a urine component detection unit in which at least one of a glass electrode, a metal electrode, and a carbon electrode and a reference electrode are incorporated, and the urine component detection unit is installed on the inner wall surface of the toilet.
- a urine component detection system in which data is transmitted between the urine component detection unit and a measurement result display unit which is installed separately from the urine component detection unit and incorporates a reception unit is performed by electromagnetic waves.
- a second object of the present invention is to provide a urine component detection structure having a structure capable of collecting urine and incorporating at least one electrode of a glass electrode, a metal electrode, and a carbon electrode and a reference electrode. This is achieved by a cup-type or stand-type urine component detection device that can display the body and measurement results.
- the pH of urine from urine, urine sugar, urine protein, sulfate-conjugated bile acid, lactic acid, uric acid, Measurement of thalatin, creatine, human chorionic gonadotropin, etc. can be easily performed, and the results are transmitted by electromagnetic waves as data to the measurement result display unit with a built-in receiving unit.
- the corresponding data previously input in the measurement result display section provides explanations and countermeasures for the transmitted data, so that daily health conditions can be known and useful for health management.
- a cup-type or stand-type urine component detection using the biosensor according to the present invention can be used without complicated operations, such as urine to urine pH, urine sugars, urine protein, sulfated bile acid, lactic acid, uric acid, creatine, creatine, human chorionic gonadotropin, etc. Can be easily measured.
- explanations and countermeasures for the measurement results are provided based on the corresponding data that has been input in advance in the measurement result display body, so that daily health conditions can be known and useful for health management. I can do it.
- At least one of a glass electrode, a metal electrode, and a carbon electrode and a reference electrode are incorporated in the urine component detection unit installed on the inner wall surface of the toilet, and the urine component is detected in urine.
- the urine component detection unit installed on the inner wall surface of the toilet
- the urine component is detected in urine.
- components such as urine sugar, urine protein, sulfate-conjugated bile acid, lactic acid, uric acid, creatine, creatine, and human chorionic gonadotropin
- a substance that binds to generate an electric current or change the potential of the electrode, and more specifically, at least one of an enzyme, an enzyme-electron carrier, and an antibody is disposed around the electrode.
- the reference electrode for example, a force S at which a silver-silver chloride electrode, a saturation force chromel electrode, or the like is used, and a force of easy production, preferably a silver-silver-silver electrode.
- the urine component detection unit includes, as main components, each electrode unit that responds to urine components, a measurement circuit unit, a CPU, an electromagnetic wave transmission unit, a battery, and the like. Good.
- the type of detection may be one item or multiple items, and in the case of multiple items, the measurement items can be switched.
- a pH glass electrode When measuring the pH of urine, a pH glass electrode is used, and when measuring the concentration of metal ions such as Na + and K +, a Na ion electrode and a K ion electrode are used. When measuring only the pH of urine, the same applies when measuring the concentration of Na ions and K ions, especially those that are placed around the pH glass electrode.
- Au, Ag, Ni electrodes, etc. are used as a metal electrode. These electrodes need to be provided with a reference electrode in order to measure the potential accurately.
- urine-containing organic components as described above are measured.
- substances that react with and specifically detect urinary components at the periphery of various electrodes such as glucose oxidase, creatinase, creatininase, sarcosine oxidase, lactate oxidase, and urate oxidase , Protease, glutamate oxidase, bile acid sulfate sulfatase, and other enzymes; mixtures or laminates of these enzymes with electron carriers (mediators), such as fenuclear sen or its derivatives, potassium ferricyanide, and norabenzoquinone; anti-human villi A gonadotropin antibody or the like is arranged, and a method is used in which a current is generated by reacting or binding specifically with the detection component to generate a current or a potential change of the electrode, and the measured value is taken.
- the electrodes used such as glucose oxidase, creatinase, creatin
- the urine component detection unit may be installed on the inner wall surface of the toilet using an attachment means such as a double-sided tape, a suction cup, an adhesive, a magnet, or the like, or by processing the toilet itself and screwing, hooking, and statically.
- a means such as a device may be used.
- the urine component detection unit be constructed so that urine temporarily stays in the detection unit. .
- the measurement result display section includes an electromagnetic wave receiving section, a CPU, a display section, a battery, and the like as main components, and a portion whose life has expired may be replaced each time.
- this display unit is installed separately from the urine component detection unit, generally on a wall of a toilet installation location.
- the installation method means such as a double-sided tape, a suction cup, an adhesive, a magnet, a screw, a hooking, and a stationary state are used.
- the content of the display is an explanation and a countermeasure for the pH of urine, the concentration of the component contained in urine, and the transmission data performed based on the corresponding data previously input to the display unit. For example, when the pH indicates acidic. For example, the solution is "I'm short on vegetables. Let's eat vegetables today.” Items other than pH include the amount of urine-containing components as described above.
- the start and end of the measurement are performed in the form of manual operation of buttons, automatic operation using infrared rays or the like, even in the case of temporary operation or constant operation of! / Or deviation.
- the urine component detector 2 has a structure capable of collecting urine, and preferably has a flat bottom surface so that it can be stably placed on a flat surface such as a desk.
- a cup shape or a cylindrical shape having a flat bottom portion is preferable. Is used. With these shapes, the operability at the time of measurement or the cleaning after the end of measurement becomes easy. Further, when the urine component detector is temporarily placed in a place other than on the measurement result display body, urine spill can be prevented.
- the urine component detector 2 incorporates an electrode portion, and preferably has at least one type of electrode disposed on the bottom surface of the urine component detector, and more preferably at the center of the bottom surface of the urine component detector.
- the electrode section is composed of at least one electrode of a glass electrode, a metal electrode, and a carbon electrode and a reference electrode, and includes components contained in urine, such as urine sugar, urine protein, sulfate-conjugated bile acid, and lactic acid.
- urine such as urine sugar, urine protein, sulfate-conjugated bile acid, and lactic acid.
- components such as uric acid, creatine, creatine, and human chorionic gonadotropin, substances that react specifically with these components to generate electric current or electromotive force, more specifically At least one of the enzyme, enzyme-electron carrier and antibody is located around the electrode.
- the urine component detector has, as its main components, each electrode portion responding to the urine component, a junction portion between each electrode and the measurement result display member, and a portion whose life has expired is replaced each time.
- the type of detection may be one item or multiple items.
- a pH glass electrode When measuring the pH of urine, a pH glass electrode is used, and when measuring the concentration of metal ions such as Na + and K +, a Na ion electrode and a K ion electrode are used. When measuring only the pH of urine, the same applies when measuring the concentration of Na ions and K ions, especially those that are placed around the pH glass electrode.
- Au, Ag, Ni electrodes, etc. are used as a metal electrode. These electrodes require a reference electrode in order to accurately measure their potential.
- a saturated calomel electrode, a silver-silver chloride electrode, or the like is used, and a silver-silver-silver electrode is preferably used.
- the following biosensor is used for measuring the organic components contained in urine as described above. That is, substances that react with the components contained in urine and specifically detect them at the periphery of various electrodes, such as glucose oxidase, creatinase, creatininase, sarcosine oxidase, and oxidase lactate.
- Enzymes such as urease, uric acid oxidase, protease, glutamate oxidase, bile acid sulfate sulfatase, and mixtures of these enzymes with electron carriers (mediators) such as fuessen or its derivatives, potassium ferricyanide, and norabenzoquinone.
- electron carriers such as fuessen or its derivatives, potassium ferricyanide, and norabenzoquinone.
- a laminate or an anti-human chorionic gonadotropin antibody is arranged, and a method is used in which a current or an electromotive force is generated by reacting specifically with the substance to be detected and measured. In these cases, a reference electrode is also provided.
- the measurement result display 3 has a junction at a position corresponding to the electrode disposed on the urine component detector, a measurement circuit section, an electromagnetic wave transmission section, a CPU, and a measurement section.
- the main component is the result display section 4, battery, etc., and the parts that have reached the end of their life are replaced each time. It is desirable that the bottom has a flat surface so that it can be installed stably on a flat surface.
- the display contents of the measurement result display section 4 are explanations and countermeasures for the measurement results based on the corresponding data previously input to the display section, such as the average concentration of the urine-containing components, in addition to the numerical values of the measurement results. For example, if the pH is acidic, one of the remedies is "I'm short on vegetables. Let's eat vegetables today.”
- the display items other than pH include the urine-containing components as described above. For these items, in addition to the numerical values of the measurement results, explanations and countermeasures for the measurement results based on the corresponding data previously input to the display unit. The law is displayed.
- the urine component detector and the measurement result display may be integrated, but are preferably in a separable and connectable state, more preferably a measurement result display at the bottom and a urine component detector at the top.
- a cup-type or stand-type urine component detection device 1 having a flat bottom surface can be installed stably on a flat surface. Such rubbing can prevent spilling of urine and the like.
- a cup-type or stand-type urine component detection device can be further provided with a function of transferring measurement data to other devices wirelessly or by wire.
- the function can be incorporated into the lower part of the measurement result display.
- the measurement data can be transmitted to, for example, a personal computer by the electromagnetic wave transmitting unit.
- a cup-type or stand-type urine component detection device having such a function If it is used, it will be possible to store the data in a computer and transfer the data to medical institutions for advice on health conditions.
- the start and end of the measurement are performed in the form of manual button operation or automatic operation by radio such as infrared rays, even in the state of temporary operation or constant operation.
- FIG. 1 is an embodiment of a cup-type urine component detection device according to the present invention.
- FIG. 2 is another embodiment of the cup-type urine component detection device according to the present invention.
- FIG. 3 is an embodiment of a stand-type urine component detection device according to the present invention.
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Abstract
Description
Claims
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003408929A JP2005172457A (ja) | 2003-12-08 | 2003-12-08 | 尿成分検知システム |
JP2003-408929 | 2003-12-08 | ||
JP2003-410000 | 2003-12-09 | ||
JP2003410000A JP3914992B2 (ja) | 2003-12-09 | 2003-12-09 | 尿成分検知機器 |
Publications (1)
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WO2005057210A1 true WO2005057210A1 (ja) | 2005-06-23 |
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PCT/JP2004/017850 WO2005057210A1 (ja) | 2003-12-08 | 2004-12-01 | 尿成分の検知システムおよび検知機器 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009024985A1 (en) * | 2007-08-23 | 2009-02-26 | Med-I-Dynamix Fluid Monitoring Ltd. | Diagnostic methods and systems based on urine analysis |
WO2011010311A3 (en) * | 2009-07-24 | 2011-03-17 | Flometrica Ltd. | Disposable usb cup |
CN103433083A (zh) * | 2013-07-31 | 2013-12-11 | 南京佳业检测工程有限公司 | 一种使用安全的烧杯 |
CN105699448A (zh) * | 2016-01-14 | 2016-06-22 | 京东方科技集团股份有限公司 | 一种尿液检测方法及尿液检测装置 |
EP2515104A4 (en) * | 2009-12-14 | 2017-06-28 | Universitat de les Illes Balears | Portable device for analysing ph or another variable by electrochemical measurement |
Citations (3)
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JPH10267925A (ja) * | 1997-01-27 | 1998-10-09 | Aisin Seiki Co Ltd | 検尿方法および検尿装置付きトイレ装置 |
JP2002071636A (ja) * | 2000-08-25 | 2002-03-12 | Toto Ltd | 物質濃度定量方法及び装置 |
JP2002071635A (ja) * | 2000-08-24 | 2002-03-12 | Toto Ltd | 物質濃度定量方法及び装置 |
-
2004
- 2004-12-01 WO PCT/JP2004/017850 patent/WO2005057210A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH10267925A (ja) * | 1997-01-27 | 1998-10-09 | Aisin Seiki Co Ltd | 検尿方法および検尿装置付きトイレ装置 |
JP2002071635A (ja) * | 2000-08-24 | 2002-03-12 | Toto Ltd | 物質濃度定量方法及び装置 |
JP2002071636A (ja) * | 2000-08-25 | 2002-03-12 | Toto Ltd | 物質濃度定量方法及び装置 |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009024985A1 (en) * | 2007-08-23 | 2009-02-26 | Med-I-Dynamix Fluid Monitoring Ltd. | Diagnostic methods and systems based on urine analysis |
US8827924B2 (en) | 2007-08-23 | 2014-09-09 | Flowsense Ltd. | Diagnostic methods and systems based on urine analysis |
US10362981B2 (en) | 2007-08-23 | 2019-07-30 | Flowsense Ltd. | Diagnostic methods and systems based on urine analysis |
WO2011010311A3 (en) * | 2009-07-24 | 2011-03-17 | Flometrica Ltd. | Disposable usb cup |
CN102647939A (zh) * | 2009-07-24 | 2012-08-22 | 弗洛姆特里克有限公司 | 用后可弃的usb杯 |
US8986613B2 (en) | 2009-07-24 | 2015-03-24 | Flometrica Ltd. | Disposable USB cup |
EP2515104A4 (en) * | 2009-12-14 | 2017-06-28 | Universitat de les Illes Balears | Portable device for analysing ph or another variable by electrochemical measurement |
CN103433083A (zh) * | 2013-07-31 | 2013-12-11 | 南京佳业检测工程有限公司 | 一种使用安全的烧杯 |
CN105699448A (zh) * | 2016-01-14 | 2016-06-22 | 京东方科技集团股份有限公司 | 一种尿液检测方法及尿液检测装置 |
CN105699448B (zh) * | 2016-01-14 | 2018-02-06 | 京东方科技集团股份有限公司 | 一种尿液检测方法及尿液检测装置 |
US10261070B2 (en) | 2016-01-14 | 2019-04-16 | Boe Technology Group Co., Ltd. | Urine detection method and urine detection device |
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