WO2000010447A2 - Sensing pad assembly employing variable coupler fiberoptic sensor - Google Patents
Sensing pad assembly employing variable coupler fiberoptic sensor Download PDFInfo
- Publication number
- WO2000010447A2 WO2000010447A2 PCT/US1999/019259 US9919259W WO0010447A2 WO 2000010447 A2 WO2000010447 A2 WO 2000010447A2 US 9919259 W US9919259 W US 9919259W WO 0010447 A2 WO0010447 A2 WO 0010447A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sensor
- assembly according
- coupling region
- optical fibers
- output optical
- Prior art date
Links
- 230000033001 locomotion Effects 0.000 claims abstract description 15
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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
- A61B5/6892—Mats
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/02108—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
- A61B5/02125—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics of pulse wave propagation time
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
- A61B5/02416—Detecting, measuring or recording pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/026—Measuring blood flow
- A61B5/0285—Measuring or recording phase velocity of blood waves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0204—Acoustic sensors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0261—Strain gauges
- A61B2562/0266—Optical strain gauges
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/16—Details of sensor housings or probes; Details of structural supports for sensors
- A61B2562/168—Fluid filled sensor housings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B7/00—Instruments for auscultation
- A61B7/02—Stethoscopes
- A61B7/04—Electric stethoscopes
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/763,718 US6687424B1 (en) | 1998-08-24 | 1999-08-24 | Sensing pad assembly employing variable coupler fiberoptic sensor |
AU55825/99A AU5582599A (en) | 1998-08-24 | 1999-08-24 | Sensing pad assembly employing variable coupler fiberoptic sensor |
JP2000565775A JP2002523118A (en) | 1998-08-24 | 1999-08-24 | Sensing pad assembly using variable coupler optical fiber sensor |
EP99942453A EP1116055A2 (en) | 1998-08-24 | 1999-08-24 | Sensing pad assembly employing variable coupler fiberoptic sensor |
CA002341450A CA2341450A1 (en) | 1998-08-24 | 1999-08-24 | Sensing pad assembly employing variable coupler fiberoptic sensor |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9761898P | 1998-08-24 | 1998-08-24 | |
US60/097,618 | 1998-08-24 | ||
US12633999P | 1999-03-26 | 1999-03-26 | |
US60/126,339 | 1999-03-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2000010447A2 true WO2000010447A2 (en) | 2000-03-02 |
WO2000010447A3 WO2000010447A3 (en) | 2000-12-07 |
Family
ID=26793478
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1999/019259 WO2000010447A2 (en) | 1998-08-24 | 1999-08-24 | Sensing pad assembly employing variable coupler fiberoptic sensor |
PCT/US1999/019258 WO2000010453A1 (en) | 1998-08-24 | 1999-08-24 | Apparatus and method for measuring pulse transit time |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1999/019258 WO2000010453A1 (en) | 1998-08-24 | 1999-08-24 | Apparatus and method for measuring pulse transit time |
Country Status (8)
Country | Link |
---|---|
EP (2) | EP1116055A2 (en) |
JP (2) | JP2002523122A (en) |
KR (1) | KR20010074845A (en) |
CN (1) | CN1325285A (en) |
AU (2) | AU756142B2 (en) |
CA (2) | CA2341450A1 (en) |
IL (1) | IL141460A0 (en) |
WO (2) | WO2000010447A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2407154A (en) * | 2003-10-13 | 2005-04-20 | Univ Cranfield | Acoustic emission sensor based on a fused tapered optical coupler with sharp taper angle |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2001221391A1 (en) | 2000-01-26 | 2001-08-07 | Vsm Medtech Ltd. | Continuous blood pressure monitoring method and apparatus |
GB0008883D0 (en) | 2000-04-12 | 2000-05-31 | Univ Ulster | Bodily flow measuring system |
DE10061189A1 (en) * | 2000-12-08 | 2002-06-27 | Ingo Stoermer | Method for continuous determination of mean, systolic and diastolic arterial blood pressure by measurement of the pulse transition time using electrodes measuring impedance of separate body regions |
US6893401B2 (en) | 2001-07-27 | 2005-05-17 | Vsm Medtech Ltd. | Continuous non-invasive blood pressure monitoring method and apparatus |
ITBO20020564A1 (en) | 2002-09-06 | 2004-03-07 | Alfa Wassermann Spa | BIFIDOBACTERIA AND PREPARATIONS THAT CONTAIN THEM. |
JP4714017B2 (en) * | 2005-12-22 | 2011-06-29 | 日本電信電話株式会社 | Biosensor |
CN100518634C (en) * | 2006-06-05 | 2009-07-29 | 中国科学院力学研究所 | Device and method for measuring pulse waving speed |
EP2082200A2 (en) * | 2006-10-05 | 2009-07-29 | Delaware State University Foundation, Inc. | Fiber optics sound detector |
WO2008149558A1 (en) * | 2007-06-08 | 2008-12-11 | Panasonic Corporation | Apparatus control device and apparatus control method |
KR100908997B1 (en) * | 2007-09-12 | 2009-07-22 | 한국 한의학 연구원 | Pulse system using fiber grating sensor |
US9408542B1 (en) | 2010-07-22 | 2016-08-09 | Masimo Corporation | Non-invasive blood pressure measurement system |
TWI563969B (en) * | 2012-10-24 | 2017-01-01 | 財團法人工業技術研究院 | Computerized method and device for analyzing physiological signal |
CN103584845B (en) * | 2013-11-06 | 2016-07-20 | 康尚医疗技术(丹阳)有限公司 | The measuring method of pulse signal transmission time difference |
CN103705224B (en) * | 2013-11-06 | 2016-04-27 | 康尚医疗技术(丹阳)有限公司 | Arteriosclerosis measuring device |
US10709383B2 (en) * | 2015-04-02 | 2020-07-14 | Microsoft Technology Licnesing, Llc | Wrist-worn pulse transit time sensor |
JP6662167B2 (en) * | 2016-04-15 | 2020-03-11 | オムロンヘルスケア株式会社 | Pulse wave detection device, biological information measurement device, mounting aid for pulse wave detection device |
CN110403580B (en) * | 2018-04-28 | 2023-01-17 | 深圳市大耳马科技有限公司 | Pulse wave conduction parameter measuring method and pulse wave conduction parameter processing equipment |
KR20200005445A (en) * | 2018-07-06 | 2020-01-15 | 삼성전자주식회사 | Apparatus and method for measuring bio-information |
EP3818930A4 (en) * | 2018-07-06 | 2022-04-20 | Samsung Electronics Co., Ltd. | Biometric information measurement device and method |
DE102019206361A1 (en) * | 2019-05-03 | 2020-11-05 | Audi Ag | Spectrometry device for the non-invasive measurement of at least one medical characteristic value on a biological tissue |
WO2022006634A1 (en) * | 2020-07-08 | 2022-01-13 | The University Of Sydney | Blood pressure measurement system |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4634858A (en) * | 1984-10-17 | 1987-01-06 | Sperry Corporation | Variable coupler fiberoptic sensor |
US4947859A (en) * | 1989-01-25 | 1990-08-14 | Cherne Medical, Inc. | Bio-acoustic signal sensing device |
US5074309A (en) * | 1989-12-04 | 1991-12-24 | Sperry Marine Inc. | Device for monitoring cardiovascular signals and fiber optic coupler phonocardio sensor therefor |
US5222165A (en) * | 1992-05-29 | 1993-06-22 | Bohlinger J Jerry | Optical fiber elastomeric switch device |
US5684460A (en) * | 1994-04-22 | 1997-11-04 | The United States Of America As Represented By The Secretary Of The Army | Motion and sound monitor and stimulator |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4245648A (en) * | 1978-09-20 | 1981-01-20 | Trimmer Gordon A | Method and apparatus for measuring blood pressure and pulse rate |
US5671191A (en) | 1989-07-06 | 1997-09-23 | Sperry Marine Inc. | Variable coupler fiber optic sensor hydrophone |
JPH07241288A (en) * | 1994-03-04 | 1995-09-19 | Hitachi Ltd | Ultrasonic device |
JP3318727B2 (en) * | 1994-06-06 | 2002-08-26 | 日本光電工業株式会社 | Pulse wave transit time sphygmomanometer |
US5743856A (en) * | 1995-11-06 | 1998-04-28 | Colin Corporation | Apparatus for measuring pulse-wave propagation velocity |
-
1999
- 1999-08-24 KR KR1020017002319A patent/KR20010074845A/en not_active Application Discontinuation
- 1999-08-24 CN CN99812444A patent/CN1325285A/en active Pending
- 1999-08-24 WO PCT/US1999/019259 patent/WO2000010447A2/en not_active Application Discontinuation
- 1999-08-24 JP JP2000565781A patent/JP2002523122A/en not_active Withdrawn
- 1999-08-24 WO PCT/US1999/019258 patent/WO2000010453A1/en not_active Application Discontinuation
- 1999-08-24 EP EP99942453A patent/EP1116055A2/en not_active Withdrawn
- 1999-08-24 JP JP2000565775A patent/JP2002523118A/en not_active Withdrawn
- 1999-08-24 IL IL14146099A patent/IL141460A0/en unknown
- 1999-08-24 AU AU55824/99A patent/AU756142B2/en not_active Ceased
- 1999-08-24 CA CA002341450A patent/CA2341450A1/en not_active Abandoned
- 1999-08-24 EP EP99942452A patent/EP1107691A4/en not_active Withdrawn
- 1999-08-24 AU AU55825/99A patent/AU5582599A/en not_active Abandoned
- 1999-08-24 CA CA002341416A patent/CA2341416A1/en not_active Abandoned
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4634858A (en) * | 1984-10-17 | 1987-01-06 | Sperry Corporation | Variable coupler fiberoptic sensor |
US4947859A (en) * | 1989-01-25 | 1990-08-14 | Cherne Medical, Inc. | Bio-acoustic signal sensing device |
US5074309A (en) * | 1989-12-04 | 1991-12-24 | Sperry Marine Inc. | Device for monitoring cardiovascular signals and fiber optic coupler phonocardio sensor therefor |
US5222165A (en) * | 1992-05-29 | 1993-06-22 | Bohlinger J Jerry | Optical fiber elastomeric switch device |
US5684460A (en) * | 1994-04-22 | 1997-11-04 | The United States Of America As Represented By The Secretary Of The Army | Motion and sound monitor and stimulator |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2407154A (en) * | 2003-10-13 | 2005-04-20 | Univ Cranfield | Acoustic emission sensor based on a fused tapered optical coupler with sharp taper angle |
GB2407154B (en) * | 2003-10-13 | 2007-01-10 | Univ Cranfield | Improvements in and relating to fibre optic sensors |
Also Published As
Publication number | Publication date |
---|---|
AU756142B2 (en) | 2003-01-02 |
EP1107691A1 (en) | 2001-06-20 |
AU5582499A (en) | 2000-03-14 |
CA2341416A1 (en) | 2000-03-02 |
WO2000010453A1 (en) | 2000-03-02 |
JP2002523122A (en) | 2002-07-30 |
CA2341450A1 (en) | 2000-03-02 |
JP2002523118A (en) | 2002-07-30 |
CN1325285A (en) | 2001-12-05 |
AU5582599A (en) | 2000-03-14 |
WO2000010447A3 (en) | 2000-12-07 |
IL141460A0 (en) | 2002-03-10 |
KR20010074845A (en) | 2001-08-09 |
EP1107691A4 (en) | 2005-04-06 |
EP1116055A2 (en) | 2001-07-18 |
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