WO1997047236A1 - Wideband external pulse cardiac monitor - Google Patents
Wideband external pulse cardiac monitor Download PDFInfo
- Publication number
- WO1997047236A1 WO1997047236A1 PCT/US1997/008993 US9708993W WO9747236A1 WO 1997047236 A1 WO1997047236 A1 WO 1997047236A1 US 9708993 W US9708993 W US 9708993W WO 9747236 A1 WO9747236 A1 WO 9747236A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pressure
- output
- artery
- transducer
- wideband
- 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
- A61B5/02—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
- A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
-
- 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
- A61B5/022—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers
- A61B5/02208—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers using the Korotkoff method
-
- 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
- A61B5/022—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers
- A61B5/0225—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers the pressure being controlled by electric signals, e.g. derived from Korotkoff sounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/41—Detecting, measuring or recording for evaluating the immune or lymphatic systems
- A61B5/412—Detecting or monitoring sepsis
-
- 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
- A61B7/045—Detection of Korotkoff sounds
-
- 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
- A61B5/029—Measuring or recording blood output from the heart, e.g. minute volume
-
- 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
- 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
- A61B5/7253—Details of waveform analysis characterised by using transforms
- A61B5/726—Details of waveform analysis characterised by using transforms using Wavelet transforms
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97927777A EP0921753A4 (en) | 1996-06-12 | 1997-05-28 | Wideband external pulse cardiac monitor |
AU32152/97A AU3215297A (en) | 1996-06-12 | 1997-05-28 | Wideband external pulse cardiac monitor |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/661,910 | 1996-06-12 | ||
US08/661,910 US5913826A (en) | 1996-06-12 | 1996-06-12 | Wideband external pulse cardiac monitor |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997047236A1 true WO1997047236A1 (en) | 1997-12-18 |
Family
ID=24655611
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1997/008993 WO1997047236A1 (en) | 1996-06-12 | 1997-05-28 | Wideband external pulse cardiac monitor |
Country Status (5)
Country | Link |
---|---|
US (1) | US5913826A (en) |
EP (1) | EP0921753A4 (en) |
AU (1) | AU3215297A (en) |
CA (1) | CA2257965A1 (en) |
WO (1) | WO1997047236A1 (en) |
Cited By (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6277078B1 (en) | 1999-11-19 | 2001-08-21 | Remon Medical Technologies, Ltd. | System and method for monitoring a parameter associated with the performance of a heart |
EP1135057A1 (en) * | 1998-11-30 | 2001-09-26 | Sabine Vivian Kunig | Method and apparatus for measuring functionality of a periodically changing system |
US6322514B1 (en) | 2000-03-13 | 2001-11-27 | Instrumentarium Corporation | Method for determining cardiac characteristics of subject |
US6431175B1 (en) | 1997-12-30 | 2002-08-13 | Remon Medical Technologies Ltd. | System and method for directing and monitoring radiation |
US6475170B1 (en) | 1997-12-30 | 2002-11-05 | Remon Medical Technologies Ltd | Acoustic biosensor for monitoring physiological conditions in a body implantation site |
US6486588B2 (en) | 1997-12-30 | 2002-11-26 | Remon Medical Technologies Ltd | Acoustic biosensor for monitoring physiological conditions in a body implantation site |
US6504286B1 (en) | 1997-12-30 | 2003-01-07 | Remon Medical Technologies Ltd. | Piezoelectric transducer |
EP1549212A1 (en) * | 2002-03-26 | 2005-07-06 | Vivometrics, Inc. | Method and system for extracting cardiac parameters from plethysmographic signals |
GB2436940A (en) * | 2006-04-03 | 2007-10-10 | Gen Electric | System and method for monitoring blood pressure of pre-eclamptic patients |
EP1862112A1 (en) * | 2001-05-25 | 2007-12-05 | Roche Diagnostics GmbH | Remote medical device access |
EP2010059A2 (en) * | 2006-04-27 | 2009-01-07 | Arvind Thiagarajan | Systems and methods for analysis and display of heart sounds |
US7651466B2 (en) | 2005-04-13 | 2010-01-26 | Edwards Lifesciences Corporation | Pulse contour method and apparatus for continuous assessment of a cardiovascular parameter |
WO2011012947A1 (en) * | 2009-07-31 | 2011-02-03 | Nellcor Puritan Bennett Ireland | Systems and methods for non-invasive determination of blood pressure |
US8137270B2 (en) | 2003-11-18 | 2012-03-20 | Adidas Ag | Method and system for processing data from ambulatory physiological monitoring |
US8790272B2 (en) | 2002-03-26 | 2014-07-29 | Adidas Ag | Method and system for extracting cardiac parameters from plethysmographic signals |
US8852099B2 (en) | 2004-09-17 | 2014-10-07 | Cardiac Pacemakers, Inc. | Systems and methods for deriving relative physiologic measurements |
US8977348B2 (en) | 2012-12-21 | 2015-03-10 | Covidien Lp | Systems and methods for determining cardiac output |
US9060745B2 (en) | 2012-08-22 | 2015-06-23 | Covidien Lp | System and method for detecting fluid responsiveness of a patient |
US9241646B2 (en) | 2012-09-11 | 2016-01-26 | Covidien Lp | System and method for determining stroke volume of a patient |
US9357937B2 (en) | 2012-09-06 | 2016-06-07 | Covidien Lp | System and method for determining stroke volume of an individual |
US20160283856A1 (en) * | 2015-03-25 | 2016-09-29 | Tata Consultancy Services Limited | System and method for determining psychological stress of a person |
KR20170011483A (en) * | 2015-07-23 | 2017-02-02 | 재단법인대구경북과학기술원 | Apparatus and method for detecting living body signal |
US9731141B2 (en) | 2007-06-14 | 2017-08-15 | Cardiac Pacemakers, Inc. | Multi-element acoustic recharging system |
CN111493855A (en) * | 2020-04-21 | 2020-08-07 | 重庆理工大学 | System and method for non-invasive measurement of individualized cardiac output |
US10849567B2 (en) | 2015-04-09 | 2020-12-01 | Acarix As | Indication of risk for coronary artery disease |
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Also Published As
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CA2257965A1 (en) | 1997-12-18 |
US5913826A (en) | 1999-06-22 |
EP0921753A1 (en) | 1999-06-16 |
AU3215297A (en) | 1998-01-07 |
EP0921753A4 (en) | 2000-06-07 |
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