WO1999032030A1 - Artefact reduction in photoplethysmography - Google Patents
Artefact reduction in photoplethysmography Download PDFInfo
- Publication number
- WO1999032030A1 WO1999032030A1 PCT/GB1998/003757 GB9803757W WO9932030A1 WO 1999032030 A1 WO1999032030 A1 WO 1999032030A1 GB 9803757 W GB9803757 W GB 9803757W WO 9932030 A1 WO9932030 A1 WO 9932030A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- tissue
- signal
- radiation
- signals
- artefact
- Prior art date
Links
Classifications
-
- 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
-
- 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
- A61B5/1455—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 using optical sensors, e.g. spectral photometrical oximeters
- A61B5/14551—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 using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98960018A EP1041923A1 (en) | 1997-12-22 | 1998-12-15 | Artefact reduction in photoplethysmography |
JP2000525029A JP2001526073A (en) | 1997-12-22 | 1998-12-15 | Artifact reduction in optical volume fluctuation recording |
KR1020007007012A KR20010033511A (en) | 1997-12-22 | 1998-12-15 | Artefact reduction in photoplethysmography |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9727085.4A GB9727085D0 (en) | 1997-12-22 | 1997-12-22 | Artefact production in photoplethysmography |
GB9727085.4 | 1998-06-10 | ||
GB9812540.4 | 1998-06-10 | ||
GBGB9812540.4A GB9812540D0 (en) | 1997-12-22 | 1998-06-10 | Artefact reduction in photoplethysmography |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1999032030A1 true WO1999032030A1 (en) | 1999-07-01 |
Family
ID=26312826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB1998/003757 WO1999032030A1 (en) | 1997-12-22 | 1998-12-15 | Artefact reduction in photoplethysmography |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1041923A1 (en) |
JP (1) | JP2001526073A (en) |
WO (1) | WO1999032030A1 (en) |
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US6616613B1 (en) | 2000-04-27 | 2003-09-09 | Vitalsines International, Inc. | Physiological signal monitoring system |
US7175601B2 (en) | 2002-06-18 | 2007-02-13 | Csem Centre Suisse D'electronique Et De Microtechnique S.A.-Recherche Et Developpement | Portable equipment for measuring and/or monitoring the heart rate |
WO2007097702A1 (en) * | 2006-02-21 | 2007-08-30 | Lindberg Lars-Goeran | Non-invasive monitoring of blood flow in deep tissue |
WO2008110788A1 (en) | 2007-03-15 | 2008-09-18 | Imperial Innovations Limited | Heart rate measurement |
US7684842B2 (en) | 2006-09-29 | 2010-03-23 | Nellcor Puritan Bennett Llc | System and method for preventing sensor misuse |
US20100160795A1 (en) * | 2007-06-12 | 2010-06-24 | Sotera Wireless, Inc. | BODY-WORN SYSTEM FOR MEASURING CONTINUOUS NON-INVASIVE BLOOD PRESSURE (cNIBP) |
US8219170B2 (en) | 2006-09-20 | 2012-07-10 | Nellcor Puritan Bennett Llc | System and method for practicing spectrophotometry using light emitting nanostructure devices |
US20120197137A1 (en) * | 2009-10-06 | 2012-08-02 | Koninklijke Philips Electronics N.V. | Method and system for carrying out photoplethysmography |
US8265724B2 (en) | 2007-03-09 | 2012-09-11 | Nellcor Puritan Bennett Llc | Cancellation of light shunting |
US8280469B2 (en) | 2007-03-09 | 2012-10-02 | Nellcor Puritan Bennett Llc | Method for detection of aberrant tissue spectra |
US8315685B2 (en) | 2006-09-27 | 2012-11-20 | Nellcor Puritan Bennett Llc | Flexible medical sensor enclosure |
US8364250B2 (en) | 2009-09-15 | 2013-01-29 | Sotera Wireless, Inc. | Body-worn vital sign monitor |
WO2013038326A1 (en) * | 2011-09-13 | 2013-03-21 | Koninklijke Philips Electronics N.V. | Distortion reduced signal detection |
US8437824B2 (en) | 2009-06-17 | 2013-05-07 | Sotera Wireless, Inc. | Body-worn pulse oximeter |
US8475370B2 (en) | 2009-05-20 | 2013-07-02 | Sotera Wireless, Inc. | Method for measuring patient motion, activity level, and posture along with PTT-based blood pressure |
US8521246B2 (en) | 2010-07-29 | 2013-08-27 | Covidien Lp | Cable cross talk suppression |
US8527038B2 (en) | 2009-09-15 | 2013-09-03 | Sotera Wireless, Inc. | Body-worn vital sign monitor |
US8545417B2 (en) | 2009-09-14 | 2013-10-01 | Sotera Wireless, Inc. | Body-worn monitor for measuring respiration rate |
US8594776B2 (en) | 2009-05-20 | 2013-11-26 | Sotera Wireless, Inc. | Alarm system that processes both motion and vital signs using specific heuristic rules and thresholds |
US8591411B2 (en) | 2010-03-10 | 2013-11-26 | Sotera Wireless, Inc. | Body-worn vital sign monitor |
EP2665410A1 (en) * | 2011-01-21 | 2013-11-27 | Worcester Polytechnic Institute | Physiological parameter monitoring with a mobile communication device |
US8600469B2 (en) | 2005-09-29 | 2013-12-03 | Covidien Lp | Medical sensor and technique for using the same |
US8602997B2 (en) | 2007-06-12 | 2013-12-10 | Sotera Wireless, Inc. | Body-worn system for measuring continuous non-invasive blood pressure (cNIBP) |
US8634591B2 (en) | 2009-08-20 | 2014-01-21 | Koninklijke Philips N.V. | Method and system for image analysis |
US8747330B2 (en) | 2010-04-19 | 2014-06-10 | Sotera Wireless, Inc. | Body-worn monitor for measuring respiratory rate |
CN103874454A (en) * | 2011-10-11 | 2014-06-18 | 株式会社村田制作所 | Portable instrument |
US8874181B2 (en) | 2004-02-25 | 2014-10-28 | Covidien Lp | Oximeter ambient light cancellation |
US8888700B2 (en) | 2010-04-19 | 2014-11-18 | Sotera Wireless, Inc. | Body-worn monitor for measuring respiratory rate |
ITRM20130384A1 (en) * | 2013-06-28 | 2014-12-29 | Diagnostic Engineering Solutions S R L | WEARABLE DEVICE FOR THE MEASUREMENT OF BLOOD FLOW, AND ITS SYSTEM. |
US8930145B2 (en) | 2010-07-28 | 2015-01-06 | Covidien Lp | Light focusing continuous wave photoacoustic spectroscopy and its applications to patient monitoring |
US8965473B2 (en) | 2005-09-29 | 2015-02-24 | Covidien Lp | Medical sensor for reducing motion artifacts and technique for using the same |
US8968193B2 (en) | 2008-09-30 | 2015-03-03 | Covidien Lp | System and method for enabling a research mode on physiological monitors |
US8979765B2 (en) | 2010-04-19 | 2015-03-17 | Sotera Wireless, Inc. | Body-worn monitor for measuring respiratory rate |
USD736250S1 (en) | 2008-06-30 | 2015-08-11 | Covidien Lp | Portion of a display panel with an indicator icon |
US9173594B2 (en) | 2010-04-19 | 2015-11-03 | Sotera Wireless, Inc. | Body-worn monitor for measuring respiratory rate |
US9173593B2 (en) | 2010-04-19 | 2015-11-03 | Sotera Wireless, Inc. | Body-worn monitor for measuring respiratory rate |
WO2015180986A1 (en) * | 2014-05-28 | 2015-12-03 | Koninklijke Philips N.V. | Motion artifact reduction using multi-channel ppg signals |
US9339209B2 (en) | 2010-04-19 | 2016-05-17 | Sotera Wireless, Inc. | Body-worn monitor for measuring respiratory rate |
US9351674B2 (en) | 2005-03-03 | 2016-05-31 | Covidien Lp | Method for enhancing pulse oximetry calculations in the presence of correlated artifacts |
US9364158B2 (en) | 2010-12-28 | 2016-06-14 | Sotera Wirless, Inc. | Body-worn system for continuous, noninvasive measurement of cardiac output, stroke volume, cardiac power, and blood pressure |
US9380969B2 (en) | 2009-07-30 | 2016-07-05 | Covidien Lp | Systems and methods for varying a sampling rate of a signal |
US9439574B2 (en) | 2011-02-18 | 2016-09-13 | Sotera Wireless, Inc. | Modular wrist-worn processor for patient monitoring |
WO2016193048A1 (en) | 2015-06-03 | 2016-12-08 | Koninklijke Philips N.V. | Photoplethysmography apparatus |
WO2017021405A1 (en) * | 2015-08-03 | 2017-02-09 | Koninklijke Philips N.V. | Optical vital signs sensor |
CN106456021A (en) * | 2014-05-22 | 2017-02-22 | 皇家飞利浦有限公司 | Method and apparatus for optical sensing of tissue variation at increased accuracy |
US9833146B2 (en) | 2012-04-17 | 2017-12-05 | Covidien Lp | Surgical system and method of use of the same |
US9895068B2 (en) | 2008-06-30 | 2018-02-20 | Covidien Lp | Pulse oximeter with wait-time indication |
US10076276B2 (en) | 2008-02-19 | 2018-09-18 | Covidien Lp | Methods and systems for alerting practitioners to physiological conditions |
US10357187B2 (en) | 2011-02-18 | 2019-07-23 | Sotera Wireless, Inc. | Optical sensor for measuring physiological properties |
US10420476B2 (en) | 2009-09-15 | 2019-09-24 | Sotera Wireless, Inc. | Body-worn vital sign monitor |
US10806351B2 (en) | 2009-09-15 | 2020-10-20 | Sotera Wireless, Inc. | Body-worn vital sign monitor |
US11246495B2 (en) | 2014-10-27 | 2022-02-15 | Vital Sines International Inc. | System and method for monitoring aortic pulse wave velocity and blood pressure |
US11253169B2 (en) | 2009-09-14 | 2022-02-22 | Sotera Wireless, Inc. | Body-worn monitor for measuring respiration rate |
US11311242B2 (en) * | 2016-05-20 | 2022-04-26 | Sony Corporation | Biological information processing apparatus, biological information processing method, and information processing apparatus |
US11330988B2 (en) | 2007-06-12 | 2022-05-17 | Sotera Wireless, Inc. | Body-worn system for measuring continuous non-invasive blood pressure (cNIBP) |
US11607152B2 (en) | 2007-06-12 | 2023-03-21 | Sotera Wireless, Inc. | Optical sensors for use in vital sign monitoring |
US11896350B2 (en) | 2009-05-20 | 2024-02-13 | Sotera Wireless, Inc. | Cable system for generating signals for detecting motion and measuring vital signs |
US11963746B2 (en) | 2009-09-15 | 2024-04-23 | Sotera Wireless, Inc. | Body-worn vital sign monitor |
Citations (6)
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-
1998
- 1998-12-15 EP EP98960018A patent/EP1041923A1/en not_active Withdrawn
- 1998-12-15 WO PCT/GB1998/003757 patent/WO1999032030A1/en not_active Application Discontinuation
- 1998-12-15 JP JP2000525029A patent/JP2001526073A/en active Pending
Patent Citations (6)
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Cited By (109)
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US6616613B1 (en) | 2000-04-27 | 2003-09-09 | Vitalsines International, Inc. | Physiological signal monitoring system |
US7175601B2 (en) | 2002-06-18 | 2007-02-13 | Csem Centre Suisse D'electronique Et De Microtechnique S.A.-Recherche Et Developpement | Portable equipment for measuring and/or monitoring the heart rate |
US8874181B2 (en) | 2004-02-25 | 2014-10-28 | Covidien Lp | Oximeter ambient light cancellation |
US9351674B2 (en) | 2005-03-03 | 2016-05-31 | Covidien Lp | Method for enhancing pulse oximetry calculations in the presence of correlated artifacts |
US8965473B2 (en) | 2005-09-29 | 2015-02-24 | Covidien Lp | Medical sensor for reducing motion artifacts and technique for using the same |
US8600469B2 (en) | 2005-09-29 | 2013-12-03 | Covidien Lp | Medical sensor and technique for using the same |
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US8219170B2 (en) | 2006-09-20 | 2012-07-10 | Nellcor Puritan Bennett Llc | System and method for practicing spectrophotometry using light emitting nanostructure devices |
US8315685B2 (en) | 2006-09-27 | 2012-11-20 | Nellcor Puritan Bennett Llc | Flexible medical sensor enclosure |
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US8265724B2 (en) | 2007-03-09 | 2012-09-11 | Nellcor Puritan Bennett Llc | Cancellation of light shunting |
US8280469B2 (en) | 2007-03-09 | 2012-10-02 | Nellcor Puritan Bennett Llc | Method for detection of aberrant tissue spectra |
WO2008110788A1 (en) | 2007-03-15 | 2008-09-18 | Imperial Innovations Limited | Heart rate measurement |
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