WO2010077997A3 - Method and apparatus for determining heart rate variability using wavelet transformation - Google Patents
Method and apparatus for determining heart rate variability using wavelet transformation Download PDFInfo
- Publication number
- WO2010077997A3 WO2010077997A3 PCT/US2009/068336 US2009068336W WO2010077997A3 WO 2010077997 A3 WO2010077997 A3 WO 2010077997A3 US 2009068336 W US2009068336 W US 2009068336W WO 2010077997 A3 WO2010077997 A3 WO 2010077997A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wavelet transformation
- heart rate
- rate variability
- extent
- determining heart
- 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
- A61B5/02—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
- A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
-
- 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
- A61B5/02405—Determining heart rate variability
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
- A61B5/346—Analysis of electrocardiograms
- A61B5/349—Detecting specific parameters of the electrocardiograph cycle
- A61B5/366—Detecting abnormal QRS complex, e.g. widening
-
- 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
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
- A61B5/7207—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts
-
- 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
- A61B5/7225—Details of analog processing, e.g. isolation amplifier, gain or sensitivity adjustment, filtering, baseline or drift compensation
-
- 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
-
- 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
- A61B5/22—Ergometry; Measuring muscular strength or the force of a muscular blow
-
- 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
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6824—Arm or wrist
-
- 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
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
- A61B5/7207—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts
- A61B5/721—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts using a separate sensor to detect motion or using motion information derived from signals other than the physiological signal to be measured
-
- 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
- A61B5/7264—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems
- A61B5/7267—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems involving training the classification device
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Surgery (AREA)
- Public Health (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Physiology (AREA)
- Signal Processing (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Psychiatry (AREA)
- Vascular Medicine (AREA)
- Immunology (AREA)
- Pulmonology (AREA)
- Power Engineering (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/140,165 US20120123232A1 (en) | 2008-12-16 | 2009-12-16 | Method and apparatus for determining heart rate variability using wavelet transformation |
EP09836926.7A EP2375973A4 (en) | 2008-12-16 | 2009-12-16 | Method and apparatus for determining heart rate variability using wavelet transformation |
CA2747057A CA2747057A1 (en) | 2008-12-16 | 2009-12-16 | Method and apparatus for determining heart rate variability using wavelet transformation |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12280408P | 2008-12-16 | 2008-12-16 | |
US61/122,804 | 2008-12-16 | ||
US16728709P | 2009-04-07 | 2009-04-07 | |
US61/167,287 | 2009-04-07 | ||
USPCT/US2009/006234 | 2009-11-20 | ||
PCT/US2009/006234 WO2010065067A1 (en) | 2008-11-20 | 2009-11-20 | Method and apparatus for determining critical care parameters |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2010077997A2 WO2010077997A2 (en) | 2010-07-08 |
WO2010077997A3 true WO2010077997A3 (en) | 2010-10-14 |
Family
ID=42310544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2009/068336 WO2010077997A2 (en) | 2008-12-16 | 2009-12-16 | Method and apparatus for determining heart rate variability using wavelet transformation |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2375973A4 (en) |
CA (1) | CA2747057A1 (en) |
WO (1) | WO2010077997A2 (en) |
Cited By (1)
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US8600486B2 (en) | 2011-03-25 | 2013-12-03 | Zoll Medical Corporation | Method of detecting signal clipping in a wearable ambulatory medical device |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5425373A (en) * | 1991-01-15 | 1995-06-20 | Pacesetter, Inc. | Apparatus and method for analyzing and enhancing intercardiac signals |
US20030135097A1 (en) * | 2001-06-25 | 2003-07-17 | Science Applications International Corporation | Identification by analysis of physiometric variation |
US20060264775A1 (en) * | 2003-03-14 | 2006-11-23 | Mills Gary N | Methods of and apparatus for determining fluid volume presence in mammalian tissue |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5827195A (en) * | 1997-05-09 | 1998-10-27 | Cambridge Heart, Inc. | Electrocardiogram noise reduction using multi-dimensional filtering |
US6312612B1 (en) | 1999-06-09 | 2001-11-06 | The Procter & Gamble Company | Apparatus and method for manufacturing an intracutaneous microneedle array |
US6605038B1 (en) | 2000-06-16 | 2003-08-12 | Bodymedia, Inc. | System for monitoring health, wellness and fitness |
US6561986B2 (en) * | 2001-01-17 | 2003-05-13 | Cardiodynamics International Corporation | Method and apparatus for hemodynamic assessment including fiducial point detection |
-
2009
- 2009-12-16 WO PCT/US2009/068336 patent/WO2010077997A2/en active Application Filing
- 2009-12-16 EP EP09836926.7A patent/EP2375973A4/en not_active Withdrawn
- 2009-12-16 CA CA2747057A patent/CA2747057A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5425373A (en) * | 1991-01-15 | 1995-06-20 | Pacesetter, Inc. | Apparatus and method for analyzing and enhancing intercardiac signals |
US20030135097A1 (en) * | 2001-06-25 | 2003-07-17 | Science Applications International Corporation | Identification by analysis of physiometric variation |
US20060264775A1 (en) * | 2003-03-14 | 2006-11-23 | Mills Gary N | Methods of and apparatus for determining fluid volume presence in mammalian tissue |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8600486B2 (en) | 2011-03-25 | 2013-12-03 | Zoll Medical Corporation | Method of detecting signal clipping in a wearable ambulatory medical device |
US9204813B2 (en) | 2011-03-25 | 2015-12-08 | Zoll Medical Corporation | Method of detecting signal clipping in a wearable ambulatory medical device |
US9456778B2 (en) | 2011-03-25 | 2016-10-04 | Zoll Medical Corporation | Method of detecting signal clipping in a wearable ambulatory medical device |
Also Published As
Publication number | Publication date |
---|---|
CA2747057A1 (en) | 2010-07-08 |
EP2375973A2 (en) | 2011-10-19 |
WO2010077997A2 (en) | 2010-07-08 |
EP2375973A4 (en) | 2014-02-12 |
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