JPS5244089A - Device for detecting heart state - Google Patents
Device for detecting heart stateInfo
- Publication number
- JPS5244089A JPS5244089A JP51117908A JP11790876A JPS5244089A JP S5244089 A JPS5244089 A JP S5244089A JP 51117908 A JP51117908 A JP 51117908A JP 11790876 A JP11790876 A JP 11790876A JP S5244089 A JPS5244089 A JP S5244089A
- Authority
- JP
- Japan
- Prior art keywords
- detecting heart
- heart state
- state
- detecting
- heart
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/362—Heart stimulators
- A61N1/3621—Heart stimulators for treating or preventing abnormally high heart rate
-
- 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
- A61B5/361—Detecting fibrillation
-
- 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
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/39—Heart defibrillators
- A61N1/3956—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/39—Heart defibrillators
- A61N1/3987—Heart defibrillators characterised by the timing or triggering of the shock
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cardiology (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Radiology & Medical Imaging (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physiology (AREA)
- Psychiatry (AREA)
- Signal Processing (AREA)
- Electrotherapy Devices (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US62002575A | 1975-09-30 | 1975-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5244089A true JPS5244089A (en) | 1977-04-06 |
JPS5753108B2 JPS5753108B2 (en) | 1982-11-11 |
Family
ID=24484280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51117908A Granted JPS5244089A (en) | 1975-09-30 | 1976-09-30 | Device for detecting heart state |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5244089A (en) |
CA (1) | CA1087691A (en) |
DE (2) | DE2643907A1 (en) |
GB (1) | GB1538522A (en) |
NL (1) | NL177463C (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57501116A (en) * | 1980-08-05 | 1982-07-01 | ||
JPH05285115A (en) * | 1992-02-06 | 1993-11-02 | Cardiac Pacemakers Inc | Irregular pulse detector using converting point of delta modulated electrocardiogram wave |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2814457C3 (en) * | 1978-04-04 | 1981-10-15 | Institutsgemeinschaft Stuttgart e.V., 7000 Stuttgart | Device for detecting the QRS complex from an electrical cardiac action signal |
WO1980000006A1 (en) * | 1978-06-02 | 1980-01-10 | J Anderson | Diagnostic apparatus |
US4291699A (en) * | 1978-09-21 | 1981-09-29 | Purdue Research Foundation | Method of and apparatus for automatically detecting and treating ventricular fibrillation |
US4312356A (en) * | 1979-03-07 | 1982-01-26 | George Edgar Sowton | Pacemakers for tachycardia control |
US4295474A (en) * | 1979-10-02 | 1981-10-20 | The Johns Hopkins University | Recorder with patient alarm and service request systems suitable for use with automatic implantable defibrillator |
US4303075A (en) * | 1980-02-11 | 1981-12-01 | Mieczyslaw Mirowski | Method and apparatus for maximizing stroke volume through atrioventricular pacing using implanted cardioverter/pacer |
US4407288B1 (en) * | 1981-02-18 | 2000-09-19 | Mieczyslaw Mirowski | Implantable heart stimulator and stimulation method |
US4559946A (en) * | 1982-06-18 | 1985-12-24 | Mieczyslaw Mirowski | Method and apparatus for correcting abnormal cardiac activity by low energy shocks |
JPH01136783U (en) * | 1988-03-11 | 1989-09-19 | ||
EP0402508B2 (en) * | 1989-06-15 | 2002-10-23 | St. Jude Medical AB | Means for detecting a series of abnormal events in an electrical signal, especially the depolarisation signal of a heart |
NO322399B1 (en) * | 1999-09-07 | 2006-10-02 | Laerdal Medical As | System for calculating the probability of the outcome of an imminent defibrillator shock based on characteristic features of the heart painted during cardiac arrest and resuscitation |
JP2008543479A (en) * | 2005-06-23 | 2008-12-04 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Defibrillator with automatic shock first / CPR first algorithm |
US8942800B2 (en) | 2012-04-20 | 2015-01-27 | Cardiac Science Corporation | Corrective prompting system for appropriate chest compressions |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3352300A (en) * | 1964-10-28 | 1967-11-14 | Fred A Rose | Cardiac monitor |
US3716059A (en) | 1970-08-24 | 1973-02-13 | Cardiac Resuscitator Corp | Cardiac resuscitator |
-
1976
- 1976-09-27 GB GB40018/76A patent/GB1538522A/en not_active Expired
- 1976-09-29 DE DE2643907A patent/DE2643907A1/en not_active Ceased
- 1976-09-29 DE DE2661005A patent/DE2661005C2/de not_active Expired - Lifetime
- 1976-09-29 CA CA262,273A patent/CA1087691A/en not_active Expired
- 1976-09-30 NL NLAANVRAGE7610831,A patent/NL177463C/en not_active IP Right Cessation
- 1976-09-30 JP JP51117908A patent/JPS5244089A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57501116A (en) * | 1980-08-05 | 1982-07-01 | ||
JPH05285115A (en) * | 1992-02-06 | 1993-11-02 | Cardiac Pacemakers Inc | Irregular pulse detector using converting point of delta modulated electrocardiogram wave |
Also Published As
Publication number | Publication date |
---|---|
DE2643907A1 (en) | 1977-04-07 |
DE2661005C2 (en) | 1990-03-08 |
GB1538522A (en) | 1979-01-17 |
CA1087691A (en) | 1980-10-14 |
JPS5753108B2 (en) | 1982-11-11 |
NL7610831A (en) | 1977-04-01 |
NL177463B (en) | 1985-05-01 |
NL177463C (en) | 1985-10-01 |
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