CA1171912A - Arrythmia detection system and method - Google Patents
Arrythmia detection system and methodInfo
- Publication number
- CA1171912A CA1171912A CA000383279A CA383279A CA1171912A CA 1171912 A CA1171912 A CA 1171912A CA 000383279 A CA000383279 A CA 000383279A CA 383279 A CA383279 A CA 383279A CA 1171912 A CA1171912 A CA 1171912A
- Authority
- CA
- Canada
- Prior art keywords
- heart
- sensing
- circuit
- rate
- tachycardia
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title abstract description 35
- 206010003119 arrhythmia Diseases 0.000 title abstract description 10
- 208000001871 Tachycardia Diseases 0.000 claims abstract description 48
- 230000006794 tachycardia Effects 0.000 claims abstract description 48
- 230000000747 cardiac effect Effects 0.000 claims abstract description 38
- 230000033764 rhythmic process Effects 0.000 claims abstract description 37
- 230000002159 abnormal effect Effects 0.000 claims abstract description 36
- 230000001862 defibrillatory effect Effects 0.000 claims abstract description 28
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 206010061592 cardiac fibrillation Diseases 0.000 claims abstract description 10
- 230000002600 fibrillogenic effect Effects 0.000 claims abstract description 10
- 208000003663 ventricular fibrillation Diseases 0.000 claims description 24
- 230000000694 effects Effects 0.000 claims description 6
- 230000002401 inhibitory effect Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 2
- 230000006793 arrhythmia Effects 0.000 abstract description 9
- 239000003990 capacitor Substances 0.000 description 18
- 238000010586 diagram Methods 0.000 description 12
- 230000035939 shock Effects 0.000 description 8
- 230000002861 ventricular Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000028161 membrane depolarization Effects 0.000 description 2
- 230000000246 remedial effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 210000002620 vena cava superior Anatomy 0.000 description 2
- 206010047302 ventricular tachycardia Diseases 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000013194 cardioversion Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 208000019622 heart disease Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- NQLVQOSNDJXLKG-UHFFFAOYSA-N prosulfocarb Chemical compound CCCN(CCC)C(=O)SCC1=CC=CC=C1 NQLVQOSNDJXLKG-UHFFFAOYSA-N 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- 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
-
- 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
- A61N1/3987—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)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Electrotherapy Devices (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17567080A | 1980-08-05 | 1980-08-05 | |
| US06/175,670 | 1980-08-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1171912A true CA1171912A (en) | 1984-07-31 |
Family
ID=22641165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000383279A Expired CA1171912A (en) | 1980-08-05 | 1981-08-05 | Arrythmia detection system and method |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPH0245462B2 (ja) |
| CA (1) | CA1171912A (ja) |
| DE (1) | DE3131042C2 (ja) |
| GB (1) | GB2083363B (ja) |
| NL (1) | NL190185C (ja) |
| WO (1) | WO1982000415A1 (ja) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4407288B1 (en) * | 1981-02-18 | 2000-09-19 | Mieczyslaw Mirowski | Implantable heart stimulator and stimulation method |
| US4384585A (en) * | 1981-03-06 | 1983-05-24 | Medtronic, Inc. | Synchronous intracardiac cardioverter |
| SE8107269L (sv) * | 1981-12-04 | 1983-06-05 | Siemens Elema Ab | Anordning for att avsluta en takykardi |
| US4614192A (en) | 1982-04-21 | 1986-09-30 | Mieczyslaw Mirowski | Implantable cardiac defibrillator employing bipolar sensing and telemetry means |
| FR2559068B1 (fr) * | 1984-02-06 | 1990-01-26 | Medtronic Inc | Circuit de protection pour un dispositif de retablissement cardiaque implantable |
| FR2561929B1 (fr) * | 1984-03-27 | 1989-02-03 | Atesys | Appareillage automatique implante pour la defibrillation ventriculaire |
| GB8526417D0 (en) | 1985-10-25 | 1985-11-27 | Davies D W | Recognition of ventricular tachycardia |
| US4830006B1 (en) * | 1986-06-17 | 1997-10-28 | Intermedics Inc | Implantable cardiac stimulator for detection and treatment of ventricular arrhythmias |
| CA1308170C (en) * | 1987-01-14 | 1992-09-29 | Rahul Mehra | Apparatus for defibrillating a heart |
| US4953551A (en) * | 1987-01-14 | 1990-09-04 | Medtronic, Inc. | Method of defibrillating a heart |
| DE4019002A1 (de) * | 1990-06-13 | 1992-01-02 | Siemens Ag | Elektrodenanordnung fuer einen defibrillator |
| US5243978A (en) * | 1991-10-07 | 1993-09-14 | Medtronic, Inc. | Method and apparatus for wide area antitachycardia pacing |
| US5607454A (en) * | 1993-08-06 | 1997-03-04 | Heartstream, Inc. | Electrotherapy method and apparatus |
| US5593427A (en) * | 1993-08-06 | 1997-01-14 | Heartstream, Inc. | Electrotherapy method |
| US5391187A (en) * | 1994-02-22 | 1995-02-21 | Zmd Corporation | Semiautomatic defibrillator with heart rate alarm driven by shock advisory algorithm |
| US5507778A (en) * | 1994-02-22 | 1996-04-16 | Zmd Corporation | Semiautomatic defibrillator with synchronized shock delivery |
| US6148233A (en) | 1997-03-07 | 2000-11-14 | Cardiac Science, Inc. | Defibrillation system having segmented electrodes |
| US6405081B1 (en) | 1999-04-22 | 2002-06-11 | Koninklijke Philips Electronics N.V. | Damped biphasic energy delivery circuit for a defibrillator |
| ES2820923T3 (es) | 2015-05-13 | 2021-04-22 | Alivecor Inc | Monitorización de discordancias |
| JP6667339B2 (ja) * | 2016-03-29 | 2020-03-18 | フクダ電子株式会社 | 心腔内除細動システム、心腔内除細動システムにおける接続装置、及び除細動器 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3703900A (en) * | 1969-12-02 | 1972-11-28 | Cardiac Resuscitator Corp | Cardiac resuscitator |
| US3614954A (en) * | 1970-02-09 | 1971-10-26 | Medtronic Inc | Electronic standby defibrillator |
| US3857398A (en) * | 1971-12-13 | 1974-12-31 | L Rubin | Electrical cardiac defibrillator |
| GB1538522A (en) * | 1975-09-30 | 1979-01-17 | Mirowski M | Apparatus for detecting the state of a heart and for cardioverting a malfunctioning heart |
| US4030509A (en) * | 1975-09-30 | 1977-06-21 | Mieczyslaw Mirowski | Implantable electrodes for accomplishing ventricular defibrillation and pacing and method of electrode implantation and utilization |
| US4202340A (en) * | 1975-09-30 | 1980-05-13 | Mieczyslaw Mirowski | Method and apparatus for monitoring heart activity, detecting abnormalities, and cardioverting a malfunctioning heart |
| US4085751A (en) * | 1975-10-02 | 1978-04-25 | Sherwood Medical Industries Inc. | Drainage apparatus |
| JPS53140884A (en) * | 1977-05-16 | 1978-12-08 | Toshirou Wada | Method of and device for removing rapid and fine pulsation of heart |
| US4291699A (en) * | 1978-09-21 | 1981-09-29 | Purdue Research Foundation | Method of and apparatus for automatically detecting and treating ventricular fibrillation |
-
1981
- 1981-08-05 WO PCT/US1981/001051 patent/WO1982000415A1/en unknown
- 1981-08-05 CA CA000383279A patent/CA1171912A/en not_active Expired
- 1981-08-05 JP JP56502704A patent/JPH0245462B2/ja not_active Expired - Lifetime
- 1981-08-05 NL NLAANVRAGE8103696,A patent/NL190185C/xx not_active IP Right Cessation
- 1981-08-05 GB GB8123958A patent/GB2083363B/en not_active Expired
- 1981-08-05 DE DE3131042A patent/DE3131042C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL190185B (nl) | 1993-07-01 |
| JPS57501116A (ja) | 1982-07-01 |
| GB2083363A (en) | 1982-03-24 |
| JPH0245462B2 (ja) | 1990-10-09 |
| NL190185C (nl) | 1993-12-01 |
| DE3131042C2 (de) | 1987-02-19 |
| DE3131042A1 (de) | 1982-03-25 |
| WO1982000415A1 (en) | 1982-02-18 |
| NL8103696A (nl) | 1982-03-01 |
| GB2083363B (en) | 1985-02-27 |
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| CA2186700C (en) | An implantable atrial defibrillator having cardioverting output voltage limiting for simulating larger storage capacitors | |
| JP2002518143A (ja) | 心室リードから得られた検知期間を用いて埋込型右心房心内膜リードの移動を検出する方法およびシステム |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEC | Expiry (correction) | ||
| MKEX | Expiry |