DE2255421A1 - Synchronisierter vorhof- und herzkammer-schrittmacher - Google Patents

Synchronisierter vorhof- und herzkammer-schrittmacher

Info

Publication number
DE2255421A1
DE2255421A1 DE2255421A DE2255421A DE2255421A1 DE 2255421 A1 DE2255421 A1 DE 2255421A1 DE 2255421 A DE2255421 A DE 2255421A DE 2255421 A DE2255421 A DE 2255421A DE 2255421 A1 DE2255421 A1 DE 2255421A1
Authority
DE
Germany
Prior art keywords
capacitor
transistor
pulse
voltage
ventricular
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.)
Pending
Application number
DE2255421A
Other languages
German (de)
English (en)
Inventor
Barouh Vojtech Berkovits
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
American Optical Corp
Original Assignee
American Optical Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by American Optical Corp filed Critical American Optical Corp
Publication of DE2255421A1 publication Critical patent/DE2255421A1/de
Pending legal-status Critical Current

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
    • A61N1/365—Heart stimulators controlled by a physiological parameter, e.g. heart potential
    • A61N1/368—Heart stimulators controlled by a physiological parameter, e.g. heart potential comprising more than one electrode co-operating with different heart regions

Landscapes

  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Physiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Electrotherapy Devices (AREA)
DE2255421A 1971-12-30 1972-11-09 Synchronisierter vorhof- und herzkammer-schrittmacher Pending DE2255421A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21421871A 1971-12-30 1971-12-30

Publications (1)

Publication Number Publication Date
DE2255421A1 true DE2255421A1 (de) 1973-07-05

Family

ID=22798246

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2255421A Pending DE2255421A1 (de) 1971-12-30 1972-11-09 Synchronisierter vorhof- und herzkammer-schrittmacher

Country Status (11)

Country Link
US (1) US3757791A (enrdf_load_stackoverflow)
JP (1) JPS4877685A (enrdf_load_stackoverflow)
AU (1) AU476434B2 (enrdf_load_stackoverflow)
DE (1) DE2255421A1 (enrdf_load_stackoverflow)
FR (1) FR2166004B1 (enrdf_load_stackoverflow)
GB (2) GB1414862A (enrdf_load_stackoverflow)
IL (1) IL40651A (enrdf_load_stackoverflow)
IT (1) IT973847B (enrdf_load_stackoverflow)
NL (1) NL7216973A (enrdf_load_stackoverflow)
SE (1) SE419290B (enrdf_load_stackoverflow)
ZA (1) ZA727551B (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3908667A (en) * 1973-01-17 1975-09-30 Robert I Bernstein Cardiac pacer
JPS5030741U (enrdf_load_stackoverflow) * 1973-07-09 1975-04-05
FR2298909A1 (fr) * 1975-01-24 1976-08-20 Medtronic Inc Circuit de protection pour un stimulateur cardiaque
US4038990A (en) * 1975-11-19 1977-08-02 Medtronic, Inc. Cautery protection circuit for a heart pacemaker
US3968802A (en) * 1975-01-24 1976-07-13 Medtronic, Inc. Cautery protection circuit for a heart pacemaker
CA1128137A (en) * 1979-03-30 1982-07-20 Medtronic, Inc. Rate and a-v delayed generator for heart pacemaker
US4397316A (en) * 1979-03-30 1983-08-09 Medtronic, Inc. Rate and A-V delay generator for heart pacemaker
US4386610A (en) * 1980-05-27 1983-06-07 Cordis Corporation Ventricular-inhibited cardiac pacer
US4485818A (en) * 1980-11-14 1984-12-04 Cordis Corporation Multi-mode microprocessor-based programmable cardiac pacer
US4510945A (en) * 1982-07-12 1985-04-16 Cordis Corporation P Wave detection system
US5507778A (en) * 1994-02-22 1996-04-16 Zmd Corporation Semiautomatic defibrillator with synchronized shock delivery
US5391187A (en) * 1994-02-22 1995-02-21 Zmd Corporation Semiautomatic defibrillator with heart rate alarm driven by shock advisory algorithm
US5978710A (en) 1998-01-23 1999-11-02 Sulzer Intermedics Inc. Implantable cardiac stimulator with safe noise mode
US6125300A (en) * 1998-09-11 2000-09-26 Medtronic, Inc. Implantable device with output circuitry for simultaneous stimulation at multiple sites
US6711437B2 (en) 2001-07-30 2004-03-23 Medtronic, Inc. Pacing channel isolation in multi-site cardiac pacing systems
US10940318B2 (en) 2014-06-17 2021-03-09 Morton M. Mower Method and apparatus for electrical current therapy of biological tissue

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3229687A (en) * 1964-01-08 1966-01-18 Norman J Holter Electrocardio recording and reproducing system
FR1537009A (fr) * 1966-06-13 1968-08-23 Consiglio Nazional Delle Ricer Pacemaker cardiaque à autosynchronisation
CH474271A (de) * 1967-05-12 1969-06-30 Hoffmann La Roche Herz-Stimulator
US3547127A (en) * 1968-04-29 1970-12-15 Medtronic Inc Cardiac pacemaker with regulated power supply
US3595242A (en) * 1969-03-26 1971-07-27 American Optical Corp Atrial and ventricular demand pacer
US3656487A (en) * 1969-06-12 1972-04-18 Medtronic Inc Electronic demand heart pacemaker with different pacing and standby rates
US3759266A (en) * 1970-10-07 1973-09-18 Medcor Inc Ng reset and voltage increasing circuits cardiac autopacer with variable refractory non linear feedback latchi

Also Published As

Publication number Publication date
SE7512320L (sv) 1975-11-04
SE419290B (sv) 1981-07-27
IL40651A (en) 1974-10-22
AU4933272A (en) 1974-05-30
GB1414861A (en) 1975-11-19
IT973847B (it) 1974-06-10
US3757791A (en) 1973-09-11
FR2166004B1 (enrdf_load_stackoverflow) 1978-12-29
AU476434B2 (en) 1976-09-23
JPS4877685A (enrdf_load_stackoverflow) 1973-10-18
GB1414862A (en) 1975-11-19
ZA727551B (en) 1973-07-25
IL40651A0 (en) 1972-12-29
NL7216973A (enrdf_load_stackoverflow) 1973-07-03
FR2166004A1 (enrdf_load_stackoverflow) 1973-08-10

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Legal Events

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OHA Expiration of time for request for examination