CA1145408A - Tachycardia sensing circuit for pacemaker - Google Patents

Tachycardia sensing circuit for pacemaker

Info

Publication number
CA1145408A
CA1145408A CA000338637A CA338637A CA1145408A CA 1145408 A CA1145408 A CA 1145408A CA 000338637 A CA000338637 A CA 000338637A CA 338637 A CA338637 A CA 338637A CA 1145408 A CA1145408 A CA 1145408A
Authority
CA
Canada
Prior art keywords
heart
asynchronous mode
tachycardia
beat
pulses
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
Application number
CA000338637A
Other languages
English (en)
French (fr)
Inventor
Ray S. Mcdonald
Barouh V. 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.)
Medtronic Inc
Original Assignee
Medtronic Inc
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 Medtronic Inc filed Critical Medtronic Inc
Application granted granted Critical
Publication of CA1145408A publication Critical patent/CA1145408A/en
Expired 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
    • A61N1/3621—Heart stimulators for treating or preventing abnormally high heart rate
    • A61N1/3622—Heart stimulators for treating or preventing abnormally high heart rate comprising two or more electrodes co-operating with different heart regions

Landscapes

  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Electrotherapy Devices (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
CA000338637A 1978-10-30 1979-10-29 Tachycardia sensing circuit for pacemaker Expired CA1145408A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US95619178A 1978-10-30 1978-10-30
US956,191 1978-10-30

Publications (1)

Publication Number Publication Date
CA1145408A true CA1145408A (en) 1983-04-26

Family

ID=25497883

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000338637A Expired CA1145408A (en) 1978-10-30 1979-10-29 Tachycardia sensing circuit for pacemaker

Country Status (6)

Country Link
JP (1) JPS5560467A (enExample)
AU (1) AU533445B2 (enExample)
CA (1) CA1145408A (enExample)
DE (1) DE2943583A1 (enExample)
FR (1) FR2440201A1 (enExample)
NL (1) NL7907462A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4872459A (en) * 1985-08-12 1989-10-10 Intermedics, Inc. Pacemaker for detecting and terminating a tachycardia

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3110014A1 (de) * 1980-05-19 1982-03-25 Telectronics Pty. Ltd., Lane Cove, New South Wales Aeusserlich rueckstellbarer tachykardie-regelschrittmacher
US4407287A (en) * 1981-02-17 1983-10-04 Medtronic, Inc. Atrial and ventricular-only pacemaker responsive to premature ventricular contractions
US4407288B1 (en) * 1981-02-18 2000-09-19 Mieczyslaw Mirowski Implantable heart stimulator and stimulation method
DE3110013A1 (de) * 1981-03-11 1982-09-23 Telectronics Pty. Ltd., Lane Cove, New South Wales Ratebezogener tachykardie-regelschrittmacher
DE3115124A1 (de) * 1981-04-10 1982-11-04 Biotronik Meß- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin, 1000 Berlin "herzschrittmacher"
DE3277684D1 (en) * 1981-05-04 1987-12-23 Biotronik Mess & Therapieg Pacemaker
DE3127597A1 (de) * 1981-07-13 1983-02-17 Siemens AG, 1000 Berlin und 8000 München Verfahren und herzschrittmacher zur bifokalen stimulierung des herzens
DE3207006A1 (de) * 1982-02-26 1983-09-08 Siemens AG, 1000 Berlin und 8000 München Av-sequenzieller herzschrittmacher
FR2544989B1 (fr) * 1983-04-29 1986-04-18 Ela Medical Sa Stimulateur cardiaque auriculo-ventriculaire

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2082703A5 (enExample) * 1970-03-24 1971-12-10 Zacouto Fred
US3782367A (en) * 1972-02-25 1974-01-01 Hoffmann La Roche {37 pacemaker{38 {11 monitoring technique and system
GB1493353A (en) * 1973-11-21 1977-11-30 Devices Implants Ltd Device for terminating tachycardia
FR2257312A1 (en) * 1974-01-16 1975-08-08 Zacouto Fred Electromedical heart treatment appts. - generates electric field between peripheral electrode and one implanted in heart cavity
US4088140A (en) * 1976-06-18 1978-05-09 Medtronic, Inc. Demand anti-arrhythmia pacemaker
IT1118131B (it) * 1978-07-20 1986-02-24 Medtronic Inc Perfezionamento nei pacemaker cardiaci multi-modo adattabili impiantabili
FR2435954A1 (fr) * 1978-09-14 1980-04-11 Zacouto Fred Procede et dispositif de stimulation cardiaque

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4872459A (en) * 1985-08-12 1989-10-10 Intermedics, Inc. Pacemaker for detecting and terminating a tachycardia

Also Published As

Publication number Publication date
JPS6214299B2 (enExample) 1987-04-01
DE2943583A1 (de) 1980-05-14
AU533445B2 (en) 1983-11-24
FR2440201B1 (enExample) 1984-12-28
FR2440201A1 (fr) 1980-05-30
JPS5560467A (en) 1980-05-07
AU5225279A (en) 1980-05-08
NL7907462A (nl) 1980-05-02

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Legal Events

Date Code Title Description
MKEX Expiry