CA950540A - Method and apparatus for monitoring and stimulating the activity of the heart - Google Patents

Method and apparatus for monitoring and stimulating the activity of the heart

Info

Publication number
CA950540A
CA950540A CA060,045,A CA60045A CA950540A CA 950540 A CA950540 A CA 950540A CA 60045 A CA60045 A CA 60045A CA 950540 A CA950540 A CA 950540A
Authority
CA
Canada
Prior art keywords
stimulating
heart
activity
monitoring
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
CA060,045,A
Other languages
English (en)
Inventor
Theo Grandjean
Alfred Liechti
Juan U. Zumstein
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.)
Fred Liechti AG
Original Assignee
Fred Liechti AG
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 Fred Liechti AG filed Critical Fred Liechti AG
Application granted granted Critical
Publication of CA950540A publication Critical patent/CA950540A/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
    • A61N1/365—Heart stimulators controlled by a physiological parameter, e.g. heart potential
    • A61N1/36514—Heart stimulators controlled by a physiological parameter, e.g. heart potential controlled by a physiological quantity other than heart potential, e.g. blood pressure
    • A61N1/36564—Heart stimulators controlled by a physiological parameter, e.g. heart potential controlled by a physiological quantity other than heart potential, e.g. blood pressure controlled by blood pressure

Landscapes

  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Physiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (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)
CA060,045,A 1968-08-26 1969-08-20 Method and apparatus for monitoring and stimulating the activity of the heart Expired CA950540A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1274668A CH495154A (de) 1968-08-26 1968-08-26 Vorrichtung zur Überwachung und Anregung der Herztätigkeit

Publications (1)

Publication Number Publication Date
CA950540A true CA950540A (en) 1974-07-02

Family

ID=4386003

Family Applications (1)

Application Number Title Priority Date Filing Date
CA060,045,A Expired CA950540A (en) 1968-08-26 1969-08-20 Method and apparatus for monitoring and stimulating the activity of the heart

Country Status (9)

Country Link
US (1) US3638656A (de)
AT (1) AT294307B (de)
BE (1) BE737941A (de)
CA (1) CA950540A (de)
CH (1) CH495154A (de)
DE (1) DE1937136A1 (de)
FR (1) FR2017037A1 (de)
GB (1) GB1247813A (de)
NL (1) NL6912701A (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2120470A6 (de) * 1970-03-24 1972-08-18 Zacouto Fred
US3867950A (en) * 1971-06-18 1975-02-25 Univ Johns Hopkins Fixed rate rechargeable cardiac pacemaker
US3756245A (en) * 1971-07-15 1973-09-04 American Optical Corp Heartbeat stimulating apparatus including means for calibrating its power supply
BE791120A (de) * 1971-11-11 1973-03-01 Medtronic Inc
FR2166517A5 (de) * 1971-12-28 1973-08-17 Gaillard Robert
US3837348A (en) * 1972-01-10 1974-09-24 American Optical Corp Externally-controlled implantable cardiac-pacer capture margin testing apparatus and method
USRE30387E (en) * 1972-03-17 1980-08-26 Medtronic, Inc. Automatic cardioverting circuit
USRE30372E (en) * 1972-03-17 1980-08-19 Medtronic, Inc. Automatic cardioverting circuit
US3805795A (en) * 1972-03-17 1974-04-23 Medtronic Inc Automatic cardioverting circuit
DE2217400A1 (de) * 1972-04-11 1973-10-25 Siemens Ag Herzschrittmacher
US4010755A (en) * 1972-11-28 1977-03-08 Preston Thomas A Unipolar pacing catheter with plural distal electrodes
US4148320A (en) * 1975-03-06 1979-04-10 Kabushiki Kaisha Daini Seikosha Artificial cardiac pacemaker
DE2717659C2 (de) * 1977-04-21 1985-11-14 Wirtzfeld, Alexander, Prof. Dr.med., 8195 Egling Herzschrittmacher
US4114628A (en) * 1977-05-31 1978-09-19 Rizk Nabil I Demand pacemaker with self-adjusting threshold and defibrillating feature
DE2826054A1 (de) * 1978-06-12 1979-12-13 Leitner Enz Ruediger Von Dr Herzschrittmacher
US4280503A (en) * 1980-02-19 1981-07-28 Electro-Catheter Corporation Bipolar electrode insertion apparatus
US4585006A (en) * 1982-08-18 1986-04-29 Cordis Corporation Cardiac pacer having stimulation threshold measurement circuit
JPS6162444A (ja) * 1984-08-14 1986-03-31 コンシ−リオ・ナツイオナ−レ・デツレ・リチエルケ 頻拍発生位置の検出方法および装置
US4566456A (en) * 1984-10-18 1986-01-28 Cordis Corporation Apparatus and method for adjusting heart/pacer rate relative to right ventricular systolic pressure to obtain a required cardiac output
DE3535504A1 (de) * 1985-10-04 1987-04-09 Siemens Ag Herzschrittmacher
US4791931A (en) * 1987-08-13 1988-12-20 Pacesetter Infusion, Ltd. Demand pacemaker using an artificial baroreceptor reflex
US4967749A (en) * 1987-10-06 1990-11-06 Leonard Bloom Hemodynamically responsive system for and method of treating a malfunctioning heart
US5320643A (en) * 1992-10-06 1994-06-14 Medtronic, Inc. Automatic cardiac capture restoration and threshold-seeking method and apparatus
US5871510A (en) * 1994-05-31 1999-02-16 Kroll; Kai Method and apparatus for temporarily electrically forcing cardiac output as a backup for tachycardia patients
US5735876A (en) * 1994-05-31 1998-04-07 Galvani Ltd. Electrical cardiac output forcing method and apparatus for an atrial defibrillator
US5782883A (en) * 1994-05-31 1998-07-21 Galvani Ltd. Suboptimal output device to manage cardiac tachyarrhythmias
US6853859B1 (en) * 1994-05-31 2005-02-08 Galvani, Ltd. Electrical cardiac output forcer
US6185457B1 (en) * 1994-05-31 2001-02-06 Galvani, Ltd. Method and apparatus for electrically forcing cardiac output in an arrhythmia patient
US5636638A (en) * 1994-06-29 1997-06-10 Baxter International Inc. Electrical power amplifier for continuous cardiac output monitoring
US5886576A (en) * 1996-10-16 1999-03-23 Baxter International Inc. Electrical power amplifier for continuous cardiac output monitoring
US20050113886A1 (en) * 2003-11-24 2005-05-26 Fischell David R. Implantable medical system with long range telemetry
US8401637B2 (en) * 2004-11-24 2013-03-19 Galvani, Ltd. Medium voltage therapy applications in treating cardiac arrest
US8483822B1 (en) 2009-07-02 2013-07-09 Galvani, Ltd. Adaptive medium voltage therapy for cardiac arrhythmias
US8750990B1 (en) 2012-12-12 2014-06-10 Galvani, Ltd. Coordinated medium voltage therapy for improving effectiveness of defibrillation therapy

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1816465A (en) * 1931-07-28 Cardiotachometer
US2771554A (en) * 1950-04-11 1956-11-20 Gratzl Kurt Impulse generator for medical use
US3109430A (en) * 1959-01-29 1963-11-05 Electronic Aids Inc Cardiac nerve control device
US3311111A (en) * 1964-08-11 1967-03-28 Gen Electric Controllable electric body tissue stimulators
US3358690A (en) * 1964-11-18 1967-12-19 Marvin M Cohen Heart stimulator utilizing a pressuresensitive semiconductor
US3523539A (en) * 1968-02-26 1970-08-11 Hewlett Packard Co Demand cardiac pacemaker and method

Also Published As

Publication number Publication date
NL6912701A (de) 1970-03-02
US3638656A (en) 1972-02-01
BE737941A (de) 1970-02-02
AT294307B (de) 1971-11-25
GB1247813A (en) 1971-09-29
DE1937136A1 (de) 1970-03-05
FR2017037A1 (de) 1970-05-15
CH495154A (de) 1970-08-31

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