CA1100580A - Stimulateur cardiaque - Google Patents

Stimulateur cardiaque

Info

Publication number
CA1100580A
CA1100580A CA287,539A CA287539A CA1100580A CA 1100580 A CA1100580 A CA 1100580A CA 287539 A CA287539 A CA 287539A CA 1100580 A CA1100580 A CA 1100580A
Authority
CA
Canada
Prior art keywords
heart
microprocessor
pulse generator
stimulation pulse
patient
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
CA287,539A
Other languages
English (en)
Inventor
Morton H. Lewin
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.)
Intermedics Inc
Original Assignee
Intermedics 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 Intermedics Inc filed Critical Intermedics Inc
Application granted granted Critical
Publication of CA1100580A publication Critical patent/CA1100580A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/78—Generating a single train of pulses having a predetermined pattern, e.g. a predetermined number
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
    • H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
    • H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
    • H03K3/284—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator monostable

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Radiology & Medical Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Cardiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Power Engineering (AREA)
  • Electrotherapy Devices (AREA)
CA287,539A 1976-09-29 1977-09-26 Stimulateur cardiaque Expired CA1100580A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72771076A 1976-09-29 1976-09-29
US727,710 1976-09-29

Publications (1)

Publication Number Publication Date
CA1100580A true CA1100580A (fr) 1981-05-05

Family

ID=24923704

Family Applications (1)

Application Number Title Priority Date Filing Date
CA287,539A Expired CA1100580A (fr) 1976-09-29 1977-09-26 Stimulateur cardiaque

Country Status (11)

Country Link
JP (1) JPS5342484A (fr)
BE (1) BE859086A (fr)
CA (1) CA1100580A (fr)
CH (1) CH627081A5 (fr)
DE (1) DE2738871A1 (fr)
FR (1) FR2366012A1 (fr)
GB (1) GB1587917A (fr)
IE (1) IE45875B1 (fr)
IT (1) IT1089836B (fr)
NL (1) NL7710571A (fr)
SE (1) SE7710869L (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4163451A (en) * 1977-10-26 1979-08-07 Cordis Corporation Interactive method and digitally timed apparatus for cardiac pacing arrhythmia treatment
FR2419720A1 (fr) * 1978-03-14 1979-10-12 Cardiofrance Co Stimulateur cardiaque implantable a fonctions therapeutique et diagnostique
FR2424737A1 (fr) * 1978-05-05 1979-11-30 Cardiofrance Co Procede de reglage d'un stimulateur cardiaque implantable, programmateur de reglage et stimulateur pour la mise en oeuvre du procede
US4958632A (en) * 1978-07-20 1990-09-25 Medtronic, Inc. Adaptable, digital computer controlled cardiac pacemaker
IT1118131B (it) * 1978-07-20 1986-02-24 Medtronic Inc Perfezionamento nei pacemaker cardiaci multi-modo adattabili impiantabili
US4222385A (en) * 1978-09-07 1980-09-16 National Research Development Corporation Electronic heart implant
US4446533A (en) * 1978-09-07 1984-05-01 National Research Development Corporation Stored program digital data processor
EP0011935B2 (fr) * 1978-11-06 1991-05-22 Medtronic, Inc. Dispositif programmateur pour stimulateur du corps
FR2440198A1 (fr) * 1978-11-06 1980-05-30 Medtronic Inc Stimulateur implantable
US4365290A (en) * 1979-03-12 1982-12-21 Medtronic, Inc. Computer system with power control circuit
AU6606881A (en) * 1980-01-16 1981-07-23 Medtronic, Inc. Pacemaker
US4424812A (en) * 1980-10-09 1984-01-10 Cordis Corporation Implantable externally programmable microprocessor-controlled tissue stimulator
DE3153780C2 (de) * 1980-10-16 2003-04-03 Ela Medical Sa Verfahren zur Steuerung eines implantierbaren Herzschrittmachers
FR2492262B1 (fr) * 1980-10-16 1987-02-20 Ela Medical Sa Procede et dispositif de commande d'un appareil ou instrument notamment un stimulateur cardiaque implantable
US4485818A (en) * 1980-11-14 1984-12-04 Cordis Corporation Multi-mode microprocessor-based programmable cardiac pacer
US4407288B1 (en) * 1981-02-18 2000-09-19 Mieczyslaw Mirowski Implantable heart stimulator and stimulation method
US4390022A (en) * 1981-05-18 1983-06-28 Intermedics, Inc. Implantable device with microprocessor control

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3557796A (en) * 1969-03-10 1971-01-26 Cordis Corp Digital counter driven pacer
DE2018256A1 (de) * 1970-04-10 1971-10-21 Dittberner K Elektronische Anordnung zur naturgetreuen Nachbildung der Übertragungseigenschaften biologischer Messgrössenaufnehmer (Receptoren) und zum künstlichen Ersatz biologischer Receptoren
US3833005A (en) * 1971-07-26 1974-09-03 Medtronic Inc Compared count digitally controlled pacemaker

Also Published As

Publication number Publication date
DE2738871A1 (de) 1978-03-30
SE7710869L (sv) 1978-03-30
CH627081A5 (en) 1981-12-31
BE859086A (fr) 1978-03-28
JPS5342484A (en) 1978-04-17
FR2366012B1 (fr) 1984-02-03
IE45875B1 (en) 1982-12-15
IE45875L (en) 1978-03-29
IT1089836B (it) 1985-06-18
FR2366012A1 (fr) 1978-04-28
GB1587917A (en) 1981-04-15
NL7710571A (nl) 1978-03-31

Similar Documents

Publication Publication Date Title
CA1100580A (fr) Stimulateur cardiaque
US4513743A (en) Physiological devices such as pacemakers and method for providing histogram data
GB742524A (en) Improvements in or relating to electronic digital computing machines
US4726380A (en) Implantable cardiac pacer with discontinuous microprocessor, programmable antitachycardia mechanisms and patient data telemetry
US4561442A (en) Implantable cardiac pacer with discontinuous microprocessor programmable antitachycardia mechanisms and patient data telemetry
US4476868A (en) Body stimulator output circuit
US4024875A (en) Device for non-invasive programming of implanted body stimulators
US4503857A (en) Programmable cardiac pacemaker with microprocessor control of pacer rate
US4875483A (en) Implantable cardiac pacer with programmable antitachycardia mechanisms
EP0388131B1 (fr) Générateur de nombres aléatoires
EP0406830A2 (fr) Dispositif cardiaque implantable à commande du microprocesseur par deux horloges
US3517663A (en) Threshold analyzer for an implanted heart stimulator
EP0919028A2 (fr) Procede pour emuler une version sans connexion externe d'un microcontroleur possedant un port standard et systeme pour la realiser
US4594565A (en) Clock oscillator for a cardiac pacer having frequency compensation for temperature and voltage fluctuations
EP0077844B1 (fr) Stimulateur cardiaque utilisant l'accès direct en mémoire d'un microprocesseur afin de produire des séquences d'impulsions de sortie
ES2778599T3 (es) Sistema de marcapasos cardíaco
JPH034290Y2 (fr)
EP0103755A2 (fr) CMOS microprocesseur à microplaquette unique
US20030056137A1 (en) Method and apparatus for writing data between fast and slow clock domains
IL45988A (en) pace maker
US4641109A (en) CMOS crystal controlled oscillator
JP3398788B2 (ja) クロック発生回路
JPH01260518A (ja) マイクロコンピュータ
JPS5943766B2 (ja) 半導体集積回路
Wittkampf et al. The importance of software programmable pacemakers: In vivo programming of a prototype device

Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 19980505