SE439732B - Digitalt styrd pulsgenerator - Google Patents

Digitalt styrd pulsgenerator

Info

Publication number
SE439732B
SE439732B SE7806319A SE7806319A SE439732B SE 439732 B SE439732 B SE 439732B SE 7806319 A SE7806319 A SE 7806319A SE 7806319 A SE7806319 A SE 7806319A SE 439732 B SE439732 B SE 439732B
Authority
SE
Sweden
Prior art keywords
counter
signal
count
output
time
Prior art date
Application number
SE7806319A
Other languages
English (en)
Swedish (sv)
Other versions
SE7806319L (sv
Inventor
J T Hartlaub
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
Publication of SE7806319L publication Critical patent/SE7806319L/xx
Publication of SE439732B publication Critical patent/SE439732B/sv

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
    • 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
    • A61N1/37—Monitoring; Protecting
    • A61N1/3702—Physiological parameters

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Engineering & Computer Science (AREA)
  • Physiology (AREA)
  • Biophysics (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)
SE7806319A 1977-06-13 1978-05-31 Digitalt styrd pulsgenerator SE439732B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/805,726 US4164945A (en) 1977-06-13 1977-06-13 Digital cardiac pacemaker medical device

Publications (2)

Publication Number Publication Date
SE7806319L SE7806319L (sv) 1978-12-14
SE439732B true SE439732B (sv) 1985-07-01

Family

ID=25192356

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7806319A SE439732B (sv) 1977-06-13 1978-05-31 Digitalt styrd pulsgenerator

Country Status (13)

Country Link
US (1) US4164945A (pt)
JP (1) JPS546388A (pt)
AR (1) AR224616A1 (pt)
AU (1) AU519527B2 (pt)
BE (1) BE868057A (pt)
BR (1) BR7803758A (pt)
CA (1) CA1101935A (pt)
DE (1) DE2825626A1 (pt)
FR (1) FR2394281A1 (pt)
GB (1) GB1599231A (pt)
IT (1) IT1105721B (pt)
NL (1) NL7806336A (pt)
SE (1) SE439732B (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2828127A1 (de) * 1978-02-24 1979-08-30 Cardiac Pacemakers Herzschrittmacher
DE2939233A1 (de) * 1979-09-27 1981-04-09 Siemens AG, 1000 Berlin und 8000 München Herzschrittmacher
US4278094A (en) * 1979-10-10 1981-07-14 Medtronic, Inc. Pacemaker with pulse width adjustment circuitry
US4557266A (en) * 1979-12-13 1985-12-10 American Hospital Supply Corporation Programmable digital cardiac pacer
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
US4407288B1 (en) * 1981-02-18 2000-09-19 Mieczyslaw Mirowski Implantable heart stimulator and stimulation method
US4590941A (en) * 1981-03-02 1986-05-27 Cordis Corporation Cardiac pacer with improved battery system, output circuitry, and emergency operation
FR2541902B1 (fr) * 1983-03-04 1986-02-07 Cofrem International Sa Appareil therapeutique athermique
SE9902058D0 (sv) 1999-06-03 1999-06-03 Pacesetter Ab Medical implant
US9445729B2 (en) * 2012-07-20 2016-09-20 Resmed Sensor Technologies Limited Range gated radio frequency physiology sensor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518997A (en) * 1969-01-17 1970-07-07 Robert W Sessions Electronic heart stimulator
US3557796A (en) * 1969-03-10 1971-01-26 Cordis Corp Digital counter driven pacer
US3805796A (en) * 1971-05-10 1974-04-23 Cordis Corp Implantable cardiac pacer having adjustable operating parameters
US3833005A (en) * 1971-07-26 1974-09-03 Medtronic Inc Compared count digitally controlled pacemaker
US3842844A (en) * 1972-06-30 1974-10-22 Medtronic Inc Electromedical pulse generator with continuous pulse width adjustment circuitry
US3870050A (en) * 1973-11-07 1975-03-11 Greatbatch W Demand pacer
DE2539592A1 (de) * 1975-09-05 1977-03-10 Inform Elektromedizinische Ger Herzschrittmacher-pruefgeraet
US4049004A (en) * 1976-02-02 1977-09-20 Arco Medical Products Company Implantable digital cardiac pacer having externally selectible operating parameters and "one shot" digital pulse generator for use therein

Also Published As

Publication number Publication date
JPS546388A (en) 1979-01-18
US4164945A (en) 1979-08-21
AR224616A1 (es) 1981-12-30
CA1101935A (en) 1981-05-26
IT7849827A0 (it) 1978-06-12
FR2394281B1 (pt) 1984-03-23
FR2394281A1 (fr) 1979-01-12
GB1599231A (en) 1981-09-30
AU519527B2 (en) 1981-12-10
JPS6125387B2 (pt) 1986-06-16
AU3645478A (en) 1979-11-29
DE2825626A1 (de) 1978-12-21
NL7806336A (nl) 1978-12-15
BE868057A (fr) 1978-10-02
SE7806319L (sv) 1978-12-14
IT1105721B (it) 1985-11-04
DE2825626C2 (pt) 1990-12-06
BR7803758A (pt) 1979-01-09

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