DE2944572C2 - - Google Patents

Info

Publication number
DE2944572C2
DE2944572C2 DE2944572A DE2944572A DE2944572C2 DE 2944572 C2 DE2944572 C2 DE 2944572C2 DE 2944572 A DE2944572 A DE 2944572A DE 2944572 A DE2944572 A DE 2944572A DE 2944572 C2 DE2944572 C2 DE 2944572C2
Authority
DE
Germany
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
DE2944572A
Other versions
DE2944572A1 (de
Inventor
David L. Fridley Minn. Us Thompson
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
Publication of DE2944572A1 publication Critical patent/DE2944572A1/de
Application granted granted Critical
Publication of DE2944572C2 publication Critical patent/DE2944572C2/de
Granted 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
    • 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
    • A61N1/372—Arrangements in connection with the implantation of stimulators
    • A61N1/37211—Means for communicating with stimulators
    • A61N1/37252—Details of algorithms or data aspects of communication system, e.g. handshaking, transmitting specific data or segmenting data
    • A61N1/37254—Pacemaker or defibrillator security, e.g. to prevent or inhibit programming alterations by hackers or unauthorised individuals
DE19792944572 1978-11-06 1979-11-05 Digitaler herzschrittmacher Granted DE2944572A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/957,962 US4250883A (en) 1978-11-06 1978-11-06 Digital cardiac pacemaker with refractory, reversion and sense reset means

Publications (2)

Publication Number Publication Date
DE2944572A1 DE2944572A1 (de) 1980-05-14
DE2944572C2 true DE2944572C2 (de) 1987-01-08

Family

ID=25500411

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792944572 Granted DE2944572A1 (de) 1978-11-06 1979-11-05 Digitaler herzschrittmacher

Country Status (6)

Country Link
US (1) US4250883A (de)
EP (1) EP0011939B1 (de)
AU (1) AU527478B2 (de)
CA (1) CA1136715A (de)
DE (1) DE2944572A1 (de)
FR (1) FR2443845B1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3115124A1 (de) * 1981-04-10 1982-11-04 Biotronik Meß- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin, 1000 Berlin "herzschrittmacher"
US5052388A (en) * 1989-12-22 1991-10-01 Medtronic, Inc. Method and apparatus for implementing activity sensing in a pulse generator
FR2685210B1 (fr) * 1991-12-23 1998-09-11 Ela Medical Sa Procede de controle automatique de la sensibilite, pour appareil implante de stimulation cardioversion et/ou defibrillation cardiaque, et appareil correspondant.
US5387228A (en) * 1993-06-22 1995-02-07 Medtronic, Inc. Cardiac pacemaker with programmable output pulse amplitude and method
US5370668A (en) * 1993-06-22 1994-12-06 Medtronic, Inc. Fault-tolerant elective replacement indication for implantable medical device
US5607458A (en) * 1995-07-13 1997-03-04 Pacesetter, Inc. Safety optimization in microprocessor controlled implantable devices
US5620466A (en) * 1995-08-14 1997-04-15 Cardiac Pacemakers, Inc. Digital AGC using separate gain control and threshold templating
US5662688A (en) * 1995-08-14 1997-09-02 Cardiac Pacemakers, Inc. Slow gain control
US5658317A (en) * 1995-08-14 1997-08-19 Cardiac Pacemakers, Inc. Threshold templating for digital AGC
US6501990B1 (en) * 1999-12-23 2002-12-31 Cardiac Pacemakers, Inc. Extendable and retractable lead having a snap-fit terminal connector
US6463334B1 (en) 1998-11-02 2002-10-08 Cardiac Pacemakers, Inc. Extendable and retractable lead
US6240313B1 (en) 1999-04-19 2001-05-29 Cardiac Pacemakers, Inc. Cardiac rhythm management system with prevention of double counting of events
US6480741B1 (en) * 1999-09-07 2002-11-12 Cardiac Pacemakers, Inc. Heart monitors with robust interval measurements
US6904316B2 (en) * 2001-11-06 2005-06-07 Cardiac Pacemakers, Inc. Cardiac rhythm management system with maximum tracking rate (MTR) hysteresis

Family Cites Families (11)

* 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
US3656487A (en) * 1969-06-12 1972-04-18 Medtronic Inc Electronic demand heart pacemaker with different pacing and standby rates
US3920024A (en) * 1973-04-16 1975-11-18 Vitatron Medical Bv Threshold tracking system and method for stimulating a physiological system
US3945387A (en) * 1974-09-09 1976-03-23 General Electric Company Implantable cardiac pacer with characteristic controllable circuit and control device therefor
DE2519606A1 (de) * 1975-05-02 1976-11-11 Siemens Ag Herzschrittmacher
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
NL7700427A (nl) * 1976-03-03 1977-09-06 Arco Med Prod Co Inplanteerbare digitale hartgangmaker, welke voorzien is van extern kiesbare bedrijfspara- meters.
DE2628629C3 (de) * 1976-06-25 1981-07-23 Irnich, Werner, Dr.-Ing., 5100 Aachen Bedarfsherzschrittmacher mit Störerkennungsschaltung
US4132233A (en) * 1977-06-13 1979-01-02 Medtronic, Inc. Digital cardiac pacer
EP0000988B1 (de) * 1977-08-19 1982-05-26 BIOTRONIK Mess- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin Bedarfsherzschrittmacher
DE2828127A1 (de) * 1978-02-24 1979-08-30 Cardiac Pacemakers Herzschrittmacher

Also Published As

Publication number Publication date
EP0011939A3 (en) 1981-01-07
CA1136715A (en) 1982-11-30
EP0011939B1 (de) 1985-02-20
FR2443845B1 (fr) 1988-04-01
AU5239379A (en) 1980-05-15
DE2944572A1 (de) 1980-05-14
EP0011939A2 (de) 1980-06-11
AU527478B2 (en) 1983-03-03
FR2443845A1 (fr) 1980-07-11
US4250883A (en) 1981-02-17

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8363 Opposition against the patent
8331 Complete revocation