GB1421485A - Heart pacers - Google Patents

Heart pacers

Info

Publication number
GB1421485A
GB1421485A GB1830073A GB1830073A GB1421485A GB 1421485 A GB1421485 A GB 1421485A GB 1830073 A GB1830073 A GB 1830073A GB 1830073 A GB1830073 A GB 1830073A GB 1421485 A GB1421485 A GB 1421485A
Authority
GB
United Kingdom
Prior art keywords
atrial
ventricular
pulse
heart
timing
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
GB1830073A
Other languages
English (en)
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.)
American Optical Corp
Original Assignee
American Optical Corp
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 American Optical Corp filed Critical American Optical Corp
Publication of GB1421485A publication Critical patent/GB1421485A/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
    • A61N1/368—Heart stimulators controlled by a physiological parameter, e.g. heart potential comprising more than one electrode co-operating with different heart regions

Landscapes

  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Physiology (AREA)
  • Engineering & Computer Science (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)
GB1830073A 1972-04-14 1973-04-16 Heart pacers Expired GB1421485A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00244156A US3814106A (en) 1972-04-14 1972-04-14 Atrial and ventricular pacer having independent rate controls and means to maintain a constant av delay

Publications (1)

Publication Number Publication Date
GB1421485A true GB1421485A (en) 1976-01-21

Family

ID=22921586

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1830073A Expired GB1421485A (en) 1972-04-14 1973-04-16 Heart pacers

Country Status (6)

Country Link
US (1) US3814106A (enrdf_load_stackoverflow)
JP (1) JPS567701B2 (enrdf_load_stackoverflow)
BR (1) BR7302718D0 (enrdf_load_stackoverflow)
DE (1) DE2314315C2 (enrdf_load_stackoverflow)
GB (1) GB1421485A (enrdf_load_stackoverflow)
NL (1) NL7304895A (enrdf_load_stackoverflow)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3952750A (en) * 1974-04-25 1976-04-27 Mieczyslaw Mirowski Command atrial cardioverting device
US4386610A (en) * 1980-05-27 1983-06-07 Cordis Corporation Ventricular-inhibited cardiac pacer
US4453547A (en) * 1981-04-06 1984-06-12 Physio Technology, Inc. T-Wave inhibiting system
US4390023A (en) * 1981-04-30 1983-06-28 Medtronic, Inc. Patterned electrical tissue stimulator
CA1279101C (en) * 1985-10-10 1991-01-15 Christopher Van Den Honert Multichannel electrical stimulator with improved channel isolation
AU612143B2 (en) * 1987-03-19 1991-07-04 Xytronyx, Inc. Systems for the visualization of exposure to ultraviolet radiation and for the utilization of ultraviolet radiation to effect color changes
USRE38119E1 (en) 1989-01-23 2003-05-20 Mirowski Family Ventures, LLC Method and apparatus for treating hemodynamic disfunction
US6711437B2 (en) 2001-07-30 2004-03-23 Medtronic, Inc. Pacing channel isolation in multi-site cardiac pacing systems
US7231249B2 (en) 2003-07-24 2007-06-12 Mirowski Family Ventures, L.L.C. Methods, apparatus, and systems for multiple stimulation from a single stimulator
US20050055057A1 (en) * 2003-09-05 2005-03-10 Mirowski Famliy Ventures, L.L.C. Method and apparatus for providing ipselateral therapy
US20050055058A1 (en) 2003-09-08 2005-03-10 Mower Morton M. Method and apparatus for intrachamber resynchronization
US8086315B2 (en) 2004-02-12 2011-12-27 Asap Medical, Inc. Cardiac stimulation apparatus and method for the control of hypertension
US8718750B2 (en) * 2011-05-26 2014-05-06 Biotronik Se & Co. Kg Heart stimulator and method for A-V delay optimization
US9008769B2 (en) 2012-12-21 2015-04-14 Backbeat Medical, Inc. Methods and systems for lowering blood pressure through reduction of ventricle filling
US9370662B2 (en) 2013-12-19 2016-06-21 Backbeat Medical, Inc. Methods and systems for controlling blood pressure by controlling atrial pressure
US10342982B2 (en) 2015-09-11 2019-07-09 Backbeat Medical, Inc. Methods and systems for treating cardiac malfunction
US10485658B2 (en) 2016-04-22 2019-11-26 Backbeat Medical, Inc. Methods and systems for controlling blood pressure
CN113546319B (zh) * 2021-07-19 2023-06-23 乐普医学电子仪器股份有限公司 一种自动心房起搏阈值搜索的方法和电路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3426748A (en) * 1965-11-23 1969-02-11 Gen Electric Stimulator analyzer and locater
US3595242A (en) * 1969-03-26 1971-07-27 American Optical Corp Atrial and ventricular demand pacer
US3661158A (en) * 1969-12-15 1972-05-09 American Optical Corp Atrio-ventricular demand pacer with atrial stimuli discrimination
US3717153A (en) * 1970-10-19 1973-02-20 Gen Electric Standby external rate control and implanted standby heart pacer

Also Published As

Publication number Publication date
DE2314315C2 (de) 1982-06-16
NL7304895A (enrdf_load_stackoverflow) 1973-10-16
US3814106A (en) 1974-06-04
DE2314315A1 (de) 1973-10-25
JPS567701B2 (enrdf_load_stackoverflow) 1981-02-19
BR7302718D0 (pt) 1974-08-29
JPS4920982A (enrdf_load_stackoverflow) 1974-02-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee