GB1335679A - Pacemakers - Google Patents
PacemakersInfo
- Publication number
- GB1335679A GB1335679A GB5943570A GB5943570A GB1335679A GB 1335679 A GB1335679 A GB 1335679A GB 5943570 A GB5943570 A GB 5943570A GB 5943570 A GB5943570 A GB 5943570A GB 1335679 A GB1335679 A GB 1335679A
- Authority
- GB
- United Kingdom
- Prior art keywords
- terminals
- capacitor
- transistor
- ventricular
- conduct
- 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
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)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US88482569A | 1969-12-15 | 1969-12-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1335679A true GB1335679A (en) | 1973-10-31 |
Family
ID=25385487
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5943570A Expired GB1335679A (en) | 1969-12-15 | 1970-12-15 | Pacemakers |
GB193373A Expired GB1335680A (en) | 1969-12-15 | 1970-12-15 | Rate discrimination circuit |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB193373A Expired GB1335680A (en) | 1969-12-15 | 1970-12-15 | Rate discrimination circuit |
Country Status (5)
Country | Link |
---|---|
US (1) | US3661158A (de) |
JP (1) | JPS5145912B1 (de) |
DE (1) | DE2061182A1 (de) |
GB (2) | GB1335679A (de) |
NL (1) | NL7016859A (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3814106A (en) * | 1972-04-14 | 1974-06-04 | American Optical Corp | Atrial and ventricular pacer having independent rate controls and means to maintain a constant av delay |
US3999556A (en) * | 1974-12-16 | 1976-12-28 | Medtronic, Inc. | Demand cardiac pacemaker with input circuit portion of increased sensitivity |
DE2701104A1 (de) * | 1977-01-12 | 1978-07-13 | Medtronic France S A | Herzschrittmacher |
US4421114A (en) * | 1978-10-30 | 1983-12-20 | Berkovits Barouh V | Tachycardia treatment |
US4328807A (en) * | 1980-04-07 | 1982-05-11 | Medtronic, Inc. | Output pulse artifact rejection in demand pacemakers |
US4333470A (en) * | 1980-04-07 | 1982-06-08 | Medtronic, Inc. | Output pulse artifact rejection in demand pacemakers |
USRE32378E (en) * | 1980-04-07 | 1987-03-24 | Medtronic, Inc. | Output pulse artifact rejection in demand pacemakers and sensing circuits employed in conjunction therewith |
US4386610A (en) * | 1980-05-27 | 1983-06-07 | Cordis Corporation | Ventricular-inhibited cardiac pacer |
US4401119A (en) * | 1981-02-17 | 1983-08-30 | Medtronic, Inc. | Prolongation of timing intervals in response to ectopic heart beats in atrial and ventricular pacemakers |
US4407287A (en) * | 1981-02-17 | 1983-10-04 | Medtronic, Inc. | Atrial and ventricular-only pacemaker responsive to premature ventricular contractions |
EP0058603B1 (de) * | 1981-02-17 | 1986-04-23 | Medtronic, Inc. | Anzeiger des Erschöpfungszustandes der Speisequelle einpflanzbarer medizinischer Geräte |
US5978710A (en) | 1998-01-23 | 1999-11-02 | Sulzer Intermedics Inc. | Implantable cardiac stimulator with safe noise mode |
US20040127932A1 (en) * | 2002-09-12 | 2004-07-01 | Shah Tilak M. | Dip-molded polymeric medical devices with reverse thickness gradient, and method of making same |
US7697986B2 (en) * | 2006-07-10 | 2010-04-13 | Biotronik Crm Patent Ag | Cardiac pacemaker |
WO2010144419A2 (en) * | 2009-06-08 | 2010-12-16 | Surgivision, Inc. | Mri-guided interventional systems that can track and generate dynamic visualizations of flexible intrabody devices in near real time |
EP2442718B1 (de) | 2009-06-16 | 2018-04-25 | MRI Interventions, Inc. | Mri-geführte vorrichtungen und mri-geführte eingriffssysteme, die dynamische visualisierungen der vorrichtungen in fast-echtzeit nachverfolgen und generieren können |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE632412A (de) * | 1962-05-17 | |||
US3433228A (en) * | 1966-05-06 | 1969-03-18 | Cordis Corp | Multimode cardiac pacer |
US3454012A (en) * | 1966-11-17 | 1969-07-08 | Esb Inc | Rechargeable heart stimulator |
US3523539A (en) * | 1968-02-26 | 1970-08-11 | Hewlett Packard Co | Demand cardiac pacemaker and method |
-
1969
- 1969-12-15 US US884825A patent/US3661158A/en not_active Expired - Lifetime
-
1970
- 1970-11-18 NL NL7016859A patent/NL7016859A/xx unknown
- 1970-12-11 JP JP45109643A patent/JPS5145912B1/ja active Pending
- 1970-12-11 DE DE19702061182 patent/DE2061182A1/de active Pending
- 1970-12-15 GB GB5943570A patent/GB1335679A/en not_active Expired
- 1970-12-15 GB GB193373A patent/GB1335680A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7016859A (de) | 1971-06-17 |
JPS5145912B1 (de) | 1976-12-06 |
DE2061182A1 (de) | 1971-06-24 |
US3661158A (en) | 1972-05-09 |
GB1335680A (en) | 1973-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |