IT953203B - Perfezionamento nei circuiti generatori di impulsi in particola re per marcapassi cardiaci e simili - Google Patents
Perfezionamento nei circuiti generatori di impulsi in particola re per marcapassi cardiaci e similiInfo
- Publication number
- IT953203B IT953203B IT5446371A IT5446371A IT953203B IT 953203 B IT953203 B IT 953203B IT 5446371 A IT5446371 A IT 5446371A IT 5446371 A IT5446371 A IT 5446371A IT 953203 B IT953203 B IT 953203B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- similar
- pulse generator
- generator circuits
- heart markers
- Prior art date
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
- A61N1/372—Arrangements in connection with the implantation of stimulators
- A61N1/378—Electrical supply
-
- 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
-
- 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
- H03K3/30—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 a transformer for feedback, e.g. blocking oscillator
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Power Engineering (AREA)
- Electrotherapy Devices (AREA)
- Primary Cells (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US9725470A | 1970-12-11 | 1970-12-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT953203B true IT953203B (it) | 1973-08-10 |
Family
ID=22262485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT5446371A IT953203B (it) | 1970-12-11 | 1971-12-01 | Perfezionamento nei circuiti generatori di impulsi in particola re per marcapassi cardiaci e simili |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3738371A (it) |
| BE (1) | BE776557A (it) |
| BR (1) | BR7108014D0 (it) |
| CA (1) | CA984467A (it) |
| CH (1) | CH546573A (it) |
| DE (1) | DE2160727A1 (it) |
| DK (1) | DK143934C (it) |
| FR (1) | FR2117641A5 (it) |
| GB (1) | GB1303016A (it) |
| IT (1) | IT953203B (it) |
| SE (1) | SE383259B (it) |
| ZA (1) | ZA717641B (it) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3893462A (en) * | 1972-01-28 | 1975-07-08 | Esb Inc | Bioelectrochemical regenerator and stimulator devices and methods for applying electrical energy to cells and/or tissue in a living body |
| US3882322A (en) * | 1973-01-26 | 1975-05-06 | Medtronic Inc | Pulse generator |
| US3946375A (en) * | 1974-10-07 | 1976-03-23 | The Boeing Company | Redundant DC power supply for analog computers and the like |
| US4120307A (en) * | 1976-10-26 | 1978-10-17 | Medtronic, Inc. | Cardiac pacemaker |
| US4958632A (en) * | 1978-07-20 | 1990-09-25 | Medtronic, Inc. | Adaptable, digital computer controlled cardiac pacemaker |
| US4276883A (en) * | 1978-11-06 | 1981-07-07 | Medtronic, Inc. | Battery monitor for digital cardiac pacemaker |
| DE2913399A1 (de) * | 1979-03-31 | 1980-10-09 | Biotronik Mess & Therapieg | Schaltung zur kontrolle des batteriezustands bei einem herzschrittmacher |
| US4345603A (en) * | 1980-02-19 | 1982-08-24 | Pacesetter Systems, Inc. | Implantable battery monitoring means and method |
| US4390020A (en) * | 1983-02-17 | 1983-06-28 | Medtronic, Inc. | Implantable medical device and power source depletion control therefor |
| EP0173104B1 (en) * | 1984-08-02 | 1993-05-12 | Nec Corporation | Power source system comprising a plurality of power sources having negative resistance characteristics |
| US5076272A (en) * | 1990-06-15 | 1991-12-31 | Telectronics Pacing Systems, Inc. | Autocontrollable pacemaker with alarm |
| US5643911A (en) | 1994-05-19 | 1997-07-01 | Mitsubishi Chemical Corporation | Medicament for therapeutic and prophylactic treatment of diseases caused by smooth muscle cell hyperplasia |
| US6149683A (en) * | 1998-10-05 | 2000-11-21 | Kriton Medical, Inc. | Power system for an implantable heart pump |
| US6871090B1 (en) * | 2000-10-13 | 2005-03-22 | Advanced Bionics Corporation | Switching regulator for implantable spinal cord stimulation |
| US7047079B2 (en) * | 2002-07-26 | 2006-05-16 | Advanced Neuromodulation Systems, Inc. | Method and system for energy conservation in implantable stimulation devices |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3454012A (en) * | 1966-11-17 | 1969-07-08 | Esb Inc | Rechargeable heart stimulator |
| US3474353A (en) * | 1968-01-04 | 1969-10-21 | Cordis Corp | Multivibrator having pulse rate responsive to battery voltage |
| US3620220A (en) * | 1969-10-01 | 1971-11-16 | Cordis Corp | Cardiac pacer with redundant power supply |
-
1970
- 1970-12-11 US US3738371D patent/US3738371A/en not_active Expired - Lifetime
-
1971
- 1971-11-11 GB GB5247771A patent/GB1303016A/en not_active Expired
- 1971-11-15 ZA ZA717641A patent/ZA717641B/xx unknown
- 1971-11-22 CA CA128,279A patent/CA984467A/en not_active Expired
- 1971-12-01 IT IT5446371A patent/IT953203B/it active
- 1971-12-02 BR BR801471A patent/BR7108014D0/pt unknown
- 1971-12-07 DE DE19712160727 patent/DE2160727A1/de active Pending
- 1971-12-09 DK DK601871A patent/DK143934C/da active
- 1971-12-09 SE SE1581771A patent/SE383259B/xx unknown
- 1971-12-10 BE BE776557A patent/BE776557A/xx unknown
- 1971-12-10 CH CH546573D patent/CH546573A/fr not_active IP Right Cessation
- 1971-12-10 FR FR7144433A patent/FR2117641A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1303016A (it) | 1973-01-17 |
| DE2160727A1 (de) | 1972-06-15 |
| BE776557A (fr) | 1972-04-04 |
| SE383259B (sv) | 1976-03-08 |
| DK143934C (da) | 1982-04-19 |
| FR2117641A5 (it) | 1972-07-21 |
| DK143934B (da) | 1981-11-02 |
| US3738371A (en) | 1973-06-12 |
| ZA717641B (en) | 1972-08-30 |
| CA984467A (en) | 1976-02-24 |
| BR7108014D0 (pt) | 1973-06-05 |
| CH546573A (fr) | 1974-03-15 |
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