IT945226B - Perfezionamento nei circuiti generatori di impulsi in partico lare per marcapassi cardiaci e simili - Google Patents
Perfezionamento nei circuiti generatori di impulsi in partico lare per marcapassi cardiaci e similiInfo
- Publication number
- IT945226B IT945226B IT54464/71A IT5446471A IT945226B IT 945226 B IT945226 B IT 945226B IT 54464/71 A IT54464/71 A IT 54464/71A IT 5446471 A IT5446471 A IT 5446471A IT 945226 B IT945226 B IT 945226B
- 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
- A61N1/362—Heart stimulators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
-
- 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
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9725570A | 1970-12-11 | 1970-12-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT945226B true IT945226B (it) | 1973-05-10 |
Family
ID=22262489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT54464/71A IT945226B (it) | 1970-12-11 | 1971-12-01 | Perfezionamento nei circuiti generatori di impulsi in partico lare per marcapassi cardiaci e simili |
Country Status (11)
Country | Link |
---|---|
US (1) | US3707974A (it) |
BE (1) | BE776558A (it) |
BR (1) | BR7107942D0 (it) |
CA (1) | CA986590A (it) |
CH (1) | CH551111A (it) |
DE (1) | DE2160726A1 (it) |
FR (1) | FR2117642A5 (it) |
GB (1) | GB1333009A (it) |
IT (1) | IT945226B (it) |
SE (1) | SE386827B (it) |
ZA (1) | ZA717623B (it) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3654537A (en) * | 1970-04-29 | 1972-04-04 | Westinghouse Electric Corp | High efficiency power supply for charging capacitors in steps |
GB1365836A (en) * | 1971-01-26 | 1974-09-04 | Arco Nuclear Co | Pacemaker |
US3789854A (en) * | 1972-04-06 | 1974-02-05 | Medcor Inc | Dual mode cardiac pacer power source |
US3884243A (en) * | 1973-06-15 | 1975-05-20 | Corsan Engineering Inc | Implantable heart pacer or the like with internal cell electrode |
US4056105A (en) * | 1974-11-19 | 1977-11-01 | Westinghouse Electric Corporation | Pulse generator |
US4026305A (en) * | 1975-06-26 | 1977-05-31 | Research Corporation | Low current telemetry system for cardiac pacers |
US4203448A (en) * | 1977-08-19 | 1980-05-20 | Biotronik Mess- Und Therapiegerate Gmbh & Co. | Programmably variable voltage multiplier for implanted stimulator |
DE2861332D1 (de) * | 1977-08-19 | 1982-01-21 | Biotronik Mess & Therapieg | Programmably variable voltage multiplier for implantable stimulator |
US4406286A (en) * | 1981-04-09 | 1983-09-27 | Medtronic, Inc. | Fast recharge output circuit |
DE19623788A1 (de) * | 1996-06-04 | 1997-12-11 | Biotronik Mess & Therapieg | Implantierbares Stimulationsgerät |
US7146212B2 (en) * | 2000-09-18 | 2006-12-05 | Cameron Health, Inc. | Anti-bradycardia pacing for a subcutaneous implantable cardioverter-defibrillator |
US6721597B1 (en) | 2000-09-18 | 2004-04-13 | Cameron Health, Inc. | Subcutaneous only implantable cardioverter defibrillator and optional pacer |
US7069080B2 (en) | 2000-09-18 | 2006-06-27 | Cameron Health, Inc. | Active housing and subcutaneous electrode cardioversion/defibrillating system |
US6952610B2 (en) * | 2000-09-18 | 2005-10-04 | Cameron Health, Inc. | Current waveforms for anti-tachycardia pacing for a subcutaneous implantable cardioverter- defibrillator |
US6754528B2 (en) | 2001-11-21 | 2004-06-22 | Cameraon Health, Inc. | Apparatus and method of arrhythmia detection in a subcutaneous implantable cardioverter/defibrillator |
DE10119901A1 (de) * | 2001-04-23 | 2002-10-24 | Amaxa Gmbh | Schaltungsanordnung zur Einbringung von Nukleinsäuren und anderen biologisch aktiven Molekülen in den Kern höherer eukaryontischer Zellen mit Hilfe elektrischen Stroms |
US20030208244A1 (en) * | 2002-04-26 | 2003-11-06 | Medtronic, Inc. | Voltage/current regulator improvements for an implantable medical device |
ES2465467T3 (es) * | 2004-06-14 | 2014-06-05 | Lonza Cologne Ag | Procedimiento y disposición de circuito para el tratamiento de material biológico |
US7389140B1 (en) * | 2004-06-16 | 2008-06-17 | Kroll Mark W | Adjustment of stimulation current path |
US9295850B2 (en) * | 2012-04-24 | 2016-03-29 | Medtronic, Inc. | Charge-balancing during electrical stimulation |
RU2738857C1 (ru) * | 2020-04-14 | 2020-12-17 | Андрей Витальевич Шепелин | Способ генерации импульсов с инверсией напряжения |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3253595A (en) * | 1963-08-07 | 1966-05-31 | Cordis Corp | Cardiac pacer electrode system |
US3547127A (en) * | 1968-04-29 | 1970-12-15 | Medtronic Inc | Cardiac pacemaker with regulated power supply |
US3620220A (en) * | 1969-10-01 | 1971-11-16 | Cordis Corp | Cardiac pacer with redundant power supply |
-
1970
- 1970-12-11 US US00097255A patent/US3707974A/en not_active Expired - Lifetime
-
1971
- 1971-11-11 GB GB5247971A patent/GB1333009A/en not_active Expired
- 1971-11-12 ZA ZA717623A patent/ZA717623B/xx unknown
- 1971-11-22 CA CA128278A patent/CA986590A/en not_active Expired
- 1971-11-30 BR BR7942/71A patent/BR7107942D0/pt unknown
- 1971-12-01 IT IT54464/71A patent/IT945226B/it active
- 1971-12-07 DE DE19712160726 patent/DE2160726A1/de active Pending
- 1971-12-09 SE SE7115818A patent/SE386827B/xx unknown
- 1971-12-10 BE BE776558A patent/BE776558A/xx unknown
- 1971-12-10 FR FR7144434A patent/FR2117642A5/fr not_active Expired
- 1971-12-10 CH CH1809771A patent/CH551111A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2160726A1 (de) | 1972-06-29 |
GB1333009A (en) | 1973-10-10 |
BE776558A (fr) | 1972-04-04 |
CH551111A (fr) | 1974-06-28 |
CA986590A (en) | 1976-03-30 |
SE386827B (sv) | 1976-08-23 |
US3707974A (en) | 1973-01-02 |
FR2117642A5 (it) | 1972-07-21 |
ZA717623B (en) | 1972-08-30 |
BR7107942D0 (pt) | 1973-05-24 |
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