ZA717623B - Pulse generating circuit - Google Patents
Pulse generating circuitInfo
- Publication number
- ZA717623B ZA717623B ZA717623A ZA717623A ZA717623B ZA 717623 B ZA717623 B ZA 717623B ZA 717623 A ZA717623 A ZA 717623A ZA 717623 A ZA717623 A ZA 717623A ZA 717623 B ZA717623 B ZA 717623B
- Authority
- ZA
- South Africa
- Prior art keywords
- generating circuit
- pulse generating
- pulse
- circuit
- generating
- 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 |
---|---|
ZA717623B true ZA717623B (en) | 1972-08-30 |
Family
ID=22262489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA717623A ZA717623B (en) | 1970-12-11 | 1971-11-12 | Pulse generating circuit |
Country Status (11)
Country | Link |
---|---|
US (1) | US3707974A (en) |
BE (1) | BE776558A (en) |
BR (1) | BR7107942D0 (en) |
CA (1) | CA986590A (en) |
CH (1) | CH551111A (en) |
DE (1) | DE2160726A1 (en) |
FR (1) | FR2117642A5 (en) |
GB (1) | GB1333009A (en) |
IT (1) | IT945226B (en) |
SE (1) | SE386827B (en) |
ZA (1) | ZA717623B (en) |
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 |
EP0000983B1 (en) * | 1977-08-19 | 1981-11-18 | BIOTRONIK Mess- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin | Programmably variable voltage multiplier for implantable stimulator |
US4203448A (en) * | 1977-08-19 | 1980-05-20 | Biotronik Mess- Und Therapiegerate Gmbh & Co. | Programmably variable voltage multiplier for implanted stimulator |
US4406286A (en) * | 1981-04-09 | 1983-09-27 | Medtronic, Inc. | Fast recharge output circuit |
DE19623788A1 (en) * | 1996-06-04 | 1997-12-11 | Biotronik Mess & Therapieg | Implantable stimulation device |
US6721597B1 (en) | 2000-09-18 | 2004-04-13 | Cameron Health, Inc. | Subcutaneous only implantable cardioverter defibrillator and optional pacer |
US6754528B2 (en) | 2001-11-21 | 2004-06-22 | Cameraon Health, Inc. | Apparatus and method of arrhythmia detection in a subcutaneous implantable cardioverter/defibrillator |
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 |
US7146212B2 (en) * | 2000-09-18 | 2006-12-05 | Cameron Health, Inc. | Anti-bradycardia pacing for a subcutaneous implantable cardioverter-defibrillator |
DE10119901A1 (en) * | 2001-04-23 | 2002-10-24 | Amaxa Gmbh | Apparatus for electrophoretic transfer of biologically active molecules into cells comprises capacitors connected to high voltage sources, which discharge via power transistor into cuvette holding sample |
US20030208244A1 (en) * | 2002-04-26 | 2003-11-06 | Medtronic, Inc. | Voltage/current regulator improvements for an implantable medical device |
ES2465467T3 (en) * | 2004-06-14 | 2014-06-05 | Lonza Cologne Ag | Procedure and circuit layout for the treatment of biological material |
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 (en) * | 2020-04-14 | 2020-12-17 | Андрей Витальевич Шепелин | Method for pulse generation with voltage inversion |
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/en unknown
- 1971-11-22 CA CA128278A patent/CA986590A/en not_active Expired
- 1971-11-30 BR BR7942/71A patent/BR7107942D0/en unknown
- 1971-12-01 IT IT54464/71A patent/IT945226B/en active
- 1971-12-07 DE DE19712160726 patent/DE2160726A1/en active Pending
- 1971-12-09 SE SE7115818A patent/SE386827B/en unknown
- 1971-12-10 CH CH1809771A patent/CH551111A/en not_active IP Right Cessation
- 1971-12-10 FR FR7144434A patent/FR2117642A5/fr not_active Expired
- 1971-12-10 BE BE776558A patent/BE776558A/en unknown
Also Published As
Publication number | Publication date |
---|---|
US3707974A (en) | 1973-01-02 |
DE2160726A1 (en) | 1972-06-29 |
IT945226B (en) | 1973-05-10 |
CH551111A (en) | 1974-06-28 |
FR2117642A5 (en) | 1972-07-21 |
CA986590A (en) | 1976-03-30 |
GB1333009A (en) | 1973-10-10 |
BE776558A (en) | 1972-04-04 |
BR7107942D0 (en) | 1973-05-24 |
SE386827B (en) | 1976-08-23 |
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