GB1587917A - Heart pacers - Google Patents
Heart pacers Download PDFInfo
- Publication number
- GB1587917A GB1587917A GB40202/77A GB4020277A GB1587917A GB 1587917 A GB1587917 A GB 1587917A GB 40202/77 A GB40202/77 A GB 40202/77A GB 4020277 A GB4020277 A GB 4020277A GB 1587917 A GB1587917 A GB 1587917A
- Authority
- GB
- United Kingdom
- Prior art keywords
- instructions
- microprocessor
- output
- time
- program
- 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
- 230000000638 stimulation Effects 0.000 claims abstract description 48
- 102100026827 Protein associated with UVRAG as autophagy enhancer Human genes 0.000 claims description 14
- 101710102978 Protein associated with UVRAG as autophagy enhancer Proteins 0.000 claims description 14
- 238000010276 construction Methods 0.000 claims description 2
- 230000003252 repetitive effect Effects 0.000 claims description 2
- 230000001960 triggered effect Effects 0.000 abstract description 3
- 239000003990 capacitor Substances 0.000 description 6
- 239000013078 crystal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940127554 medical product Drugs 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/78—Generating a single train of pulses having a predetermined pattern, e.g. a predetermined number
-
- 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
- H03K3/28—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 means other than a transformer for feedback
- H03K3/281—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 means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
- H03K3/284—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 means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator monostable
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Radiology & Medical Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Cardiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Power Engineering (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72771076A | 1976-09-29 | 1976-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1587917A true GB1587917A (en) | 1981-04-15 |
Family
ID=24923704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB40202/77A Expired GB1587917A (en) | 1976-09-29 | 1977-09-27 | Heart pacers |
Country Status (11)
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4163451A (en) * | 1977-10-26 | 1979-08-07 | Cordis Corporation | Interactive method and digitally timed apparatus for cardiac pacing arrhythmia treatment |
| FR2419720A1 (fr) * | 1978-03-14 | 1979-10-12 | Cardiofrance Co | Stimulateur cardiaque implantable a fonctions therapeutique et diagnostique |
| FR2424737A1 (fr) * | 1978-05-05 | 1979-11-30 | Cardiofrance Co | Procede de reglage d'un stimulateur cardiaque implantable, programmateur de reglage et stimulateur pour la mise en oeuvre du procede |
| IT1118131B (it) * | 1978-07-20 | 1986-02-24 | Medtronic Inc | Perfezionamento nei pacemaker cardiaci multi-modo adattabili impiantabili |
| US4958632A (en) * | 1978-07-20 | 1990-09-25 | Medtronic, Inc. | Adaptable, digital computer controlled cardiac pacemaker |
| US4446533A (en) * | 1978-09-07 | 1984-05-01 | National Research Development Corporation | Stored program digital data processor |
| US4222385A (en) * | 1978-09-07 | 1980-09-16 | National Research Development Corporation | Electronic heart implant |
| DE2944542A1 (de) * | 1978-11-06 | 1980-05-14 | Medtronic Inc | Vorrichtung zum programmieren von implantierten elektronischen geraeten, insbesondere schrittmachergeneratoren |
| FR2440198A1 (fr) * | 1978-11-06 | 1980-05-30 | Medtronic Inc | Stimulateur implantable |
| US4365290A (en) * | 1979-03-12 | 1982-12-21 | Medtronic, Inc. | Computer system with power control circuit |
| AU6606881A (en) * | 1980-01-16 | 1981-07-23 | Medtronic, Inc. | Pacemaker |
| US4424812A (en) * | 1980-10-09 | 1984-01-10 | Cordis Corporation | Implantable externally programmable microprocessor-controlled tissue stimulator |
| DE3153780C2 (de) * | 1980-10-16 | 2003-04-03 | Ela Medical Sa | Verfahren zur Steuerung eines implantierbaren Herzschrittmachers |
| FR2492262B1 (fr) * | 1980-10-16 | 1987-02-20 | Ela Medical Sa | Procede et dispositif de commande d'un appareil ou instrument notamment un stimulateur cardiaque implantable |
| US4485818A (en) * | 1980-11-14 | 1984-12-04 | Cordis Corporation | Multi-mode microprocessor-based programmable cardiac pacer |
| US4407288B1 (en) * | 1981-02-18 | 2000-09-19 | Mieczyslaw Mirowski | Implantable heart stimulator and stimulation method |
| US4390022A (en) * | 1981-05-18 | 1983-06-28 | Intermedics, Inc. | Implantable device with microprocessor control |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3557796A (en) * | 1969-03-10 | 1971-01-26 | Cordis Corp | Digital counter driven pacer |
| DE2018256A1 (de) * | 1970-04-10 | 1971-10-21 | Dittberner K | Elektronische Anordnung zur naturgetreuen Nachbildung der Übertragungseigenschaften biologischer Messgrössenaufnehmer (Receptoren) und zum künstlichen Ersatz biologischer Receptoren |
| US3833005A (en) * | 1971-07-26 | 1974-09-03 | Medtronic Inc | Compared count digitally controlled pacemaker |
-
1977
- 1977-08-29 DE DE19772738871 patent/DE2738871A1/de not_active Withdrawn
- 1977-09-01 CH CH1065077A patent/CH627081A5/de not_active IP Right Cessation
- 1977-09-09 IT IT50940/77A patent/IT1089836B/it active
- 1977-09-26 FR FR7728933A patent/FR2366012A1/fr active Granted
- 1977-09-26 JP JP11548777A patent/JPS5342484A/ja active Pending
- 1977-09-26 CA CA287,539A patent/CA1100580A/en not_active Expired
- 1977-09-27 GB GB40202/77A patent/GB1587917A/en not_active Expired
- 1977-09-27 BE BE181228A patent/BE859086A/xx not_active IP Right Cessation
- 1977-09-28 SE SE7710869A patent/SE7710869L/xx not_active Application Discontinuation
- 1977-09-28 NL NL7710571A patent/NL7710571A/xx not_active Application Discontinuation
- 1977-09-29 IE IE1995/77A patent/IE45875B1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH627081A5 (en) | 1981-12-31 |
| FR2366012B1 (enrdf_load_stackoverflow) | 1984-02-03 |
| FR2366012A1 (fr) | 1978-04-28 |
| BE859086A (fr) | 1978-03-28 |
| DE2738871A1 (de) | 1978-03-30 |
| IT1089836B (it) | 1985-06-18 |
| SE7710869L (sv) | 1978-03-30 |
| IE45875L (en) | 1978-03-29 |
| JPS5342484A (en) | 1978-04-17 |
| IE45875B1 (en) | 1982-12-15 |
| NL7710571A (nl) | 1978-03-31 |
| CA1100580A (en) | 1981-05-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| 732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
| PCNP | Patent ceased through non-payment of renewal fee |