JPH034289Y2 - - Google Patents
Info
- Publication number
- JPH034289Y2 JPH034289Y2 JP1986152428U JP15242886U JPH034289Y2 JP H034289 Y2 JPH034289 Y2 JP H034289Y2 JP 1986152428 U JP1986152428 U JP 1986152428U JP 15242886 U JP15242886 U JP 15242886U JP H034289 Y2 JPH034289 Y2 JP H034289Y2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- impedance
- stimulation
- cardiac pacemaker
- respiration
- 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
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 18
- 230000000747 cardiac effect Effects 0.000 claims description 13
- 230000000638 stimulation Effects 0.000 claims description 12
- 230000001419 dependent effect Effects 0.000 claims description 5
- 230000000241 respiratory effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 230000035565 breathing frequency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000002847 impedance measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
- A61N1/36514—Heart stimulators controlled by a physiological parameter, e.g. heart potential controlled by a physiological quantity other than heart potential, e.g. blood pressure
- A61N1/36521—Heart stimulators controlled by a physiological parameter, e.g. heart potential controlled by a physiological quantity other than heart potential, e.g. blood pressure the parameter being derived from measurement of an electrical impedance
Landscapes
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Physiology (AREA)
- Engineering & Computer Science (AREA)
- Hematology (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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853535534 DE3535534A1 (de) | 1985-10-04 | 1985-10-04 | Herzschrittmacher |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6261242U JPS6261242U (US20090163788A1-20090625-C00002.png) | 1987-04-16 |
JPH034289Y2 true JPH034289Y2 (US20090163788A1-20090625-C00002.png) | 1991-02-04 |
Family
ID=6282807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986152428U Expired JPH034289Y2 (US20090163788A1-20090625-C00002.png) | 1985-10-04 | 1986-10-03 |
Country Status (4)
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013530731A (ja) * | 2010-04-28 | 2013-08-01 | エム.アイ.・テク・カンパニー,リミテッド | 生体と刺激電極間の界面インピーダンス測定装置 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0249823B1 (de) * | 1986-06-16 | 1991-12-18 | Pacesetter AB | Vorrichtung zur Steuerung eines Herzschrittmachers mittels Impedanzmessung an Körpergeweben |
US4790318A (en) | 1986-06-16 | 1988-12-13 | Siemens Aktiengesellschaft | Cardiac pacer for pacing a human heart |
US4907593A (en) * | 1987-05-21 | 1990-03-13 | Biocontrol Technology, Inc. | Adaptation of heart pacing to physical activity |
US4917093A (en) * | 1987-06-12 | 1990-04-17 | Minnesota Mining And Manufacturing Company | Biological tissue stimulator with adjustable high voltage power supply dependent upon load impedance |
DE3732640C1 (de) * | 1987-09-28 | 1989-05-18 | Alt Eckhard | Medizinisches Geraet zum Ermitteln von physiologischen Funktionsparametern |
FR2624024A1 (fr) * | 1987-12-07 | 1989-06-09 | Brehier Jacques | Stimulateur cardiaque et procede de reglage de ce stimulateur |
US4961423A (en) * | 1988-07-15 | 1990-10-09 | Medtronic, Inc. | Rate adaptive myoelectric pacer |
US5170785A (en) * | 1989-05-03 | 1992-12-15 | Dr. Eckhard Alt | Rate varying pacemaker apparatus and method for deriving a preferred one of different patient activity control signals |
DE3914680A1 (de) * | 1989-05-03 | 1990-11-08 | Alt Eckhard | Herzschrittmacher |
US5531774A (en) * | 1989-09-22 | 1996-07-02 | Alfred E. Mann Foundation For Scientific Research | Multichannel implantable cochlear stimulator having programmable bipolar, monopolar or multipolar electrode configurations |
US5215081A (en) * | 1989-12-28 | 1993-06-01 | Telectronics Pacing Systems, Inc. | Method and device for measuring subthreshold defibrillation electrode resistance and providing a constant energy shock delivery |
CA2033765C (en) * | 1990-03-08 | 1999-10-19 | Brian D. Pederson | Variation in cardiac chamber volume or pressure as a controlling parameter |
AU1736392A (en) * | 1991-06-11 | 1992-12-17 | Raymond E. Ideker | Reduced current cardiac pacing apparatus |
US5800470A (en) * | 1994-01-07 | 1998-09-01 | Medtronic, Inc. | Respiratory muscle electromyographic rate responsive pacemaker |
US5524632A (en) * | 1994-01-07 | 1996-06-11 | Medtronic, Inc. | Method for implanting electromyographic sensing electrodes |
US5571156A (en) * | 1994-06-21 | 1996-11-05 | The United States Of America As Represented By The Department Of Health And Human Services | Switched implantable electrical stimulator leads |
US6629931B1 (en) * | 2000-11-06 | 2003-10-07 | Medtronic, Inc. | Method and system for measuring a source impedance of at least one cardiac electrical signal in a mammalian heart |
US8135471B2 (en) * | 2007-08-28 | 2012-03-13 | Cardiac Pacemakers, Inc. | Method and apparatus for inspiratory muscle stimulation using implantable device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3593718A (en) * | 1967-07-13 | 1971-07-20 | Biocybernetics Inc | Physiologically controlled cardiac pacer |
US3523539A (en) * | 1968-02-26 | 1970-08-11 | Hewlett Packard Co | Demand cardiac pacemaker and method |
US4291699A (en) * | 1978-09-21 | 1981-09-29 | Purdue Research Foundation | Method of and apparatus for automatically detecting and treating ventricular fibrillation |
US4303075A (en) * | 1980-02-11 | 1981-12-01 | Mieczyslaw Mirowski | Method and apparatus for maximizing stroke volume through atrioventricular pacing using implanted cardioverter/pacer |
IT1156564B (it) * | 1982-03-16 | 1987-02-04 | Gianni Plicchi | Elettrostimolatore cardiaco impiantabile, di tipo fisiologico, in cui la frequenza di stimolazione e'regolata dalla frequenza respiratoria del paziente |
EP0151689B1 (en) * | 1984-02-07 | 1990-12-27 | SCHIAPPARELLI MEDTRONIC S.p.A. | Minute ventilation dependent rate responsive pacer |
US4574810A (en) * | 1984-10-05 | 1986-03-11 | Lerman Bruce B | Automatic threshold defibrillator |
-
1985
- 1985-10-04 DE DE19853535534 patent/DE3535534A1/de not_active Withdrawn
-
1986
- 1986-06-11 EP EP86107946A patent/EP0218007B1/de not_active Expired - Lifetime
- 1986-06-11 DE DE8686107946T patent/DE3668557D1/de not_active Expired - Lifetime
- 1986-09-24 US US06/911,057 patent/US4694830A/en not_active Expired - Lifetime
- 1986-10-03 JP JP1986152428U patent/JPH034289Y2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013530731A (ja) * | 2010-04-28 | 2013-08-01 | エム.アイ.・テク・カンパニー,リミテッド | 生体と刺激電極間の界面インピーダンス測定装置 |
Also Published As
Publication number | Publication date |
---|---|
US4694830A (en) | 1987-09-22 |
DE3535534A1 (de) | 1987-04-09 |
JPS6261242U (US20090163788A1-20090625-C00002.png) | 1987-04-16 |
EP0218007B1 (de) | 1990-01-31 |
DE3668557D1 (de) | 1990-03-08 |
EP0218007A1 (de) | 1987-04-15 |
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