CA1056017A - Cautery protection circuit for a heart pacemaker - Google Patents
Cautery protection circuit for a heart pacemakerInfo
- Publication number
- CA1056017A CA1056017A CA243,855A CA243855A CA1056017A CA 1056017 A CA1056017 A CA 1056017A CA 243855 A CA243855 A CA 243855A CA 1056017 A CA1056017 A CA 1056017A
- Authority
- CA
- Canada
- Prior art keywords
- heart
- pacemaker
- cautery
- inductors
- circuit
- 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
- 230000008878 coupling Effects 0.000 claims abstract description 14
- 238000010168 coupling process Methods 0.000 claims abstract description 14
- 238000005859 coupling reaction Methods 0.000 claims abstract description 14
- 230000004936 stimulating effect Effects 0.000 claims description 10
- 230000035699 permeability Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 206010061592 cardiac fibrillation Diseases 0.000 abstract description 6
- 230000002600 fibrillogenic effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000007493 shaping process Methods 0.000 abstract description 3
- 230000005684 electric field Effects 0.000 abstract description 2
- 239000003990 capacitor Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 3
- 101000585507 Solanum tuberosum Cytochrome b-c1 complex subunit 7 Proteins 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000003187 abdominal effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000002107 myocardial effect Effects 0.000 description 1
- 210000004165 myocardium Anatomy 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000001020 rhythmical effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000004804 winding 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
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cardiology (AREA)
- Engineering & Computer Science (AREA)
- Physiology (AREA)
- Biophysics (AREA)
- Biomedical Technology (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 |
|---|---|---|---|
| US05/633,561 US4038990A (en) | 1975-11-19 | 1975-11-19 | Cautery protection circuit for a heart pacemaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1056017A true CA1056017A (en) | 1979-06-05 |
Family
ID=24540130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA243,855A Expired CA1056017A (en) | 1975-11-19 | 1976-01-20 | Cautery protection circuit for a heart pacemaker |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4038990A (enExample) |
| JP (1) | JPS5835221Y2 (enExample) |
| CA (1) | CA1056017A (enExample) |
Families Citing this family (61)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4168711A (en) * | 1978-06-08 | 1979-09-25 | American Optical Corporation | Reversal protection for RLC defibrillator |
| US4259705A (en) * | 1979-03-27 | 1981-03-31 | Stifter Francis J | Combination surge suppressor filter |
| US4440172A (en) * | 1980-10-02 | 1984-04-03 | Mieczyslaw Mirowski | Apparatus for combining pacing and cardioverting functions in a single implanted device |
| DE3109883C2 (de) * | 1981-03-14 | 1985-05-30 | OBO Bettermann oHG, 5750 Menden | Überspannungsschutzschaltung für elektrische Anlagen |
| US5217010A (en) * | 1991-05-28 | 1993-06-08 | The Johns Hopkins University | Ecg amplifier and cardiac pacemaker for use during magnetic resonance imaging |
| AU3299995A (en) * | 1994-10-04 | 1996-04-18 | Medtronic, Inc. | Protective feedthrough |
| US5735884A (en) * | 1994-10-04 | 1998-04-07 | Medtronic, Inc. | Filtered feedthrough assembly for implantable medical device |
| US5628776A (en) * | 1995-04-21 | 1997-05-13 | Intermedics, Inc. | Implantable lead with warning system |
| US5630835A (en) * | 1995-07-24 | 1997-05-20 | Cardiac Control Systems, Inc. | Method and apparatus for the suppression of far-field interference signals for implantable device data transmission systems |
| US6348070B1 (en) * | 1998-04-17 | 2002-02-19 | Med-El Elektromedizinische Gerate Ges.M.B.H | Magnetic-interference-free surgical prostheses |
| US6970742B2 (en) * | 2000-01-11 | 2005-11-29 | Savacor, Inc. | Method for detecting, diagnosing, and treating cardiovascular disease |
| US8298150B2 (en) | 2000-01-11 | 2012-10-30 | Cedars-Sinai Medical Center | Hemodynamic waveform-based diagnosis and treatment |
| US8527046B2 (en) | 2000-04-20 | 2013-09-03 | Medtronic, Inc. | MRI-compatible implantable device |
| US6901292B2 (en) * | 2001-03-19 | 2005-05-31 | Medtronic, Inc. | Control of externally induced current in an implantable pulse generator |
| US6838963B2 (en) | 2002-04-01 | 2005-01-04 | Med-El Elektromedizinische Geraete Gmbh | Reducing effects of magnetic and electromagnetic fields on an implant's magnet and/or electronics |
| US7190247B2 (en) * | 2002-04-01 | 2007-03-13 | Med-El Elektromedizinische Geraete Gmbh | System and method for reducing effect of magnetic fields on a magnetic transducer |
| US8013699B2 (en) * | 2002-04-01 | 2011-09-06 | Med-El Elektromedizinische Geraete Gmbh | MRI-safe electro-magnetic tranducer |
| AU2003901696A0 (en) | 2003-04-09 | 2003-05-01 | Cochlear Limited | Implant magnet system |
| US20050283213A1 (en) * | 2003-08-25 | 2005-12-22 | Biophan Technologies, Inc. | Medical device with an electrically conductive anti-antenna member |
| US20050070972A1 (en) * | 2003-09-26 | 2005-03-31 | Wahlstrand Carl D. | Energy shunt for producing an MRI-safe implantable medical device |
| WO2005062823A2 (en) * | 2003-12-19 | 2005-07-14 | Savacor, Inc. | Digital electrode for cardiac rhythm management |
| US7765005B2 (en) * | 2004-02-12 | 2010-07-27 | Greatbatch Ltd. | Apparatus and process for reducing the susceptability of active implantable medical devices to medical procedures such as magnetic resonance imaging |
| US7174219B2 (en) * | 2004-03-30 | 2007-02-06 | Medtronic, Inc. | Lead electrode for use in an MRI-safe implantable medical device |
| US7844343B2 (en) | 2004-03-30 | 2010-11-30 | Medtronic, Inc. | MRI-safe implantable medical device |
| US7877150B2 (en) | 2004-03-30 | 2011-01-25 | Medtronic, Inc. | Lead electrode for use in an MRI-safe implantable medical device |
| US9155877B2 (en) | 2004-03-30 | 2015-10-13 | Medtronic, Inc. | Lead electrode for use in an MRI-safe implantable medical device |
| US8989840B2 (en) * | 2004-03-30 | 2015-03-24 | Medtronic, Inc. | Lead electrode for use in an MRI-safe implantable medical device |
| US7844344B2 (en) | 2004-03-30 | 2010-11-30 | Medtronic, Inc. | MRI-safe implantable lead |
| US20060149324A1 (en) * | 2004-12-30 | 2006-07-06 | Brian Mann | Cardiac rhythm management with interchangeable components |
| US20060149330A1 (en) * | 2004-12-30 | 2006-07-06 | Brian Mann | Digitally controlled cardiac rhythm management |
| US8280526B2 (en) | 2005-02-01 | 2012-10-02 | Medtronic, Inc. | Extensible implantable medical lead |
| US8027736B2 (en) | 2005-04-29 | 2011-09-27 | Medtronic, Inc. | Lead electrode for use in an MRI-safe implantable medical device |
| US7853332B2 (en) * | 2005-04-29 | 2010-12-14 | Medtronic, Inc. | Lead electrode for use in an MRI-safe implantable medical device |
| DE102006015013B4 (de) * | 2006-03-31 | 2010-06-02 | Siemens Ag | Implantierbarer Herzschrittmacher |
| US7933662B2 (en) * | 2006-04-26 | 2011-04-26 | Marshall Mark T | Medical electrical lead including an inductance augmenter |
| US9044593B2 (en) | 2007-02-14 | 2015-06-02 | Medtronic, Inc. | Discontinuous conductive filler polymer-matrix composites for electromagnetic shielding |
| US10537730B2 (en) | 2007-02-14 | 2020-01-21 | Medtronic, Inc. | Continuous conductive materials for electromagnetic shielding |
| US8483842B2 (en) | 2007-04-25 | 2013-07-09 | Medtronic, Inc. | Lead or lead extension having a conductive body and conductive body contact |
| SE531177C2 (sv) | 2007-05-24 | 2009-01-13 | Cochlear Ltd | Distans för implantat |
| WO2009012130A1 (en) * | 2007-07-13 | 2009-01-22 | Med-El Elektromedizinische Geraete Gmbh | Method of demagnetizing and remagnetising a magnetic element in an implant during magnetic resonance imaging |
| US9037263B2 (en) | 2008-03-12 | 2015-05-19 | Medtronic, Inc. | System and method for implantable medical device lead shielding |
| US9186499B2 (en) | 2009-04-30 | 2015-11-17 | Medtronic, Inc. | Grounding of a shield within an implantable medical lead |
| US8774930B2 (en) | 2009-07-22 | 2014-07-08 | Vibrant Med-El Hearing Technology Gmbh | Electromagnetic bone conduction hearing device |
| KR101691955B1 (ko) * | 2009-07-22 | 2017-01-02 | 메드-엘 엘렉트로메디지니쉐 게라에테 게엠베하 | 이식가능한 기기를 위한 자기 부착 장치 |
| CN102893631B (zh) | 2010-04-15 | 2017-03-15 | Med-El电气医疗器械有限公司 | 电磁换能器组件和用于测量镫骨肌的振动的方法 |
| EP2497418A1 (en) | 2011-03-10 | 2012-09-12 | Koninklijke Philips Electronics N.V. | Current protection for electrode-based monitoring systems |
| AU2012358871B2 (en) | 2011-12-22 | 2015-06-18 | Med-El Elektromedizinische Geraete Gmbh | Magnet arrangement for bone conduction hearing implant |
| WO2013158189A1 (en) | 2012-04-19 | 2013-10-24 | Medtronic, Inc. | Paired medical lead bodies with braided conductive shields having different physical parameter values |
| WO2014011217A2 (en) | 2012-07-09 | 2014-01-16 | Vibrant Med-El Hearing Technology Gmbh | Electromagnetic bone conduction hearing device |
| US9993638B2 (en) | 2013-12-14 | 2018-06-12 | Medtronic, Inc. | Devices, systems and methods to reduce coupling of a shield and a conductor within an implantable medical lead |
| US9555237B2 (en) | 2014-04-23 | 2017-01-31 | Medtronic, Inc. | Overvoltage protection circuitry |
| EP3171931B1 (en) | 2014-07-23 | 2021-11-10 | Medtronic, Inc. | Methods of shielding implantable medical leads and implantable medical lead extensions |
| US10155111B2 (en) | 2014-07-24 | 2018-12-18 | Medtronic, Inc. | Methods of shielding implantable medical leads and implantable medical lead extensions |
| US10091594B2 (en) | 2014-07-29 | 2018-10-02 | Cochlear Limited | Bone conduction magnetic retention system |
| US10033347B2 (en) * | 2015-05-21 | 2018-07-24 | Steven E. Summer | DC/DC electrical configuration for operating over a large span of input voltages |
| US10130807B2 (en) | 2015-06-12 | 2018-11-20 | Cochlear Limited | Magnet management MRI compatibility |
| US20160381473A1 (en) | 2015-06-26 | 2016-12-29 | Johan Gustafsson | Magnetic retention device |
| US10917730B2 (en) | 2015-09-14 | 2021-02-09 | Cochlear Limited | Retention magnet system for medical device |
| US10576276B2 (en) | 2016-04-29 | 2020-03-03 | Cochlear Limited | Implanted magnet management in the face of external magnetic fields |
| US11595768B2 (en) | 2016-12-02 | 2023-02-28 | Cochlear Limited | Retention force increasing components |
| EP4034229B1 (en) | 2019-09-27 | 2025-04-09 | Cochlear Limited | Multipole magnet for medical implant system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2280950A (en) * | 1941-05-13 | 1942-04-28 | Westinghouse Electric & Mfg Co | Pilot wire system with means for neutralizing induced voltages |
| BE532853A (enExample) * | 1953-11-02 | |||
| US3835865A (en) * | 1970-07-10 | 1974-09-17 | Gen Electric | Body organ stimulator |
| US3778759A (en) * | 1971-12-27 | 1973-12-11 | Texas Instruments Inc | Static filter for long line data systems |
| US3757791A (en) * | 1971-12-30 | 1973-09-11 | American Optical Corp | Synchronized atrial and ventricular pacer and timing circuitry therefor |
-
1975
- 1975-11-19 US US05/633,561 patent/US4038990A/en not_active Expired - Lifetime
-
1976
- 1976-01-20 CA CA243,855A patent/CA1056017A/en not_active Expired
- 1976-01-23 JP JP1976007152U patent/JPS5835221Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5269887U (enExample) | 1977-05-24 |
| US4038990A (en) | 1977-08-02 |
| AU1014676A (en) | 1977-07-14 |
| JPS5835221Y2 (ja) | 1983-08-08 |
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