CA1060102A - Cardiac pacer system - Google Patents
Cardiac pacer systemInfo
- Publication number
- CA1060102A CA1060102A CA252,807A CA252807A CA1060102A CA 1060102 A CA1060102 A CA 1060102A CA 252807 A CA252807 A CA 252807A CA 1060102 A CA1060102 A CA 1060102A
- Authority
- CA
- Canada
- Prior art keywords
- signal
- pacer
- cardiac
- output
- generating
- 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
- 102100026827 Protein associated with UVRAG as autophagy enhancer Human genes 0.000 title claims abstract description 92
- 101710102978 Protein associated with UVRAG as autophagy enhancer Proteins 0.000 title claims abstract description 92
- 230000000747 cardiac effect Effects 0.000 title claims abstract description 63
- 238000012544 monitoring process Methods 0.000 claims abstract description 30
- 230000001965 increasing effect Effects 0.000 claims abstract description 14
- 230000004044 response Effects 0.000 claims description 54
- 230000000638 stimulation Effects 0.000 claims description 45
- 230000004936 stimulating effect Effects 0.000 claims description 24
- 238000005070 sampling Methods 0.000 claims description 21
- 230000002269 spontaneous effect Effects 0.000 claims description 11
- 230000002051 biphasic effect Effects 0.000 claims description 10
- 239000003550 marker Substances 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 8
- 210000005003 heart tissue Anatomy 0.000 claims description 7
- 230000007257 malfunction Effects 0.000 claims description 5
- 230000000153 supplemental effect Effects 0.000 claims description 5
- 230000003111 delayed effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 3
- 238000010168 coupling process Methods 0.000 claims 3
- 238000005859 coupling reaction Methods 0.000 claims 3
- 230000002401 inhibitory effect Effects 0.000 claims 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 208000033986 Device capturing issue Diseases 0.000 abstract description 21
- 238000003745 diagnosis Methods 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 19
- 238000012360 testing method Methods 0.000 description 16
- 230000008925 spontaneous activity Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000028161 membrane depolarization Effects 0.000 description 5
- 230000036279 refractory period Effects 0.000 description 5
- 230000000875 corresponding effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000000763 evoking effect Effects 0.000 description 4
- 230000005764 inhibitory process Effects 0.000 description 4
- 230000002336 repolarization Effects 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000017531 blood circulation Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000002999 depolarising effect Effects 0.000 description 2
- 239000007943 implant Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000002861 ventricular Effects 0.000 description 2
- NOQGZXFMHARMLW-UHFFFAOYSA-N Daminozide Chemical compound CN(C)NC(=O)CCC(O)=O NOQGZXFMHARMLW-UHFFFAOYSA-N 0.000 description 1
- 244000187656 Eucalyptus cornuta Species 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 241001611093 Stimula Species 0.000 description 1
- 208000009729 Ventricular Premature Complexes Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000001746 atrial effect Effects 0.000 description 1
- 206010061592 cardiac fibrillation Diseases 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000002600 fibrillogenic effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000718 qrs complex Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 210000003660 reticulum Anatomy 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 208000003663 ventricular fibrillation Diseases 0.000 description 1
- 230000000007 visual effect Effects 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
- A61N1/37—Monitoring; Protecting
- A61N1/371—Capture, i.e. successful stimulation
- A61N1/3712—Auto-capture, i.e. automatic adjustment of the stimulation threshold
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H31/00—Artificial respiration by a force applied to the chest; Heart stimulation, e.g. heart massage
- A61H31/004—Heart stimulation
- A61H31/006—Power driven
-
- 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
- A61N1/37—Monitoring; Protecting
- A61N1/3702—Physiological parameters
-
- 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
- A61N1/37—Monitoring; Protecting
- A61N1/371—Capture, i.e. successful stimulation
- A61N1/3716—Capture, i.e. successful stimulation with reduction of residual polarisation effects
Landscapes
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Emergency Medicine (AREA)
- Physiology (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Electrotherapy Devices (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Emergency Alarm Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/578,644 US4055189A (en) | 1975-05-19 | 1975-05-19 | Condition monitoring pacer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1060102A true CA1060102A (en) | 1979-08-07 |
Family
ID=24313700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA252,807A Expired CA1060102A (en) | 1975-05-19 | 1976-05-18 | Cardiac pacer system |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4055189A (enExample) |
| CA (1) | CA1060102A (enExample) |
| DE (1) | DE2621597A1 (enExample) |
| FR (1) | FR2311528A1 (enExample) |
| GB (1) | GB1518741A (enExample) |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4117848A (en) * | 1977-08-01 | 1978-10-03 | American Optical Corporation | Cardiac instrumentation apparatus with pacer diagnostics |
| FR2419720A1 (fr) * | 1978-03-14 | 1979-10-12 | Cardiofrance Co | Stimulateur cardiaque implantable a fonctions therapeutique et diagnostique |
| AU524251B2 (en) * | 1978-06-23 | 1982-09-09 | Vitatron Medical B.V. | Cardiac pacemaker |
| US4164227A (en) * | 1978-09-27 | 1979-08-14 | Medalert Corporation | Rate failure indicator |
| AU532427B2 (en) * | 1978-11-06 | 1983-09-29 | Medtronic, Inc. | Digital cardiac pacemaker |
| US4476868A (en) * | 1978-11-06 | 1984-10-16 | Medtronic, Inc. | Body stimulator output circuit |
| US4373531A (en) * | 1979-04-16 | 1983-02-15 | Vitafin N.V. | Apparatus for physiological stimulation and detection of evoked response |
| US4343312A (en) * | 1979-04-16 | 1982-08-10 | Vitafin N.V. | Pacemaker output circuit |
| US4285345A (en) * | 1979-07-02 | 1981-08-25 | Vitatron Medical B.V. | Monolithic pacemaker utilizing I2 L circuitry |
| US4345603A (en) * | 1980-02-19 | 1982-08-24 | Pacesetter Systems, Inc. | Implantable battery monitoring means and method |
| US4407288B1 (en) * | 1981-02-18 | 2000-09-19 | Mieczyslaw Mirowski | Implantable heart stimulator and stimulation method |
| EP0077802A1 (de) * | 1981-05-04 | 1983-05-04 | BIOTRONIK Mess- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin | Herzschrittmacher |
| US4558702A (en) * | 1983-01-21 | 1985-12-17 | Cordis Corporation | Cardiac pacer having input/output circuit programmable for use with unipolar and bipolar pacer leads |
| JPS60153876A (ja) * | 1984-01-19 | 1985-08-13 | ゼツトエムアイ・コーポレーシヨン | 外部非侵略心臓ペースメーカ及びモニタシステム |
| US4686988A (en) * | 1984-10-19 | 1987-08-18 | Sholder Jason A | Pacemaker system and method for measuring and monitoring cardiac activity and for determining and maintaining capture |
| US4674508A (en) * | 1985-05-28 | 1987-06-23 | Cordis Corporation | Low-power consumption cardiac pacer based on automatic verification of evoked contractions |
| DE3688070T2 (de) * | 1985-12-11 | 1993-06-24 | Telectronics Nv | Apparat zur herzstimulation mit erfassung von hervorgerufenen herzpotentialen. |
| US4819643A (en) * | 1986-11-18 | 1989-04-11 | Mieczyslaw Mirowski | Method and apparatus for cardioverter/pacer featuring a blanked pacing channel and a rate detect channel with AGC |
| US5320642A (en) * | 1990-06-01 | 1994-06-14 | Board Of Regents For The University Of Ok | Method for alleviating and diagnosing symptoms of heart block |
| US5156149A (en) * | 1990-08-10 | 1992-10-20 | Medtronic, Inc. | Sensor for detecting cardiac depolarizations particularly adapted for use in a cardiac pacemaker |
| US5213098A (en) * | 1991-07-26 | 1993-05-25 | Medtronic, Inc. | Post-extrasystolic potentiation stimulation with physiologic sensor feedback |
| US5324310A (en) * | 1992-07-01 | 1994-06-28 | Medtronic, Inc. | Cardiac pacemaker with auto-capture function |
| US5873898A (en) * | 1997-04-29 | 1999-02-23 | Medtronic, Inc. | Microprocessor capture detection circuit and method |
| US5861013A (en) * | 1997-04-29 | 1999-01-19 | Medtronic Inc. | Peak tracking capture detection circuit and method |
| US6128535A (en) * | 1997-12-05 | 2000-10-03 | Cardiac Pacemakers, Inc. | Automatic capture verification in multisite cardiac pacing |
| US5954756A (en) * | 1998-04-09 | 1999-09-21 | Medtronic, Inc. | Microprocessor capture detection circuit and method |
| US20020095190A1 (en) * | 2001-01-16 | 2002-07-18 | Bornzin Gene A. | System and method for automating capture verification assessment and pacing threshold assessment using a programmer |
| US6697673B1 (en) | 2001-09-13 | 2004-02-24 | Pacesetter, Inc. | Implantable stimulation device and method for detecting capture of a heart chamber using cross-chamber conducted depolarization |
| US6885893B1 (en) | 2002-03-25 | 2005-04-26 | Pacesetter, Inc. | Implantable stimulation device and method for performing inter-chamber conduction search and conduction time measurement |
| US20050049647A1 (en) * | 2003-08-29 | 2005-03-03 | Olson Walter H. | Subcutaneous switch for implantable medical device |
| US7606618B1 (en) | 2006-04-07 | 2009-10-20 | Pacesetter, Inc. | Implantable medical device with notification system |
| US10675470B2 (en) * | 2016-11-14 | 2020-06-09 | Verily Life Sciences Llc | Systems and methods for active charge-balancing for high-frequency neural stimulation |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK124860B (da) * | 1969-07-11 | 1972-12-04 | Rcvsing C As | Pacemaker. |
| US3703900A (en) * | 1969-12-02 | 1972-11-28 | Cardiac Resuscitator Corp | Cardiac resuscitator |
| US3756246A (en) * | 1971-07-15 | 1973-09-04 | American Optical Corp | Apparatus for externally determining actual output of an implanted energy source |
| US3833005A (en) * | 1971-07-26 | 1974-09-03 | Medtronic Inc | Compared count digitally controlled pacemaker |
| US3920024A (en) * | 1973-04-16 | 1975-11-18 | Vitatron Medical Bv | Threshold tracking system and method for stimulating a physiological system |
-
1975
- 1975-05-19 US US05/578,644 patent/US4055189A/en not_active Expired - Lifetime
-
1976
- 1976-05-14 GB GB19990/76A patent/GB1518741A/en not_active Expired
- 1976-05-14 DE DE19762621597 patent/DE2621597A1/de not_active Withdrawn
- 1976-05-18 CA CA252,807A patent/CA1060102A/en not_active Expired
- 1976-05-19 FR FR7615135A patent/FR2311528A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB1518741A (en) | 1978-07-26 |
| DE2621597A1 (de) | 1976-12-16 |
| FR2311528B3 (enExample) | 1979-02-16 |
| US4055189A (en) | 1977-10-25 |
| FR2311528A1 (fr) | 1976-12-17 |
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