JPH0579349B2 - - Google Patents
Info
- Publication number
- JPH0579349B2 JPH0579349B2 JP3202538A JP20253891A JPH0579349B2 JP H0579349 B2 JPH0579349 B2 JP H0579349B2 JP 3202538 A JP3202538 A JP 3202538A JP 20253891 A JP20253891 A JP 20253891A JP H0579349 B2 JPH0579349 B2 JP H0579349B2
- Authority
- JP
- Japan
- Prior art keywords
- blood
- oxygen content
- rate
- blood oxygen
- patient
- 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 - Lifetime
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 177
- 239000008280 blood Substances 0.000 claims description 177
- 210000004369 blood Anatomy 0.000 claims description 177
- 229910052760 oxygen Inorganic materials 0.000 claims description 177
- 239000001301 oxygen Substances 0.000 claims description 177
- 238000005259 measurement Methods 0.000 claims description 92
- 238000000034 method Methods 0.000 claims description 59
- 230000000747 cardiac effect Effects 0.000 claims description 25
- 230000037081 physical activity Effects 0.000 claims description 23
- 238000012545 processing Methods 0.000 claims description 23
- 210000005245 right atrium Anatomy 0.000 claims description 22
- 230000000638 stimulation Effects 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 17
- 238000012544 monitoring process Methods 0.000 claims description 10
- 210000005242 cardiac chamber Anatomy 0.000 claims description 3
- 210000001519 tissue Anatomy 0.000 description 18
- 238000010586 diagram Methods 0.000 description 16
- 230000003287 optical effect Effects 0.000 description 14
- 230000000694 effects Effects 0.000 description 13
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 239000003990 capacitor Substances 0.000 description 9
- 230000004044 response Effects 0.000 description 7
- 210000005241 right ventricle Anatomy 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 230000008602 contraction Effects 0.000 description 5
- 210000002837 heart atrium Anatomy 0.000 description 5
- 210000003205 muscle Anatomy 0.000 description 5
- 239000004020 conductor Substances 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000002861 ventricular Effects 0.000 description 3
- 238000012935 Averaging Methods 0.000 description 2
- 102100026827 Protein associated with UVRAG as autophagy enhancer Human genes 0.000 description 2
- 101710102978 Protein associated with UVRAG as autophagy enhancer Proteins 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 230000028161 membrane depolarization Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001746 atrial effect Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000023077 detection of light stimulus Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000003709 heart valve Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000037323 metabolic rate Effects 0.000 description 1
- 230000003387 muscular Effects 0.000 description 1
- 230000036279 refractory period Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000126 substance Substances 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
- A61N1/36557—Heart stimulators controlled by a physiological parameter, e.g. heart potential controlled by a physiological quantity other than heart potential, e.g. blood pressure controlled by chemical substances in blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
- A61B5/1459—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters invasive, e.g. introduced into the body by a catheter
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Medical Informatics (AREA)
- Hematology (AREA)
- Surgery (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US555965 | 1990-07-19 | ||
| US07/555,965 US5076271A (en) | 1990-07-19 | 1990-07-19 | Rate-responsive pacing method and system employing minimum blood oxygen saturation as a control parameter and as a physical activity indicator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04250175A JPH04250175A (ja) | 1992-09-07 |
| JPH0579349B2 true JPH0579349B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-11-02 |
Family
ID=24219341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3202538A Granted JPH04250175A (ja) | 1990-07-19 | 1991-07-17 | レート応答ペースメーカの自動的レート制御方法 |
Country Status (5)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009285506A (ja) * | 1999-11-25 | 2009-12-10 | Intermedics Inc | 血行力学的応答性を改良し心筋安定性を強化した除細動器 |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5067960A (en) * | 1989-12-06 | 1991-11-26 | Medtronic, Inc. | Muscle fitness detection by colorimetry |
| US5199428A (en) * | 1991-03-22 | 1993-04-06 | Medtronic, Inc. | Implantable electrical nerve stimulator/pacemaker with ischemia for decreasing cardiac workload |
| US5267564A (en) | 1991-06-14 | 1993-12-07 | Siemens Pacesetter, Inc. | Pacemaker lead for sensing a physiologic parameter of the body |
| US5312453A (en) * | 1992-05-11 | 1994-05-17 | Medtronic, Inc. | Rate responsive cardiac pacemaker and method for work-modulating pacing rate deceleration |
| US5647359A (en) * | 1993-04-01 | 1997-07-15 | Terumo Kabushiki Kaisha | Measuring apparatus |
| SE9701121D0 (sv) * | 1997-03-26 | 1997-03-26 | Pacesetter Ab | Implantable heart stimulator |
| US6142149A (en) * | 1997-10-23 | 2000-11-07 | Steen; Scot Kenneth | Oximetry device, open oxygen delivery system oximetry device and method of controlling oxygen saturation |
| US6188927B1 (en) * | 1999-04-16 | 2001-02-13 | Pacesetter, Inc. | Implantable cardiac stimulation system having improved method of calibrating physiologic sensors |
| DE10142019A1 (de) * | 2001-08-28 | 2003-03-20 | Philips Corp Intellectual Pty | Schaltungsanordnung zur Demodulation von Signalen |
| SE0202347D0 (sv) * | 2002-07-30 | 2002-07-30 | St Jude Medical | A heart monitoring device, a system including such a device and use of the system |
| US7139613B2 (en) | 2002-09-25 | 2006-11-21 | Medtronic, Inc. | Implantable medical device communication system with pulsed power biasing |
| US7013178B2 (en) | 2002-09-25 | 2006-03-14 | Medtronic, Inc. | Implantable medical device communication system |
| US9740817B1 (en) | 2002-10-18 | 2017-08-22 | Dennis Sunga Fernandez | Apparatus for biological sensing and alerting of pharmaco-genomic mutation |
| DE10333075B4 (de) * | 2003-07-21 | 2011-06-16 | Siemens Ag | Verfahren und Vorrichtung zur Trainingseinstellung im Sport, insbesondere im Laufsport |
| US8346482B2 (en) | 2003-08-22 | 2013-01-01 | Fernandez Dennis S | Integrated biosensor and simulation system for diagnosis and therapy |
| US7286884B2 (en) | 2004-01-16 | 2007-10-23 | Medtronic, Inc. | Implantable lead including sensor |
| US8099146B1 (en) | 2006-03-23 | 2012-01-17 | Pacesetter, Inc. | System and method for calibrating a blood oxygen saturation sensor for use with an implantable medical device |
| WO2008105698A1 (en) * | 2007-02-28 | 2008-09-04 | St. Jude Medical Ab | Device and method of a medical implant for monitoring progression of heart failure in a human heart |
| WO2008118042A1 (en) * | 2007-03-23 | 2008-10-02 | St. Jude Medical Ab | Implantable medical device |
| US8170636B2 (en) * | 2007-06-05 | 2012-05-01 | Medtronic, Inc. | Optical sensor confidence algorithm |
| US20120226120A1 (en) * | 2009-10-21 | 2012-09-06 | Tufts Medical Center, Inc. | Cardiac monitoring |
| US8396563B2 (en) | 2010-01-29 | 2013-03-12 | Medtronic, Inc. | Clock synchronization in an implantable medical device system |
| US20150031970A1 (en) * | 2013-07-29 | 2015-01-29 | Covidien Lp | Systems and methods for monitoring oxygen saturation during exercise |
| US20160166152A1 (en) * | 2014-12-12 | 2016-06-16 | Polar Electro Oy | Heart rate measurement |
| EP3334340B1 (en) * | 2015-08-10 | 2024-06-05 | Koninklijke Philips N.V. | Simplified display of end-tidal co2 |
| CN111714135B (zh) * | 2020-06-05 | 2022-06-10 | 合肥华米微电子有限公司 | 血氧饱和度确定方法及装置 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3596252A (en) * | 1968-12-11 | 1971-07-27 | British Aircraft Corp Ltd | Automatic read-out systems |
| US4232679A (en) * | 1977-01-26 | 1980-11-11 | Pacesetter Systems, Inc. | Programmable human tissue stimulator |
| DE2717659C2 (de) * | 1977-04-21 | 1985-11-14 | Wirtzfeld, Alexander, Prof. Dr.med., 8195 Egling | Herzschrittmacher |
| US4140132A (en) * | 1978-03-23 | 1979-02-20 | Dahl Joseph D | Variable rate timer for a cardiac pacemaker |
| DE3107128C2 (de) * | 1981-02-26 | 1984-07-05 | Heinze, Roland, Dipl.-Ing., 8000 München | Regelschaltung zur Anpassung der Stimulationsfrequenz eines Herzschrittmachers an die Belastung eines Patienten |
| US4485813A (en) * | 1981-11-19 | 1984-12-04 | Medtronic, Inc. | Implantable dynamic pressure transducer system |
| DE3483882D1 (de) * | 1984-02-07 | 1991-02-07 | Schiapparelli Medtronic S P A | Herzschrittmacher, abhaengig vom atmungsumfang pro zeiteinheit. |
| DE3422913A1 (de) * | 1984-06-20 | 1986-01-02 | Siemens AG, 1000 Berlin und 8000 München | Regelschaltung zur anpassung der stimulationsfrequenz eines herzschrittmachers an die belastung eines patienten |
| 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 |
| EP0314937B1 (en) * | 1987-10-08 | 1995-12-13 | Pacesetter AB | Implantable blood oxygen sensor and method of use |
| US4815469A (en) * | 1987-10-08 | 1989-03-28 | Siemens-Pacesetter, Inc. | Implantable blood oxygen sensor and method of use |
| US4856523A (en) * | 1987-10-08 | 1989-08-15 | Siemens-Pacesetter, Inc. | Rate-responsive pacemaker with automatic mode switching and/or variable hysteresis rate |
| US5040538A (en) * | 1989-09-05 | 1991-08-20 | Siemens-Pacesetter, Inc. | Pulsed light blood oxygen content sensor system and method of using same |
| CA2091257A1 (en) * | 1990-09-10 | 1992-03-11 | Fu-Chih Huang | Substituted bicyclic aryl compounds exhibiting selective leukotriene b4 antagonists activity |
| US5176138A (en) * | 1991-03-21 | 1993-01-05 | Siemens Pacesetter, Inc. | Implantable pacemaker having means for automatically adjusting stimulation energy as a function of sensed so2 |
-
1990
- 1990-07-19 US US07/555,965 patent/US5076271A/en not_active Expired - Lifetime
-
1991
- 1991-07-10 DE DE69127785T patent/DE69127785T2/de not_active Expired - Fee Related
- 1991-07-10 EP EP91111503A patent/EP0467213B1/en not_active Expired - Lifetime
- 1991-07-17 JP JP3202538A patent/JPH04250175A/ja active Granted
- 1991-07-17 AU AU81161/91A patent/AU636277B2/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009285506A (ja) * | 1999-11-25 | 2009-12-10 | Intermedics Inc | 血行力学的応答性を改良し心筋安定性を強化した除細動器 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU8116191A (en) | 1992-01-23 |
| AU636277B2 (en) | 1993-04-22 |
| DE69127785T2 (de) | 1998-05-07 |
| EP0467213B1 (en) | 1997-10-01 |
| US5076271A (en) | 1991-12-31 |
| EP0467213A1 (en) | 1992-01-22 |
| DE69127785D1 (de) | 1997-11-06 |
| JPH04250175A (ja) | 1992-09-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 19940517 |