CH681351A5 - - Google Patents
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- Publication number
- CH681351A5 CH681351A5 CH1277/90A CH127790A CH681351A5 CH 681351 A5 CH681351 A5 CH 681351A5 CH 1277/90 A CH1277/90 A CH 1277/90A CH 127790 A CH127790 A CH 127790A CH 681351 A5 CH681351 A5 CH 681351A5
- Authority
- CH
- Switzerland
- Prior art keywords
- electrode
- blood flow
- circuit
- measuring device
- amplifier
- Prior art date
Links
- 230000017531 blood circulation Effects 0.000 claims abstract description 31
- 238000005259 measurement Methods 0.000 claims abstract description 26
- 238000011156 evaluation Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims description 15
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 13
- 239000001257 hydrogen Substances 0.000 claims description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims description 13
- 230000007935 neutral effect Effects 0.000 claims description 8
- 238000002955 isolation Methods 0.000 claims description 5
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 239000000523 sample Substances 0.000 abstract description 2
- 239000008280 blood Substances 0.000 description 9
- 210000004369 blood Anatomy 0.000 description 9
- 239000012857 radioactive material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002513 implantation Methods 0.000 description 3
- 210000000056 organ Anatomy 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 2
- 230000004087 circulation Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000005258 radioactive decay Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000002560 therapeutic procedure Methods 0.000 description 2
- 241000282412 Homo Species 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 238000001467 acupuncture Methods 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 238000002316 cosmetic surgery Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000857 drug effect Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000037427 ion transport Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000001959 radiotherapy Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 230000009291 secondary effect Effects 0.000 description 1
- 238000011477 surgical intervention Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000002054 transplantation Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Classifications
-
- 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
- A61B5/14542—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 for measuring blood gases
-
- 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
- A61B5/1468—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 chemical or electrochemical methods, e.g. by polarographic means
- A61B5/1473—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 chemical or electrochemical methods, e.g. by polarographic means invasive, e.g. introduced into the body by a catheter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/276—Protection against electrode failure
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- External Artificial Organs (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1277/90A CH681351A5 (en:Method) | 1990-04-12 | 1990-04-12 | |
| EP91810264A EP0452276B1 (de) | 1990-04-12 | 1991-04-10 | Blutflussmessgerät |
| DE59106283T DE59106283D1 (de) | 1990-04-12 | 1991-04-10 | Blutflussmessgerät. |
| AT91810264T ATE126684T1 (de) | 1990-04-12 | 1991-04-10 | Blutflussmessgerät. |
| US07/766,274 US5267569A (en) | 1990-04-12 | 1991-09-27 | Blood flow measuring apparatus |
| CA002053115A CA2053115A1 (en) | 1990-04-12 | 1991-10-09 | Blood flow measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1277/90A CH681351A5 (en:Method) | 1990-04-12 | 1990-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH681351A5 true CH681351A5 (en:Method) | 1993-03-15 |
Family
ID=4206660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1277/90A CH681351A5 (en:Method) | 1990-04-12 | 1990-04-12 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5267569A (en:Method) |
| EP (1) | EP0452276B1 (en:Method) |
| AT (1) | ATE126684T1 (en:Method) |
| CA (1) | CA2053115A1 (en:Method) |
| CH (1) | CH681351A5 (en:Method) |
| DE (1) | DE59106283D1 (en:Method) |
Families Citing this family (65)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993005700A1 (de) * | 1991-09-26 | 1993-04-01 | Baer Hans | Medizintechnisches verfahren zur messung der durchblutung eines organs und mittel dazu |
| US5644240A (en) * | 1992-09-30 | 1997-07-01 | Cobe Laboratories, Inc. | Differential conductivity hemodynamic monitor |
| EP0951302B8 (en) * | 1996-10-04 | 2006-04-19 | United States Surgical Corporation | Circulatory support system |
| US5873837A (en) * | 1997-09-09 | 1999-02-23 | Lieber; Claude P. | System and method for remote measurement of fluid flow |
| US6458086B1 (en) | 2000-04-05 | 2002-10-01 | Kenneth Lawrence Franco | Implantable blood flow monitoring system |
| US6632183B2 (en) * | 2001-02-12 | 2003-10-14 | Thermal Technologies, Inc. | Perfusion sensitive biopsy extractor |
| DE10117627A1 (de) * | 2001-04-07 | 2002-10-17 | Conducta Endress & Hauser | Vorrichtung und Verfahren zum Messen der Konzentration von Ionen in einer Messflüssigkeit |
| US6801041B2 (en) * | 2002-05-14 | 2004-10-05 | Abbott Laboratories | Sensor having electrode for determining the rate of flow of a fluid |
| US8784336B2 (en) | 2005-08-24 | 2014-07-22 | C. R. Bard, Inc. | Stylet apparatuses and methods of manufacture |
| US8388546B2 (en) | 2006-10-23 | 2013-03-05 | Bard Access Systems, Inc. | Method of locating the tip of a central venous catheter |
| US7794407B2 (en) | 2006-10-23 | 2010-09-14 | Bard Access Systems, Inc. | Method of locating the tip of a central venous catheter |
| US20080128265A1 (en) * | 2006-11-30 | 2008-06-05 | Imperial Innovations Limited | Electrode Assembly and System |
| JP5465538B2 (ja) | 2007-01-29 | 2014-04-09 | サイモン フレーザー ユニバーシティー | 経血管的神経刺激装置および方法 |
| EP2147303B1 (en) | 2007-05-18 | 2017-03-29 | Aytu BioScience, Inc. | Measurement and uses of oxidative status |
| US8709709B2 (en) | 2007-05-18 | 2014-04-29 | Luoxis Diagnostics, Inc. | Measurement and uses of oxidative status |
| US9042983B2 (en) * | 2007-10-31 | 2015-05-26 | Medtronic, Inc. | Implantable system for flow measurement including charge amplifier |
| US9521961B2 (en) | 2007-11-26 | 2016-12-20 | C. R. Bard, Inc. | Systems and methods for guiding a medical instrument |
| US10524691B2 (en) | 2007-11-26 | 2020-01-07 | C. R. Bard, Inc. | Needle assembly including an aligned magnetic element |
| US8849382B2 (en) | 2007-11-26 | 2014-09-30 | C. R. Bard, Inc. | Apparatus and display methods relating to intravascular placement of a catheter |
| ES2465915T3 (es) | 2007-11-26 | 2014-06-09 | C.R. Bard, Inc. | Sistema integrado para la colocación intravascular de un catéter |
| US9456766B2 (en) | 2007-11-26 | 2016-10-04 | C. R. Bard, Inc. | Apparatus for use with needle insertion guidance system |
| US10751509B2 (en) | 2007-11-26 | 2020-08-25 | C. R. Bard, Inc. | Iconic representations for guidance of an indwelling medical device |
| US10449330B2 (en) | 2007-11-26 | 2019-10-22 | C. R. Bard, Inc. | Magnetic element-equipped needle assemblies |
| US9554716B2 (en) | 2007-11-26 | 2017-01-31 | C. R. Bard, Inc. | Insertion guidance system for needles and medical components |
| US9649048B2 (en) | 2007-11-26 | 2017-05-16 | C. R. Bard, Inc. | Systems and methods for breaching a sterile field for intravascular placement of a catheter |
| US8781555B2 (en) | 2007-11-26 | 2014-07-15 | C. R. Bard, Inc. | System for placement of a catheter including a signal-generating stylet |
| US8478382B2 (en) | 2008-02-11 | 2013-07-02 | C. R. Bard, Inc. | Systems and methods for positioning a catheter |
| US9901714B2 (en) | 2008-08-22 | 2018-02-27 | C. R. Bard, Inc. | Catheter assembly including ECG sensor and magnetic assemblies |
| US8437833B2 (en) | 2008-10-07 | 2013-05-07 | Bard Access Systems, Inc. | Percutaneous magnetic gastrostomy |
| WO2010144922A1 (en) | 2009-06-12 | 2010-12-16 | Romedex International Srl | Catheter tip positioning method |
| US9532724B2 (en) | 2009-06-12 | 2017-01-03 | Bard Access Systems, Inc. | Apparatus and method for catheter navigation using endovascular energy mapping |
| WO2011019760A2 (en) | 2009-08-10 | 2011-02-17 | Romedex International Srl | Devices and methods for endovascular electrography |
| EP2482719A4 (en) | 2009-09-29 | 2016-03-09 | Bard Inc C R | STYLETS FOR USE WITH APPARATUS FOR INTRAVASCULAR PLACEMENT OF A CATHETER |
| US11103213B2 (en) | 2009-10-08 | 2021-08-31 | C. R. Bard, Inc. | Spacers for use with an ultrasound probe |
| EP2531098B1 (en) | 2010-02-02 | 2020-07-15 | C.R. Bard, Inc. | Apparatus and method for catheter navigation and tip location |
| CN103228219B (zh) | 2010-08-09 | 2016-04-27 | C·R·巴德股份有限公司 | 用于超声探测器头的支撑和覆盖结构 |
| BR112013002431B1 (pt) | 2010-08-20 | 2021-06-29 | C.R. Bard, Inc | Sistema para a reconfirmação da posição de um cateter no interior de um paciente |
| US8801693B2 (en) | 2010-10-29 | 2014-08-12 | C. R. Bard, Inc. | Bioimpedance-assisted placement of a medical device |
| CA2817163C (en) | 2011-02-28 | 2015-02-17 | Luoxis Diagnostics, Inc. | Method and apparatus for measuring oxidation-reduction potential |
| KR102057430B1 (ko) | 2011-07-06 | 2019-12-18 | 씨. 알. 바드, 인크. | 삽입 유도 시스템을 위한 바늘 길이 결정 및 교정 |
| USD724745S1 (en) | 2011-08-09 | 2015-03-17 | C. R. Bard, Inc. | Cap for an ultrasound probe |
| USD699359S1 (en) | 2011-08-09 | 2014-02-11 | C. R. Bard, Inc. | Ultrasound probe head |
| WO2013070775A1 (en) | 2011-11-07 | 2013-05-16 | C.R. Bard, Inc | Ruggedized ultrasound hydrogel insert |
| FR2984495B1 (fr) * | 2011-12-15 | 2016-04-15 | Valeo Systemes De Controle Moteur | Procede de mesure de la temperature |
| CN107126622A (zh) | 2012-03-05 | 2017-09-05 | 西蒙·弗雷瑟大学 | 神经刺激系统 |
| MX2014011821A (es) | 2012-04-19 | 2015-09-07 | Luoxis Diagnostics Inc | Gel de capa multiple. |
| CN104837413B (zh) | 2012-06-15 | 2018-09-11 | C·R·巴德股份有限公司 | 检测超声探测器上可移除帽的装置及方法 |
| AU2013280184B2 (en) | 2012-06-21 | 2017-08-24 | Lungpacer Medical Inc. | Transvascular diaphragm pacing systems and methods of use |
| AU2013334616A1 (en) | 2012-10-23 | 2014-06-26 | Aytu Bioscience, Inc. | Methods and systems for measuring and using the oxidation-reduction potential of a biological sample |
| CA2930809A1 (en) | 2013-11-22 | 2015-05-28 | Simon Fraser University | Apparatus and methods for assisted breathing by transvascular nerve stimulation |
| EP3824949B1 (en) | 2014-01-21 | 2023-12-20 | Lungpacer Medical Inc. | Systems for optimization of multi-electrode nerve pacing |
| WO2015120256A2 (en) | 2014-02-06 | 2015-08-13 | C.R. Bard, Inc. | Systems and methods for guidance and placement of an intravascular device |
| US10973584B2 (en) | 2015-01-19 | 2021-04-13 | Bard Access Systems, Inc. | Device and method for vascular access |
| US10349890B2 (en) | 2015-06-26 | 2019-07-16 | C. R. Bard, Inc. | Connector interface for ECG-based catheter positioning system |
| US11000207B2 (en) | 2016-01-29 | 2021-05-11 | C. R. Bard, Inc. | Multiple coil system for tracking a medical device |
| US10293164B2 (en) | 2017-05-26 | 2019-05-21 | Lungpacer Medical Inc. | Apparatus and methods for assisted breathing by transvascular nerve stimulation |
| JP7184370B2 (ja) | 2017-06-30 | 2022-12-06 | ラングペーサー メディカル インコーポレイテッド | 認知障害の予防、緩和、及び／または治療のための装置 |
| US10195429B1 (en) | 2017-08-02 | 2019-02-05 | Lungpacer Medical Inc. | Systems and methods for intravascular catheter positioning and/or nerve stimulation |
| US10940308B2 (en) | 2017-08-04 | 2021-03-09 | Lungpacer Medical Inc. | Systems and methods for trans-esophageal sympathetic ganglion recruitment |
| US20190175908A1 (en) | 2017-12-11 | 2019-06-13 | Lungpacer Medical Inc. | Systems and methods for strengthening a respiratory muscle |
| US10992079B2 (en) | 2018-10-16 | 2021-04-27 | Bard Access Systems, Inc. | Safety-equipped connection systems and methods thereof for establishing electrical connections |
| WO2020097331A1 (en) | 2018-11-08 | 2020-05-14 | Lungpacer Medical Inc. | Stimulation systems and related user interfaces |
| JP7677631B2 (ja) | 2019-05-16 | 2025-05-15 | ラングペーサー メディカル インコーポレイテッド | 検知及び刺激のためのシステム及び方法 |
| WO2020252037A1 (en) | 2019-06-12 | 2020-12-17 | Lungpacer Medical Inc. | Circuitry for medical stimulation systems |
| KR102353059B1 (ko) * | 2020-04-13 | 2022-01-20 | 주식회사 아이센스 | 생체정보의 측정장치 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3330358A1 (de) * | 1983-08-23 | 1985-03-14 | Walter 2000 Hamburg Nicolai | Redoxpotential-messgeraet |
| US4951682A (en) * | 1988-06-22 | 1990-08-28 | The Cleveland Clinic Foundation | Continuous cardiac output by impedance measurements in the heart |
| US5121750A (en) * | 1990-03-02 | 1992-06-16 | Katims Jefferson J | Apparatus for locating a catheter adjacent to a pacemaker node of the heart |
| US5081990A (en) * | 1990-05-11 | 1992-01-21 | New York University | Catheter for spinal epidural injection of drugs and measurement of evoked potentials |
| US5092339A (en) * | 1990-07-23 | 1992-03-03 | Geddes Leslie A | Method and apparatus for electrically compensated measurement of cardiac output |
-
1990
- 1990-04-12 CH CH1277/90A patent/CH681351A5/de not_active IP Right Cessation
-
1991
- 1991-04-10 DE DE59106283T patent/DE59106283D1/de not_active Expired - Fee Related
- 1991-04-10 AT AT91810264T patent/ATE126684T1/de active
- 1991-04-10 EP EP91810264A patent/EP0452276B1/de not_active Expired - Lifetime
- 1991-09-27 US US07/766,274 patent/US5267569A/en not_active Expired - Fee Related
- 1991-10-09 CA CA002053115A patent/CA2053115A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| CA2053115A1 (en) | 1993-04-10 |
| EP0452276A1 (de) | 1991-10-16 |
| ATE126684T1 (de) | 1995-09-15 |
| US5267569A (en) | 1993-12-07 |
| EP0452276B1 (de) | 1995-08-23 |
| DE59106283D1 (de) | 1995-09-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |