CA1236708A - Universal connector means for transducer/monitor systems - Google Patents
Universal connector means for transducer/monitor systemsInfo
- Publication number
- CA1236708A CA1236708A CA000459243A CA459243A CA1236708A CA 1236708 A CA1236708 A CA 1236708A CA 000459243 A CA000459243 A CA 000459243A CA 459243 A CA459243 A CA 459243A CA 1236708 A CA1236708 A CA 1236708A
- Authority
- CA
- Canada
- Prior art keywords
- transducer
- impedance
- monitoring
- output
- blood pressure
- 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
- 238000012544 monitoring process Methods 0.000 claims abstract description 40
- 230000036772 blood pressure Effects 0.000 claims abstract description 25
- 230000009466 transformation Effects 0.000 claims abstract description 3
- 230000001131 transforming effect Effects 0.000 claims abstract description 3
- 230000002463 transducing effect Effects 0.000 claims description 4
- 239000000872 buffer Substances 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims 2
- 230000001747 exhibiting effect Effects 0.000 claims 1
- 230000004962 physiological condition Effects 0.000 abstract description 6
- 241001465754 Metazoa Species 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- SGTNSNPWRIOYBX-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-{[2-(3,4-dimethoxyphenyl)ethyl](methyl)amino}-2-(propan-2-yl)pentanenitrile Chemical compound C1=C(OC)C(OC)=CC=C1CCN(C)CCCC(C#N)(C(C)C)C1=CC=C(OC)C(OC)=C1 SGTNSNPWRIOYBX-UHFFFAOYSA-N 0.000 description 7
- 230000005284 excitation Effects 0.000 description 7
- 240000004543 Vicia ervilia Species 0.000 description 4
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 3
- 101150087426 Gnal gene Proteins 0.000 description 2
- 241001354782 Nitor Species 0.000 description 2
- KVHHQGIIZCJATJ-UHFFFAOYSA-N 1-(4-chlorophenyl)-4-(dimethylamino)-2,3-dimethyl-2-butanol Chemical compound CN(C)CC(C)C(C)(O)CC1=CC=C(Cl)C=C1 KVHHQGIIZCJATJ-UHFFFAOYSA-N 0.000 description 1
- ODKSFYDXXFIFQN-UHFFFAOYSA-N Arginine Chemical compound OC(=O)C(N)CCCNC(N)=N ODKSFYDXXFIFQN-UHFFFAOYSA-N 0.000 description 1
- 241000272470 Circus Species 0.000 description 1
- 101100353161 Drosophila melanogaster prel gene Proteins 0.000 description 1
- 206010027145 Melanocytic naevus Diseases 0.000 description 1
- 208000007256 Nevus Diseases 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- PHTXVQQRWJXYPP-UHFFFAOYSA-N ethyltrifluoromethylaminoindane Chemical compound C1=C(C(F)(F)F)C=C2CC(NCC)CC2=C1 PHTXVQQRWJXYPP-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 230000001681 protective effect Effects 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
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/30—Input circuits therefor
- A61B5/307—Input circuits therefor specially adapted for particular uses
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/021—Measuring pressure in heart or blood vessels
-
- 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
- A61B5/30—Input circuits therefor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
- H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
- H03F3/4595—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by using feedforward means
- H03F3/45955—Measuring at the input circuit of the differential amplifier
- H03F3/45959—Controlling the input circuit of the differential amplifier
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/04—Constructional details of apparatus
- A61B2560/0443—Modular apparatus
- A61B2560/045—Modular apparatus with a separable interface unit, e.g. for communication
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Power Engineering (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Physiology (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Amplifiers (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
- External Artificial Organs (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US51532883A | 1983-07-19 | 1983-07-19 | |
| US06/515,328 | 1983-07-19 | ||
| US62989284A | 1984-07-16 | 1984-07-16 | |
| US629,892 | 1984-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1236708A true CA1236708A (en) | 1988-05-17 |
Family
ID=27058459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000459243A Expired CA1236708A (en) | 1983-07-19 | 1984-07-19 | Universal connector means for transducer/monitor systems |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0132380A3 (cg-RX-API-DMAC7.html) |
| JP (1) | JPS6036033A (cg-RX-API-DMAC7.html) |
| CA (1) | CA1236708A (cg-RX-API-DMAC7.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5813404A (en) * | 1995-10-20 | 1998-09-29 | Aspect Medical Systems, Inc. | Electrode connector system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2429953C3 (de) * | 1974-06-21 | 1987-10-22 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur Verarbeitung physiologischer Meßsignale |
| JPS5117531A (ja) * | 1974-08-02 | 1976-02-12 | Hitachi Ltd | Henryuki |
| US4173221A (en) * | 1977-04-15 | 1979-11-06 | Wallace Rogozinski | EKG cable monitoring system |
-
1984
- 1984-07-19 EP EP84304918A patent/EP0132380A3/en not_active Withdrawn
- 1984-07-19 JP JP59151114A patent/JPS6036033A/ja active Granted
- 1984-07-19 CA CA000459243A patent/CA1236708A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| EP0132380A3 (en) | 1987-09-09 |
| EP0132380A2 (en) | 1985-01-30 |
| JPS6036033A (ja) | 1985-02-25 |
| JPH0553493B2 (cg-RX-API-DMAC7.html) | 1993-08-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |