JPH0141330B2 - - Google Patents
Info
- Publication number
- JPH0141330B2 JPH0141330B2 JP54003578A JP357879A JPH0141330B2 JP H0141330 B2 JPH0141330 B2 JP H0141330B2 JP 54003578 A JP54003578 A JP 54003578A JP 357879 A JP357879 A JP 357879A JP H0141330 B2 JPH0141330 B2 JP H0141330B2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- pressure
- intracerebral
- sensor
- capacitor
- 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
- 210000004761 scalp Anatomy 0.000 claims description 30
- 239000003990 capacitor Substances 0.000 claims description 23
- 238000006073 displacement reaction Methods 0.000 claims description 15
- 210000001175 cerebrospinal fluid Anatomy 0.000 claims description 9
- 210000004556 brain Anatomy 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 5
- 238000005259 measurement Methods 0.000 description 8
- 230000010355 oscillation Effects 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 4
- 230000001939 inductive effect Effects 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 208000015181 infectious disease Diseases 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007917 intracranial administration Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 210000003625 skull Anatomy 0.000 description 2
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 210000002837 heart atrium Anatomy 0.000 description 1
- 238000007914 intraventricular administration Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
- A61B5/03—Detecting, measuring or recording fluid pressure within the body other than blood pressure, e.g. cerebral pressure; Measuring pressure in body tissues or organs
- A61B5/031—Intracranial pressure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
- G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0033—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means
- G01L9/0036—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means using variations in inductance
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Neurosurgery (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Hematology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
- Measuring Fluid Pressure (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- External Artificial Organs (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP357879A JPS5596141A (en) | 1979-01-16 | 1979-01-16 | Cerebral internal pressure meter |
| DE19808000628 DE8000628U1 (de) | 1979-01-16 | 1980-01-11 | Intrakranial-druckmesser |
| DE19803000907 DE3000907C2 (de) | 1979-01-16 | 1980-01-11 | Intrakranial-Druckmesser |
| FR8000849A FR2447021A1 (fr) | 1979-01-16 | 1980-01-15 | Dispositif de mesure de la pression intracranienne d'un patient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP357879A JPS5596141A (en) | 1979-01-16 | 1979-01-16 | Cerebral internal pressure meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5596141A JPS5596141A (en) | 1980-07-22 |
| JPH0141330B2 true JPH0141330B2 (no) | 1989-09-05 |
Family
ID=11561328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP357879A Granted JPS5596141A (en) | 1979-01-16 | 1979-01-16 | Cerebral internal pressure meter |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5596141A (no) |
| DE (2) | DE8000628U1 (no) |
| FR (1) | FR2447021A1 (no) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982001068A1 (en) * | 1980-09-20 | 1982-04-01 | Balcke G | Electromechanical converter |
| JPS57177735A (en) * | 1981-04-27 | 1982-11-01 | Toyoda Chuo Kenkyusho Kk | Telemeter type brain nanometer |
| EP0069073A1 (fr) * | 1981-07-01 | 1983-01-05 | Microbo S.A. | Dispositif de mesure de force |
| FR2509047A1 (fr) * | 1981-07-06 | 1983-01-07 | Microbo Sa | Dispositif de mesure de force |
| JPS63115538A (ja) * | 1986-11-04 | 1988-05-20 | 株式会社日本エム・デイ・エム | 頭蓋内圧測定装置 |
| JPS63122424A (ja) * | 1986-11-12 | 1988-05-26 | 株式会社日本エム・デイ・エム | 頭蓋内コンプライアンス測定装置 |
| JPH0346729Y2 (no) * | 1987-04-06 | 1991-10-03 | ||
| JPH0219712A (ja) * | 1988-07-07 | 1990-01-23 | Nagano Keiki Seisakusho Ltd | 変位測定装置 |
| JPH0219713A (ja) * | 1988-07-07 | 1990-01-23 | Nagano Keiki Seisakusho Ltd | 変位測定装置 |
| DE3928554A1 (de) * | 1989-08-29 | 1991-03-14 | Hellige Gmbh | Einrichtung zur fontanometrischen hirndruckerfassung |
| US7059195B1 (en) * | 2004-12-02 | 2006-06-13 | Honeywell International Inc. | Disposable and trimmable wireless pressure sensor for medical applications |
| DE102005020569B4 (de) * | 2005-04-30 | 2010-08-05 | Aesculap Ag | Implantierbare Vorrichtung zur Erfassung von intrakorporalen Drücken |
| ITUB20160704A1 (it) * | 2016-02-12 | 2017-08-12 | Valtriani Massimiliano | Dispositivo elettromedicale |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50152580A (no) * | 1974-03-07 | 1975-12-08 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3958558A (en) * | 1974-09-16 | 1976-05-25 | Huntington Institute Of Applied Medical Research | Implantable pressure transducer |
| FR2325351A1 (fr) * | 1975-05-23 | 1977-04-22 | Pertuiset Bernard | Mano capteur emetteur de pression ventriculaire cerebrale a scalp ferme |
| US4062354A (en) * | 1975-07-01 | 1977-12-13 | Taylor H Lyndon | Intracranial pressure transducer system |
| US4127110A (en) * | 1976-05-24 | 1978-11-28 | Huntington Institute Of Applied Medical Research | Implantable pressure transducer |
-
1979
- 1979-01-16 JP JP357879A patent/JPS5596141A/ja active Granted
-
1980
- 1980-01-11 DE DE19808000628 patent/DE8000628U1/de not_active Expired
- 1980-01-11 DE DE19803000907 patent/DE3000907C2/de not_active Expired
- 1980-01-15 FR FR8000849A patent/FR2447021A1/fr active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50152580A (no) * | 1974-03-07 | 1975-12-08 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2447021B1 (no) | 1984-02-17 |
| FR2447021A1 (fr) | 1980-08-14 |
| DE3000907A1 (de) | 1980-07-17 |
| DE8000628U1 (de) | 1985-05-30 |
| DE3000907C2 (de) | 1984-03-08 |
| JPS5596141A (en) | 1980-07-22 |
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