DE8802025U1 - Drucksensor - Google Patents
DrucksensorInfo
- Publication number
- DE8802025U1 DE8802025U1 DE8802025U DE8802025U DE8802025U1 DE 8802025 U1 DE8802025 U1 DE 8802025U1 DE 8802025 U DE8802025 U DE 8802025U DE 8802025 U DE8802025 U DE 8802025U DE 8802025 U1 DE8802025 U1 DE 8802025U1
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- pressure sensor
- sensor according
- sensor head
- light guide
- 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
- 239000012528 membrane Substances 0.000 claims description 14
- 230000005693 optoelectronics Effects 0.000 claims description 6
- 238000009530 blood pressure measurement Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 244000309464 bull Species 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000000747 cardiac effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008054 signal transmission 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
- A61B5/03—Detecting, measuring or recording fluid pressure within the body other than blood pressure, e.g. cerebral pressure; Measuring pressure in body tissues or organs
-
- 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 pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
- A61B5/02154—Measuring pressure in heart or blood vessels by means inserted into the body by optical transmission
-
- 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
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0076—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means
- G01L9/0077—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means for measuring reflected light
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Cardiology (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- Physiology (AREA)
- Hematology (AREA)
- Measuring Fluid Pressure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8802025U DE8802025U1 (de) | 1988-02-17 | 1988-02-17 | Drucksensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8802025U DE8802025U1 (de) | 1988-02-17 | 1988-02-17 | Drucksensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE8802025U1 true DE8802025U1 (de) | 1988-03-31 |
Family
ID=6820752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8802025U Expired DE8802025U1 (de) | 1988-02-17 | 1988-02-17 | Drucksensor |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE8802025U1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0439887A1 (en) * | 1989-01-13 | 1991-08-07 | Fiberoptic Sensor Technologies, Inc. | Improved fiber optic sensors |
| DE4407176A1 (de) * | 1994-03-04 | 1995-09-07 | Diehl Gmbh & Co | Druckmessung mittels Faseroptik |
-
1988
- 1988-02-17 DE DE8802025U patent/DE8802025U1/de not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0439887A1 (en) * | 1989-01-13 | 1991-08-07 | Fiberoptic Sensor Technologies, Inc. | Improved fiber optic sensors |
| DE4407176A1 (de) * | 1994-03-04 | 1995-09-07 | Diehl Gmbh & Co | Druckmessung mittels Faseroptik |
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