JPH0362409B2 - - Google Patents
Info
- Publication number
- JPH0362409B2 JPH0362409B2 JP2282318A JP28231890A JPH0362409B2 JP H0362409 B2 JPH0362409 B2 JP H0362409B2 JP 2282318 A JP2282318 A JP 2282318A JP 28231890 A JP28231890 A JP 28231890A JP H0362409 B2 JPH0362409 B2 JP H0362409B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- catheter
- pressure
- ventricular
- cerebrospinal fluid
- 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
- 238000007917 intracranial administration Methods 0.000 claims description 109
- 230000002861 ventricular Effects 0.000 claims description 77
- 210000001175 cerebrospinal fluid Anatomy 0.000 claims description 55
- 238000005259 measurement Methods 0.000 claims description 48
- 210000004761 scalp Anatomy 0.000 claims description 36
- 238000001514 detection method Methods 0.000 claims description 27
- 230000007246 mechanism Effects 0.000 claims description 25
- 239000012528 membrane Substances 0.000 claims description 14
- 230000001746 atrial effect Effects 0.000 claims description 11
- 238000011144 upstream manufacturing Methods 0.000 claims description 11
- 238000010992 reflux Methods 0.000 claims description 10
- 210000002837 heart atrium Anatomy 0.000 claims description 8
- 230000004044 response Effects 0.000 claims description 7
- 210000000683 abdominal cavity Anatomy 0.000 claims description 5
- 210000004556 brain Anatomy 0.000 claims description 5
- 210000004289 cerebral ventricle Anatomy 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 3
- 239000007924 injection Substances 0.000 description 19
- 238000002347 injection Methods 0.000 description 19
- 238000000034 method Methods 0.000 description 14
- 239000007943 implant Substances 0.000 description 12
- 210000004379 membrane Anatomy 0.000 description 11
- 230000001105 regulatory effect Effects 0.000 description 9
- 210000003625 skull Anatomy 0.000 description 8
- 230000009471 action Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 238000009530 blood pressure measurement Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000007373 indentation Methods 0.000 description 4
- 210000003200 peritoneal cavity Anatomy 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 229920002050 silicone resin Polymers 0.000 description 4
- 208000035143 Bacterial infection Diseases 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 208000022362 bacterial infectious disease Diseases 0.000 description 3
- 238000009933 burial Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 210000001951 dura mater Anatomy 0.000 description 2
- 208000003906 hydrocephalus Diseases 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 206010022773 Intracranial pressure increased Diseases 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 230000006931 brain damage Effects 0.000 description 1
- 231100000874 brain damage Toxicity 0.000 description 1
- 208000029028 brain injury Diseases 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 239000002872 contrast media Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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—Measuring fluid pressure within the body other than blood pressure, e.g. cerebral pressure ; Measuring pressure in body tissues or organs
- A61B5/031—Intracranial pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
- A61M27/002—Implant devices for drainage of body fluids from one part of the body to another
- A61M27/006—Cerebrospinal drainage; Accessories therefor, e.g. valves
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Hematology (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Neurosurgery (AREA)
- Neurology (AREA)
- Ophthalmology & Optometry (AREA)
- Otolaryngology (AREA)
- Anesthesiology (AREA)
- External Artificial Organs (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2282318A JPH03162865A (ja) | 1990-10-20 | 1990-10-20 | 頭蓋内コンプライアンス測定兼用脳室シャント装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2282318A JPH03162865A (ja) | 1990-10-20 | 1990-10-20 | 頭蓋内コンプライアンス測定兼用脳室シャント装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP27063386A Division JPS63122424A (ja) | 1986-11-12 | 1986-11-12 | 頭蓋内コンプライアンス測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03162865A JPH03162865A (ja) | 1991-07-12 |
| JPH0362409B2 true JPH0362409B2 (enrdf_load_stackoverflow) | 1991-09-25 |
Family
ID=17650851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2282318A Granted JPH03162865A (ja) | 1990-10-20 | 1990-10-20 | 頭蓋内コンプライアンス測定兼用脳室シャント装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03162865A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050043670A1 (en) * | 2003-08-22 | 2005-02-24 | Codman & Shurtleff, Inc. | Intra-ventricular pressure sensing catheter |
| WO2016077748A1 (en) * | 2014-11-13 | 2016-05-19 | PAVmed Inc. | Intraosseous infusion ports and methods of use |
-
1990
- 1990-10-20 JP JP2282318A patent/JPH03162865A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03162865A (ja) | 1991-07-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term | ||
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20070925 Year of fee payment: 16 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20070925 Year of fee payment: 16 |