JPH0355127B2 - - Google Patents
Info
- Publication number
- JPH0355127B2 JPH0355127B2 JP28100290A JP28100290A JPH0355127B2 JP H0355127 B2 JPH0355127 B2 JP H0355127B2 JP 28100290 A JP28100290 A JP 28100290A JP 28100290 A JP28100290 A JP 28100290A JP H0355127 B2 JPH0355127 B2 JP H0355127B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- catheter
- pressure
- ventricular
- shunt
- 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
- 230000002861 ventricular Effects 0.000 claims description 75
- 238000007917 intracranial administration Methods 0.000 claims description 58
- 210000001175 cerebrospinal fluid Anatomy 0.000 claims description 33
- 210000004761 scalp Anatomy 0.000 claims description 32
- 238000001514 detection method Methods 0.000 claims description 28
- 238000009530 blood pressure measurement Methods 0.000 claims description 26
- 230000007246 mechanism Effects 0.000 claims description 26
- 239000012528 membrane Substances 0.000 claims description 15
- 230000001746 atrial effect Effects 0.000 claims description 9
- 210000003625 skull Anatomy 0.000 claims description 9
- 238000011144 upstream manufacturing Methods 0.000 claims description 9
- 210000002837 heart atrium Anatomy 0.000 claims description 6
- 210000000683 abdominal cavity Anatomy 0.000 claims description 5
- 210000004556 brain Anatomy 0.000 claims description 5
- 230000004044 response Effects 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 2
- 238000005259 measurement Methods 0.000 description 15
- 210000004379 membrane Anatomy 0.000 description 12
- 239000007943 implant Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 238000007373 indentation Methods 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000009933 burial Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- 210000001951 dura mater Anatomy 0.000 description 2
- 208000003906 hydrocephalus Diseases 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 210000003200 peritoneal cavity Anatomy 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229920002050 silicone resin Polymers 0.000 description 2
- 206010022773 Intracranial pressure increased Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 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
- 238000004891 communication Methods 0.000 description 1
- 239000002872 contrast media Substances 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
- 238000005516 engineering process Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000008569 process Effects 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
Landscapes
- Measuring And Recording Apparatus For Diagnosis (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28100290A JPH03141924A (ja) | 1990-10-19 | 1990-10-19 | 頭蓋内圧測定兼用脳室シャント装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28100290A JPH03141924A (ja) | 1990-10-19 | 1990-10-19 | 頭蓋内圧測定兼用脳室シャント装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61262162A Division JPS63115538A (ja) | 1986-11-04 | 1986-11-04 | 頭蓋内圧測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03141924A JPH03141924A (ja) | 1991-06-17 |
| JPH0355127B2 true JPH0355127B2 (enrdf_load_stackoverflow) | 1991-08-22 |
Family
ID=17632904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28100290A Granted JPH03141924A (ja) | 1990-10-19 | 1990-10-19 | 頭蓋内圧測定兼用脳室シャント装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03141924A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005020569B4 (de) * | 2005-04-30 | 2010-08-05 | Aesculap Ag | Implantierbare Vorrichtung zur Erfassung von intrakorporalen Drücken |
| DE102007008642B3 (de) * | 2007-02-22 | 2008-08-14 | Aesculap Ag & Co. Kg | Messeinrichtung für physiologische Parameter |
-
1990
- 1990-10-19 JP JP28100290A patent/JPH03141924A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03141924A (ja) | 1991-06-17 |
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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 (prs date is renewal date of database) |
Year of fee payment: 16 Free format text: PAYMENT UNTIL: 20070822 |
|
| FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20070822 Year of fee payment: 16 |