JP4434495B2 - ポンプ薄膜における漏れの検出のための装置及び方法 - Google Patents
ポンプ薄膜における漏れの検出のための装置及び方法 Download PDFInfo
- Publication number
- JP4434495B2 JP4434495B2 JP2000582714A JP2000582714A JP4434495B2 JP 4434495 B2 JP4434495 B2 JP 4434495B2 JP 2000582714 A JP2000582714 A JP 2000582714A JP 2000582714 A JP2000582714 A JP 2000582714A JP 4434495 B2 JP4434495 B2 JP 4434495B2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- chamber
- leak rate
- fluid
- program code
- 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
- 238000000034 method Methods 0.000 title claims description 26
- 239000012528 membrane Substances 0.000 title claims description 15
- 238000001514 detection method Methods 0.000 title description 2
- 239000012530 fluid Substances 0.000 claims description 98
- 238000009530 blood pressure measurement Methods 0.000 claims description 35
- 239000010409 thin film Substances 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 9
- 238000004590 computer program Methods 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 7
- 230000000007 visual effect Effects 0.000 claims description 7
- 230000003213 activating effect Effects 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 claims description 4
- 238000005070 sampling Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000000502 dialysis Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/0009—Special features
- F04B43/0081—Special features systems, control, safety measures
- F04B43/009—Special features systems, control, safety measures leakage control; pump systems with two flexible members; between the actuating element and the pumped fluid
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Examining Or Testing Airtightness (AREA)
- External Artificial Organs (AREA)
- Reciprocating Pumps (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/193,337 | 1998-11-16 | ||
| US09/193,337 US6223130B1 (en) | 1998-11-16 | 1998-11-16 | Apparatus and method for detection of a leak in a membrane of a fluid flow control system |
| PCT/US1999/027101 WO2000029749A1 (en) | 1998-11-16 | 1999-11-15 | Apparatus and method for detection of a leak in a pump membrane |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002530573A JP2002530573A (ja) | 2002-09-17 |
| JP2002530573A5 JP2002530573A5 (enExample) | 2007-01-11 |
| JP4434495B2 true JP4434495B2 (ja) | 2010-03-17 |
Family
ID=22713235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000582714A Expired - Lifetime JP4434495B2 (ja) | 1998-11-16 | 1999-11-15 | ポンプ薄膜における漏れの検出のための装置及び方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6223130B1 (enExample) |
| EP (1) | EP1131559B1 (enExample) |
| JP (1) | JP4434495B2 (enExample) |
| AU (1) | AU2150400A (enExample) |
| CA (2) | CA2650669C (enExample) |
| DE (1) | DE69926258T2 (enExample) |
| WO (1) | WO2000029749A1 (enExample) |
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| US6041801A (en) | 1998-07-01 | 2000-03-28 | Deka Products Limited Partnership | System and method for measuring when fluid has stopped flowing within a line |
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| US7175606B2 (en) | 2002-05-24 | 2007-02-13 | Baxter International Inc. | Disposable medical fluid unit having rigid frame |
| US6929751B2 (en) * | 2002-05-24 | 2005-08-16 | Baxter International Inc. | Vented medical fluid tip protector methods |
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| US10463774B2 (en) | 2007-02-27 | 2019-11-05 | Deka Products Limited Partnership | Control systems and methods for blood or fluid handling medical devices |
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| KR102160985B1 (ko) | 2007-02-27 | 2020-09-29 | 데카 프로덕츠 리미티드 파트너쉽 | 혈액투석 시스템 |
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| CA2687682C (en) * | 2007-05-29 | 2017-10-31 | Fresenius Medical Care Holdings, Inc. | Solutions, dialysates, and related methods |
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| KR100986760B1 (ko) | 2008-06-09 | 2010-10-08 | 포항공과대학교 산학협력단 | 공압 디스펜서 |
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1998
- 1998-11-16 US US09/193,337 patent/US6223130B1/en not_active Expired - Lifetime
-
1999
- 1999-11-15 CA CA2650669A patent/CA2650669C/en not_active Expired - Lifetime
- 1999-11-15 DE DE69926258T patent/DE69926258T2/de not_active Expired - Lifetime
- 1999-11-15 WO PCT/US1999/027101 patent/WO2000029749A1/en not_active Ceased
- 1999-11-15 EP EP99965814A patent/EP1131559B1/en not_active Expired - Lifetime
- 1999-11-15 CA CA002351645A patent/CA2351645C/en not_active Expired - Lifetime
- 1999-11-15 JP JP2000582714A patent/JP4434495B2/ja not_active Expired - Lifetime
- 1999-11-15 AU AU21504/00A patent/AU2150400A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| CA2650669C (en) | 2013-05-07 |
| CA2351645A1 (en) | 2000-05-25 |
| EP1131559A1 (en) | 2001-09-12 |
| DE69926258D1 (de) | 2005-08-25 |
| CA2650669A1 (en) | 2000-05-25 |
| AU2150400A (en) | 2000-06-05 |
| JP2002530573A (ja) | 2002-09-17 |
| EP1131559B1 (en) | 2005-07-20 |
| DE69926258T2 (de) | 2006-05-24 |
| US6223130B1 (en) | 2001-04-24 |
| WO2000029749A1 (en) | 2000-05-25 |
| CA2351645C (en) | 2009-01-20 |
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