AU724237B2 - Leak detection system for liquid processing device - Google Patents
Leak detection system for liquid processing device Download PDFInfo
- Publication number
- AU724237B2 AU724237B2 AU65389/98A AU6538998A AU724237B2 AU 724237 B2 AU724237 B2 AU 724237B2 AU 65389/98 A AU65389/98 A AU 65389/98A AU 6538998 A AU6538998 A AU 6538998A AU 724237 B2 AU724237 B2 AU 724237B2
- Authority
- AU
- Australia
- Prior art keywords
- leak sensor
- voltage
- impedance component
- liquid
- leak
- 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.)
- Ceased
Links
- 239000007788 liquid Substances 0.000 title claims description 25
- 238000001514 detection method Methods 0.000 title description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- 238000005119 centrifugation Methods 0.000 claims description 2
- 230000002596 correlated effect Effects 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims 1
- 239000008280 blood Substances 0.000 description 11
- 210000004369 blood Anatomy 0.000 description 11
- 238000010586 diagram Methods 0.000 description 3
- 239000010836 blood and blood product Substances 0.000 description 2
- 229940125691 blood product Drugs 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 102000015081 Blood Coagulation Factors Human genes 0.000 description 1
- 108010039209 Blood Coagulation Factors Proteins 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000023555 blood coagulation Effects 0.000 description 1
- 239000003114 blood coagulation factor Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002616 plasmapheresis Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000003894 surgical glue Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/042—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
- G01M3/045—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
- G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
- G01M3/186—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- External Artificial Organs (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Examining Or Testing Airtightness (AREA)
- Centrifugal Separators (AREA)
- Pipeline Systems (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3918497P | 1997-02-27 | 1997-02-27 | |
| US60/039184 | 1997-02-27 | ||
| PCT/US1998/003942 WO1998038485A2 (en) | 1997-02-27 | 1998-02-27 | Leak detection system for liquid processing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU6538998A AU6538998A (en) | 1998-09-18 |
| AU724237B2 true AU724237B2 (en) | 2000-09-14 |
Family
ID=21904113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU65389/98A Ceased AU724237B2 (en) | 1997-02-27 | 1998-02-27 | Leak detection system for liquid processing device |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6038914A (https=) |
| EP (1) | EP0980513A4 (https=) |
| JP (1) | JP2001517303A (https=) |
| AU (1) | AU724237B2 (https=) |
| CA (1) | CA2282628C (https=) |
| IL (1) | IL131470A0 (https=) |
| NZ (1) | NZ337335A (https=) |
| WO (1) | WO1998038485A2 (https=) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6812847B1 (en) | 2000-08-25 | 2004-11-02 | The Hoover Company | Moisture indicator for wet pick-up suction cleaner |
| US7147615B2 (en) | 2001-06-22 | 2006-12-12 | Baxter International Inc. | Needle dislodgement detection |
| US7022098B2 (en) | 2002-04-10 | 2006-04-04 | Baxter International Inc. | Access disconnection systems and methods |
| US10155082B2 (en) | 2002-04-10 | 2018-12-18 | Baxter International Inc. | Enhanced signal detection for access disconnection systems |
| US20040254513A1 (en) * | 2002-04-10 | 2004-12-16 | Sherwin Shang | Conductive polymer materials and applications thereof including monitoring and providing effective therapy |
| US7052480B2 (en) | 2002-04-10 | 2006-05-30 | Baxter International Inc. | Access disconnection systems and methods |
| US7951182B2 (en) * | 2005-07-14 | 2011-05-31 | Zoll Circulation, Inc. | System and method for leak detection in external cooling pad |
| US7605710B2 (en) | 2006-08-18 | 2009-10-20 | Fresenius Medical Care Holdings, Inc. | Wetness sensor |
| US8152751B2 (en) | 2007-02-09 | 2012-04-10 | Baxter International Inc. | Acoustic access disconnection systems and methods |
| US8376978B2 (en) * | 2007-02-09 | 2013-02-19 | Baxter International Inc. | Optical access disconnection systems and methods |
| US10463778B2 (en) | 2007-02-09 | 2019-11-05 | Baxter International Inc. | Blood treatment machine having electrical heartbeat analysis |
| CA2717886C (en) | 2008-04-01 | 2015-02-10 | Gambro Lundia Ab | An apparatus and a method for monitoring a vascular access |
| US8114043B2 (en) | 2008-07-25 | 2012-02-14 | Baxter International Inc. | Electromagnetic induction access disconnect sensor |
| US20100100026A1 (en) * | 2008-10-16 | 2010-04-22 | Fresenius Medical Care Holdings, Inc. | Wetness sensor utilizing passive resonant circuits |
| US8808218B2 (en) * | 2010-01-29 | 2014-08-19 | Baxter International Inc. | Needle placement detection and security device and method |
| US8444585B2 (en) * | 2010-01-29 | 2013-05-21 | Baxter International Inc. | Catheter needle retention and placement monitoring system and method |
| US9245438B2 (en) | 2014-05-27 | 2016-01-26 | Delta Faucet Company | Water leak detector for a pipe having a retention reservoir |
| CN115508027A (zh) | 2015-06-30 | 2022-12-23 | 美国圣戈班性能塑料公司 | 泄漏检测系统 |
| US10672252B2 (en) | 2015-12-31 | 2020-06-02 | Delta Faucet Company | Water sensor |
| CN111386452A (zh) * | 2017-11-27 | 2020-07-07 | 美国圣戈班性能塑料公司 | 泄漏检测系统及其制造和使用方法 |
| DK3968910T3 (da) | 2020-07-15 | 2023-04-03 | Hollister Inc | Modstandssensor til identifikation af lækagesteder i stomisystemet |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3963981A (en) * | 1974-10-09 | 1976-06-15 | J. M. Richards Laboratories | Leakage and continuity tester |
| US4122389A (en) * | 1977-05-23 | 1978-10-24 | Tandy Corporation | Moisture sensor |
| SE409662B (sv) * | 1977-12-28 | 1979-09-03 | Alfa Laval Ab | Anordning for leckageindikering vid en centrifugalseparator |
| US4227190A (en) * | 1979-02-26 | 1980-10-07 | Kelley Jerry K | Water alarm for monitoring floor moisture |
| US4535637A (en) * | 1979-04-19 | 1985-08-20 | Wilgood Corporation | Flow detection apparatus |
| JPS5624542A (en) * | 1979-08-03 | 1981-03-09 | Omron Tateisi Electronics Co | Detecting method of leakage of liquid |
| US4319232A (en) * | 1980-03-19 | 1982-03-09 | Westphal Frank C | Liquid leakage detector |
| CA1168707A (en) * | 1980-04-22 | 1984-06-05 | Norscan Instruments Ltd. | Apparatus to monitor electrical cables, including splice joints and the like for the ingress of moisture |
| US4502044A (en) * | 1982-05-19 | 1985-02-26 | Farris James R | Moisture alarm system |
| US5034135A (en) * | 1982-12-13 | 1991-07-23 | William F. McLaughlin | Blood fractionation system and method |
| US4599609A (en) * | 1984-12-05 | 1986-07-08 | Allied Corporation | Personal liquid chemical agent detector |
| AU601369B2 (en) * | 1985-06-12 | 1990-09-13 | Raychem Corporation | Hydrocarbon sensor |
| US4985696A (en) * | 1986-11-20 | 1991-01-15 | Lagoven S.A. | Electronic controller by resistivity of water-oil interface |
| US4760383A (en) * | 1986-12-08 | 1988-07-26 | Dilorenzo Daniel J | Enuresis treatment system |
| US5104526A (en) * | 1987-01-30 | 1992-04-14 | Baxter International Inc. | Centrifugation system having an interface detection system |
| US4940543A (en) * | 1987-01-30 | 1990-07-10 | Baxter International Inc. | Plasma collection set |
| US4909070A (en) * | 1987-10-12 | 1990-03-20 | Smith Jeffery B | Moisture sensor |
| US4942612A (en) * | 1988-01-14 | 1990-07-17 | Huck Wu | Leakage current preventing means for a drier |
| US4812778A (en) * | 1988-01-25 | 1989-03-14 | Electro-Mechanics, Inc. | Isolation amplifier |
| US5077526A (en) * | 1988-03-30 | 1991-12-31 | Automated Light Technologies, Inc. | Cable failure detection system |
| US5232588A (en) * | 1991-10-29 | 1993-08-03 | Edd D. Gryder | Environmentally beneficial bypass filter system for use with low pressure centrifugal refrigeration equipment |
| EP0545647B1 (en) * | 1991-12-02 | 2001-10-24 | Canon Kabushiki Kaisha | Measuring apparatus |
| US5469145A (en) * | 1992-05-29 | 1995-11-21 | Johnson; Lonnie | Wet diaper detector |
| US5445178A (en) * | 1994-02-18 | 1995-08-29 | Feuer; Lenny | Soil moisture sensor |
| US5534790A (en) * | 1994-04-13 | 1996-07-09 | International Business Machines Corporation | Current transition rate control circuit |
| US5606264A (en) * | 1995-04-21 | 1997-02-25 | Licari; James J. | Moisture sensor for electronic modules |
| KR100196535B1 (ko) * | 1996-07-16 | 1999-06-15 | 손욱 | 2차 전지 누액 감지 장치 |
-
1998
- 1998-02-27 US US09/031,280 patent/US6038914A/en not_active Expired - Fee Related
- 1998-02-27 IL IL13147098A patent/IL131470A0/xx unknown
- 1998-02-27 NZ NZ337335A patent/NZ337335A/en unknown
- 1998-02-27 JP JP53791598A patent/JP2001517303A/ja not_active Ceased
- 1998-02-27 AU AU65389/98A patent/AU724237B2/en not_active Ceased
- 1998-02-27 WO PCT/US1998/003942 patent/WO1998038485A2/en not_active Ceased
- 1998-02-27 EP EP98911438A patent/EP0980513A4/en not_active Withdrawn
- 1998-02-27 CA CA002282628A patent/CA2282628C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2282628C (en) | 2006-11-07 |
| AU6538998A (en) | 1998-09-18 |
| NZ337335A (en) | 2001-05-25 |
| WO1998038485A2 (en) | 1998-09-03 |
| WO1998038485A3 (en) | 1999-02-18 |
| EP0980513A4 (en) | 2002-06-19 |
| CA2282628A1 (en) | 1998-09-03 |
| JP2001517303A (ja) | 2001-10-02 |
| EP0980513A2 (en) | 2000-02-23 |
| US6038914A (en) | 2000-03-21 |
| IL131470A0 (en) | 2001-01-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FGA | Letters patent sealed or granted (standard patent) |