WO2004061399A3 - Pressure detector for fluid circuits - Google Patents
Pressure detector for fluid circuits Download PDFInfo
- Publication number
- WO2004061399A3 WO2004061399A3 PCT/US2003/041832 US0341832W WO2004061399A3 WO 2004061399 A3 WO2004061399 A3 WO 2004061399A3 US 0341832 W US0341832 W US 0341832W WO 2004061399 A3 WO2004061399 A3 WO 2004061399A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pressure detector
- pressure
- fluid circuits
- vessel
- tube
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0007—Fluidic connecting means
- G01L19/0023—Fluidic connecting means for flowthrough systems having a flexible pressure transmitting element
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3639—Blood pressure control, pressure transducers specially adapted therefor
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3622—Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit
- A61M1/36222—Details related to the interface between cassette and machine
- A61M1/362227—Details related to the interface between cassette and machine the interface providing means for actuating on functional elements of the cassette, e.g. plungers
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/12—General characteristics of the apparatus with interchangeable cassettes forming partially or totally the fluid circuit
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
- A61M5/16854—Monitoring, detecting, signalling or eliminating infusion flow anomalies by monitoring line pressure
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Cardiology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measuring Fluid Pressure (AREA)
- External Artificial Organs (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2003300210A AU2003300210A1 (en) | 2002-12-30 | 2003-12-30 | Pressure detector for fluid circuits |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US43699002P | 2002-12-30 | 2002-12-30 | |
US60/436,990 | 2002-12-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2004061399A2 WO2004061399A2 (en) | 2004-07-22 |
WO2004061399A3 true WO2004061399A3 (en) | 2004-12-29 |
Family
ID=32713121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2003/041832 WO2004061399A2 (en) | 2002-12-30 | 2003-12-30 | Pressure detector for fluid circuits |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU2003300210A1 (en) |
WO (1) | WO2004061399A2 (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006130063A (en) | 2004-11-05 | 2006-05-25 | Nipro Corp | Blood purification apparatus |
US7318353B2 (en) * | 2004-12-22 | 2008-01-15 | Lancer Partnership Ltd. | Method and apparatus for a product displacement sensing device |
ES2709806T3 (en) * | 2010-10-01 | 2019-04-17 | Zevex Inc | Pressure sensor gasket |
JP5976302B2 (en) * | 2011-11-16 | 2016-08-23 | 株式会社トップ | Pressure detection device |
US9241641B2 (en) | 2012-07-20 | 2016-01-26 | Acist Medical Systems, Inc. | Fiber optic sensor assembly for sensor delivery device |
ES2641380T3 (en) | 2012-12-14 | 2017-11-08 | Gambro Lundia Ab | Repositioning diaphragm for pressure capsule using position detection |
US9220834B2 (en) * | 2012-12-20 | 2015-12-29 | Acist Medical Systems, Inc. | Pressure sensing in medical injection systems |
US11000646B2 (en) | 2015-09-01 | 2021-05-11 | Fresenius Vial Sas | Infusion device for acting onto a tube set |
WO2018042366A1 (en) * | 2016-09-01 | 2018-03-08 | Novartis Ag | Systems and methods for non-invasive measurement of cassette pressure |
US20200054818A1 (en) * | 2016-11-10 | 2020-02-20 | Dexerials Corporation | Fluid system, medical system, sensor, circuit conduit member, attachment jig, and attachment method |
WO2018088438A1 (en) * | 2016-11-10 | 2018-05-17 | デクセリアルズ株式会社 | Fluid system, medical system, sensor, circuit piping member, attachment jig, and attachment method |
JP7066749B2 (en) | 2017-06-16 | 2022-05-13 | テルモ株式会社 | Blood component collection cassette, blood component collection kit, blood component collection system and flow path pressure detection method |
EP3638340A1 (en) * | 2017-06-16 | 2020-04-22 | Terumo Kabushiki Kaisha | Blood component collection cassette and method to measure the blood pressure inside the cassette |
JP7133617B2 (en) | 2017-09-28 | 2022-09-08 | テルモ株式会社 | Biological component sampling system and circuit internal pressure acquisition method |
US11925741B2 (en) | 2017-09-28 | 2024-03-12 | Terumo Kabushiki Kaisha | Biological component collection device with internal pressure sensor and method |
EP3768352B1 (en) * | 2018-03-26 | 2022-11-23 | TERUMO Kabushiki Kaisha | Biological component collection system and flow path internal pressure acquisition method |
WO2019188504A1 (en) * | 2018-03-26 | 2019-10-03 | Terumo Kabushiki Kaisha | Biological component collection system and flow path internal pressure acquisition method |
WO2020092757A1 (en) | 2018-10-31 | 2020-05-07 | Acist Medical Systems, Inc. | Fluid pressure sensor protection |
EP3860677B1 (en) * | 2018-11-01 | 2022-11-30 | TERUMO Kabushiki Kaisha | Biological component collection system and circuit internal pressure acquisition method |
WO2020090544A1 (en) * | 2018-11-01 | 2020-05-07 | Terumo Kabushiki Kaisha | Biological component collection system and circuit internal pressure acquisition method |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5024099A (en) * | 1989-11-20 | 1991-06-18 | Setra Systems, Inc. | Pressure transducer with flow-through measurement capability |
US6523414B1 (en) * | 2001-04-16 | 2003-02-25 | Zevex, Inc. | Optical pressure monitoring system |
-
2003
- 2003-12-30 AU AU2003300210A patent/AU2003300210A1/en not_active Abandoned
- 2003-12-30 WO PCT/US2003/041832 patent/WO2004061399A2/en not_active Application Discontinuation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5024099A (en) * | 1989-11-20 | 1991-06-18 | Setra Systems, Inc. | Pressure transducer with flow-through measurement capability |
US6523414B1 (en) * | 2001-04-16 | 2003-02-25 | Zevex, Inc. | Optical pressure monitoring system |
Also Published As
Publication number | Publication date |
---|---|
AU2003300210A8 (en) | 2004-07-29 |
WO2004061399A2 (en) | 2004-07-22 |
AU2003300210A1 (en) | 2004-07-29 |
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