DE69521380D1 - Flüssigkeitsdruckmessvorrichtung und Regelungsverfahren einer solchen Vorrichtung - Google Patents
Flüssigkeitsdruckmessvorrichtung und Regelungsverfahren einer solchen VorrichtungInfo
- Publication number
- DE69521380D1 DE69521380D1 DE69521380T DE69521380T DE69521380D1 DE 69521380 D1 DE69521380 D1 DE 69521380D1 DE 69521380 T DE69521380 T DE 69521380T DE 69521380 T DE69521380 T DE 69521380T DE 69521380 D1 DE69521380 D1 DE 69521380D1
- Authority
- DE
- Germany
- Prior art keywords
- compartment
- pump
- control method
- pressure measuring
- liquid pressure
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
- G01L11/004—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces
- G01L11/006—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces hydraulic or pneumatic counterbalancing forces
-
- 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
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1601—Control or regulation
- A61M1/1603—Regulation parameters
- A61M1/1605—Physical characteristics of the dialysate fluid
-
- 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
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1601—Control or regulation
- A61M1/1617—Control or regulation using measurements made during a temporary variation of a characteristic of the fresh dialysis fluid
-
- 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
- A61M1/3639—Blood pressure control, pressure transducers specially adapted therefor
- A61M1/3641—Pressure isolators
-
- 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
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
-
- 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
- A61M2205/3344—Measuring or controlling pressure at the body treatment site
-
- 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
- A61M2205/3351—Controlling upstream pump 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
- A61M2205/3355—Controlling downstream pump 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3365—Rotational speed
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- Urology & Nephrology (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Cardiology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- External Artificial Organs (AREA)
- Paper (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Reciprocating Pumps (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9411216A FR2724321A1 (fr) | 1994-09-14 | 1994-09-14 | Dispositif de mesure de la pression d'un liquide et procede de reglage d'un tel dispositif |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69521380D1 true DE69521380D1 (de) | 2001-07-26 |
DE69521380T2 DE69521380T2 (de) | 2002-05-02 |
Family
ID=9467104
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69521380T Expired - Lifetime DE69521380T2 (de) | 1994-09-14 | 1995-09-05 | Flüssigkeitsdruckmessvorrichtung und Regelungsverfahren einer solchen Vorrichtung |
Country Status (8)
Country | Link |
---|---|
US (1) | US5722399A (de) |
EP (1) | EP0701830B1 (de) |
JP (1) | JP3690846B2 (de) |
AT (1) | ATE202288T1 (de) |
CA (1) | CA2158245C (de) |
DE (1) | DE69521380T2 (de) |
ES (1) | ES2158058T3 (de) |
FR (1) | FR2724321A1 (de) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10032616A1 (de) * | 2000-07-08 | 2002-01-24 | Mhm Harzbecher Medizintechnik | Systemelemente zur Druckmessung in extrakorporalen Kreisläufen |
DE10233622A1 (de) * | 2002-07-24 | 2004-02-12 | Disetronic Licensing Ag | Infusionspumpe, Verfahren, Steuerprogramm und Halbleiterbauelement zur dosierten Verabreichung einer medizinischen Flüssigkeit |
US20050159708A1 (en) * | 2002-07-24 | 2005-07-21 | Rudolf Sidler | Infusion pump, control program, semiconductor means and method for the dosed administration of a medicinal liquid |
US7314554B2 (en) * | 2003-02-07 | 2008-01-01 | Gambro Lundia Ab | Extracorporeal blood treatment machine |
ITMI20030212A1 (it) * | 2003-02-07 | 2004-08-08 | Gambro Lundia Ab | Metodo per il trattamento extracorporeo di sangue |
ITMO20030259A1 (it) | 2003-09-25 | 2005-03-26 | Gambro Lundia Ab | User interface per una macchina per il trattamento |
ITMO20050125A1 (it) * | 2005-05-20 | 2006-11-21 | M D Micro Detectors S P A | Disposotivo per la misura non invasiva della pressione di un fluido, particolarmente per la misura della pressione del sangue in apparecchiature medicali. |
US8092414B2 (en) | 2005-11-09 | 2012-01-10 | Nxstage Medical, Inc. | Diaphragm pressure pod for medical fluids |
DE102006016846B4 (de) | 2006-04-07 | 2010-02-11 | Nikkiso Medical Systems Gmbh | Anschlusselement zur lösbar abgedichteten Verbindung eines Fluidleitungssystems mit einem Druckaufnehmer und Druckaufnehmer hierzu |
CN101421602B (zh) | 2006-04-19 | 2011-02-09 | 旭化成可乐丽医疗株式会社 | 体外循环回路的压力传感器 |
DE102007042964A1 (de) * | 2007-09-10 | 2009-03-19 | Fresenius Medical Care Deutschland Gmbh | Vorrichtung und Verfahren zur Behandlung einer medizinischen Flüssigkeit und medizinische Kassette |
CN101888862B (zh) * | 2007-12-06 | 2012-07-25 | 旭化成医疗株式会社 | 校准压力测量部的方法 |
DE102008015322A1 (de) | 2008-03-20 | 2009-09-24 | Mhm Harzbecher Medizintechnik Gmbh | Verbindungselement zur Verbindung eines Meßwertaufnehmers mit einem abgedichteten Fluidsystem |
DE102008034154B4 (de) * | 2008-07-22 | 2011-08-25 | Fresenius Medical Care Deutschland GmbH, 61352 | Verfahren zum Betrieb einer Druckmesseinrichtung, Vorrichtung mit wenigstens einer Druckmesseinrichtung, Gerät mit einer derartigen Vorrichtung |
JP5650881B2 (ja) * | 2008-11-17 | 2015-01-07 | 旭化成メディカル株式会社 | 圧力センサの使用方法 |
FR2943134B1 (fr) * | 2009-03-13 | 2011-10-07 | Millipore Corp | Dispositif pour determiner une grandeur physique d'un liquide circulant dans une conduite |
EP2305204A1 (de) * | 2009-09-30 | 2011-04-06 | Fresenius Medical Care Deutschland GmbH | Tubussatz mit Einsatz zur Einführung von Medikamenten |
GB2504644A (en) | 2011-05-31 | 2014-02-05 | Nxstage Medical Inc | Pressure measurement devices, methods and systems |
CN202619647U (zh) * | 2011-10-26 | 2012-12-26 | 李铁林 | 液体低压压强传递、传感装置及用于膀胱中尿液压强的传递、传感装置 |
US9241641B2 (en) | 2012-07-20 | 2016-01-26 | Acist Medical Systems, Inc. | Fiber optic sensor assembly for sensor delivery device |
US20140052009A1 (en) * | 2012-08-15 | 2014-02-20 | Acist Medical Systems, Inc. | Monitoring blood pressure in a medical injection system |
CN104363935B (zh) * | 2012-12-14 | 2017-06-20 | 甘布罗伦迪亚股份公司 | 利用位置感测的用于压力匣的隔膜重新定位 |
CN104363936B (zh) * | 2012-12-20 | 2017-04-05 | 甘布罗伦迪亚股份公司 | 用于压力测量装置的基于目标体积的膜复位 |
US9844620B2 (en) * | 2012-12-20 | 2017-12-19 | Gambro Lundia Ab | Blood set component connection detection |
JP6117584B2 (ja) * | 2013-03-26 | 2017-04-19 | 旭化成メディカル株式会社 | 圧力チャンバー |
CN104069558B (zh) * | 2013-03-26 | 2016-05-11 | 旭化成医疗株式会社 | 压力腔室 |
US8960010B1 (en) | 2013-12-23 | 2015-02-24 | Fresenius Medical Care Holdings, Inc. | Automatic detection and adjustment of a pressure pod diaphragm |
WO2016092848A1 (ja) * | 2014-12-09 | 2016-06-16 | ニプロ株式会社 | 膜位置調整装置、及びそれを備える血液浄化システム |
JP6483874B1 (ja) * | 2018-01-18 | 2019-03-13 | 日機装株式会社 | 圧力検出器の調整装置 |
EP3873564A1 (de) | 2018-10-31 | 2021-09-08 | ACIST Medical Systems, Inc. | Schutz eines flüssigkeitsdrucksensors |
JP2020201175A (ja) * | 2019-06-12 | 2020-12-17 | 日機装株式会社 | 圧力検出装置及びそれを用いた血液浄化装置 |
CN112155679B (zh) * | 2020-10-28 | 2021-10-12 | 王冬冬 | 妇科腔镜微创外科手术刀 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3635089A (en) * | 1969-12-02 | 1972-01-18 | Carborundum Co | Apparatus and process for the measurement of the pressure of corrosive material |
US3863504A (en) * | 1973-03-09 | 1975-02-04 | American Hospital Supply Corp | Pressure gauge protector assembly and method |
US4166396A (en) * | 1978-04-12 | 1979-09-04 | Gauges International, Inc. | Pressure indicating device |
US4546785A (en) * | 1981-10-09 | 1985-10-15 | Cybar Corporation | Pressure translator and system for measuring pressure |
FR2655419B1 (fr) * | 1989-12-05 | 1992-02-21 | Commissariat Energie Atomique | Capteur de pression avec reglage d'une contre-pression. |
US5441636A (en) * | 1993-02-12 | 1995-08-15 | Cobe Laboratories, Inc. | Integrated blood treatment fluid module |
US5910252A (en) * | 1993-02-12 | 1999-06-08 | Cobe Laboratories, Inc. | Technique for extracorporeal treatment of blood |
-
1994
- 1994-09-14 FR FR9411216A patent/FR2724321A1/fr active Granted
-
1995
- 1995-06-06 US US08/465,047 patent/US5722399A/en not_active Expired - Lifetime
- 1995-09-05 EP EP95420250A patent/EP0701830B1/de not_active Expired - Lifetime
- 1995-09-05 AT AT95420250T patent/ATE202288T1/de not_active IP Right Cessation
- 1995-09-05 ES ES95420250T patent/ES2158058T3/es not_active Expired - Lifetime
- 1995-09-05 DE DE69521380T patent/DE69521380T2/de not_active Expired - Lifetime
- 1995-09-13 CA CA002158245A patent/CA2158245C/fr not_active Expired - Fee Related
- 1995-09-14 JP JP23717095A patent/JP3690846B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2724321A1 (fr) | 1996-03-15 |
DE69521380T2 (de) | 2002-05-02 |
CA2158245A1 (fr) | 1996-03-15 |
ES2158058T3 (es) | 2001-09-01 |
EP0701830B1 (de) | 2001-06-20 |
JP3690846B2 (ja) | 2005-08-31 |
US5722399A (en) | 1998-03-03 |
CA2158245C (fr) | 2007-02-20 |
FR2724321B1 (de) | 1997-02-14 |
ATE202288T1 (de) | 2001-07-15 |
EP0701830A1 (de) | 1996-03-20 |
JPH08117332A (ja) | 1996-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: GAMBRO INDUSTRIES S.A.S., MEYZIEU, FR |