ES2158058T3 - Dispositivo de medida de la presion de un liquido y procedimiento de regulacion de tal dispositivo. - Google Patents
Dispositivo de medida de la presion de un liquido y procedimiento de regulacion de tal dispositivo.Info
- Publication number
- ES2158058T3 ES2158058T3 ES95420250T ES95420250T ES2158058T3 ES 2158058 T3 ES2158058 T3 ES 2158058T3 ES 95420250 T ES95420250 T ES 95420250T ES 95420250 T ES95420250 T ES 95420250T ES 2158058 T3 ES2158058 T3 ES 2158058T3
- Authority
- ES
- Spain
- Prior art keywords
- compartment
- pressure
- pump
- liquid
- regulation
- 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)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Paper (AREA)
- Sampling And Sample Adjustment (AREA)
- Reciprocating Pumps (AREA)
Abstract
EL DISPOSITIVO DE MEDICION DE LA PRESION DE UN LIQUIDO COMPRENDE: - UN DETECTOR DE PRESION (36) SENSIBLE A UNA VARIACION DE PRESION GASEOSA; - UN ALOJAMIENTO (30) DIVIDIDO EN DOS COMPARTIMENTOS (31, 32) POR UNA MEMBRANA FLEXIBLE (33), UN PRIMER COMPARTIMENTO (31) QUE TIENE AL MENOS UN ORIFICIO PARA LA INTRODUCCION DEL LIQUIDO Y UN SEGUNDO COMPARTIMENTO (32) QUE SE PUEDE CONECTAR DE MANERA ESTANCA AL DETECTOR DE PRESION (38); Y - MEDIOS DE BOMBEO (41) PARA HACER VARIAR LA CANTIDAD DE GAS EN EL SEGUNDO COMPARTIMENTOS (32), - MEDIOS DE CONTROL (27) PARA CONTROLAR LOS MEDIOS DE BOMBEO (41) EN FUNCION DE LAS VARIACIONES DE PRESIONES INDUCIDAS EN EL SEGUNDOS COMPARTIMENTO POR LOS MEDIOS DE BOMBEO (41) DE MANERA A AJUSTAR LA POSICION DE LA MEMBRANA (33) ENTRE UNA PARED DEL ALOJAMIENTO QUE DELIMITA EL PRIMER COMPARTIMENTO (31) Y UNA PARED DEL ALOJAMIENTO QUE DELIMITA EL SEGUNDO COMPARTIMENTO (32).
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 (1)
Publication Number | Publication Date |
---|---|
ES2158058T3 true ES2158058T3 (es) | 2001-09-01 |
Family
ID=9467104
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES95420250T Expired - Lifetime ES2158058T3 (es) | 1994-09-14 | 1995-09-05 | Dispositivo de medida de la presion de un liquido y procedimiento de regulacion de tal dispositivo. |
Country Status (8)
Country | Link |
---|---|
US (1) | US5722399A (es) |
EP (1) | EP0701830B1 (es) |
JP (1) | JP3690846B2 (es) |
AT (1) | ATE202288T1 (es) |
CA (1) | CA2158245C (es) |
DE (1) | DE69521380T2 (es) |
ES (1) | ES2158058T3 (es) |
FR (1) | FR2724321A1 (es) |
Families Citing this family (33)
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 |
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 |
DE10233622A1 (de) * | 2002-07-24 | 2004-02-12 | Disetronic Licensing Ag | Infusionspumpe, Verfahren, Steuerprogramm und Halbleiterbauelement zur dosierten Verabreichung einer medizinischen Flüssigkeit |
ITMI20030212A1 (it) * | 2003-02-07 | 2004-08-08 | Gambro Lundia Ab | Metodo per il trattamento extracorporeo di sangue |
US7314554B2 (en) * | 2003-02-07 | 2008-01-01 | Gambro Lundia Ab | Extracorporeal blood treatment machine |
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 |
ES2544955T3 (es) | 2006-04-19 | 2015-09-07 | Asahi Kasei Medical Co., Ltd. | Sensor de presión para circuito de circulación extracorporal |
DE102007042964A1 (de) * | 2007-09-10 | 2009-03-19 | Fresenius Medical Care Deutschland Gmbh | Vorrichtung und Verfahren zur Behandlung einer medizinischen Flüssigkeit und medizinische Kassette |
US8408040B2 (en) * | 2007-12-06 | 2013-04-02 | Asahi Kasei Medical Co., Ltd. | Method of calibrating pressure measurement unit |
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 (en) * | 2009-09-30 | 2011-04-06 | Fresenius Medical Care Deutschland GmbH | Tubing set having an insert for the infusion of drugs |
WO2012166980A2 (en) | 2011-05-31 | 2012-12-06 | 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 |
WO2014093846A1 (en) * | 2012-12-14 | 2014-06-19 | Gambro Renal Products, Inc. | Diaphragm repositioning for pressure pod using position sensing |
WO2014099767A1 (en) * | 2012-12-20 | 2014-06-26 | Gambro Renal Products, Inc. | Target volume based diaphragm repositioning for pressure measurement apparatus |
CN104394899B (zh) * | 2012-12-20 | 2017-04-05 | 甘布罗伦迪亚股份公司 | 血液套件组件连接检测 |
CN104069558B (zh) * | 2013-03-26 | 2016-05-11 | 旭化成医疗株式会社 | 压力腔室 |
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 |
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 |
WO2020092757A1 (en) | 2018-10-31 | 2020-05-07 | Acist Medical Systems, Inc. | Fluid pressure sensor protection |
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 |
US11668618B2 (en) * | 2021-09-27 | 2023-06-06 | Flowserve Pte. Ltd. | Apparatus for measuring the pressure and flow rate of a high temperature corrosive liquid |
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/fr not_active Expired - Lifetime
- 1995-09-05 AT AT95420250T patent/ATE202288T1/de not_active IP Right Cessation
- 1995-09-05 DE DE69521380T patent/DE69521380T2/de not_active Expired - Lifetime
- 1995-09-05 ES ES95420250T patent/ES2158058T3/es 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 |
---|---|
US5722399A (en) | 1998-03-03 |
JPH08117332A (ja) | 1996-05-14 |
ATE202288T1 (de) | 2001-07-15 |
DE69521380T2 (de) | 2002-05-02 |
FR2724321B1 (es) | 1997-02-14 |
FR2724321A1 (fr) | 1996-03-15 |
CA2158245C (fr) | 2007-02-20 |
DE69521380D1 (de) | 2001-07-26 |
JP3690846B2 (ja) | 2005-08-31 |
EP0701830A1 (fr) | 1996-03-20 |
CA2158245A1 (fr) | 1996-03-15 |
EP0701830B1 (fr) | 2001-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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