SE0400330D0 - Pressure sensing - Google Patents

Pressure sensing

Info

Publication number
SE0400330D0
SE0400330D0 SE0400330A SE0400330A SE0400330D0 SE 0400330 D0 SE0400330 D0 SE 0400330D0 SE 0400330 A SE0400330 A SE 0400330A SE 0400330 A SE0400330 A SE 0400330A SE 0400330 D0 SE0400330 D0 SE 0400330D0
Authority
SE
Sweden
Prior art keywords
pressure sensing
pressure sensor
pressure
indicative
compression
Prior art date
Application number
SE0400330A
Other languages
English (en)
Swedish (sv)
Inventor
Lennart Joensson
Johan Drott
Original Assignee
Gambro Lundia Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gambro Lundia Ab filed Critical Gambro Lundia Ab
Priority to SE0400330A priority Critical patent/SE0400330D0/xx
Publication of SE0400330D0 publication Critical patent/SE0400330D0/xx
Priority to PCT/SE2005/000184 priority patent/WO2005077262A1/en
Priority to KR1020067014764A priority patent/KR101158596B1/ko
Priority to CNB2005800038934A priority patent/CN100431483C/zh
Priority to EP05711046.2A priority patent/EP1713383B1/en
Priority to AU2005212146A priority patent/AU2005212146B2/en
Priority to ES05711046.2T priority patent/ES2525468T3/es
Priority to US10/589,353 priority patent/US7771380B2/en
Priority to CA2549067A priority patent/CA2549067C/en
Priority to US11/808,287 priority patent/US20070261496A1/en

Links

Classifications

    • 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
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • 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
    • A61M1/36224—Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit with sensing means or components thereof
    • 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
    • A61M2205/35—Communication
    • A61M2205/3546—Range
    • A61M2205/3569—Range sublocal, e.g. between console and disposable
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Emergency Medicine (AREA)
  • Urology & Nephrology (AREA)
  • External Artificial Organs (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
SE0400330A 2004-02-12 2004-02-12 Pressure sensing SE0400330D0 (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE0400330A SE0400330D0 (sv) 2004-02-12 2004-02-12 Pressure sensing
PCT/SE2005/000184 WO2005077262A1 (en) 2004-02-12 2005-02-11 Pressure sensing
KR1020067014764A KR101158596B1 (ko) 2004-02-12 2005-02-11 압력 감지 장치 및 방법
CNB2005800038934A CN100431483C (zh) 2004-02-12 2005-02-11 用于在体外回路的至少一部分中输送生物流体的装置
EP05711046.2A EP1713383B1 (en) 2004-02-12 2005-02-11 Pressure sensing
AU2005212146A AU2005212146B2 (en) 2004-02-12 2005-02-11 Pressure sensing
ES05711046.2T ES2525468T3 (es) 2004-02-12 2005-02-11 Detección de presión
US10/589,353 US7771380B2 (en) 2004-02-12 2005-02-11 Pressure sensing
CA2549067A CA2549067C (en) 2004-02-12 2005-02-11 Pressure sensing
US11/808,287 US20070261496A1 (en) 2004-02-12 2007-06-08 Pressure sensing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0400330A SE0400330D0 (sv) 2004-02-12 2004-02-12 Pressure sensing

Publications (1)

Publication Number Publication Date
SE0400330D0 true SE0400330D0 (sv) 2004-02-12

Family

ID=31974218

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0400330A SE0400330D0 (sv) 2004-02-12 2004-02-12 Pressure sensing

Country Status (9)

Country Link
US (2) US7771380B2 (xx)
EP (1) EP1713383B1 (xx)
KR (1) KR101158596B1 (xx)
CN (1) CN100431483C (xx)
AU (1) AU2005212146B2 (xx)
CA (1) CA2549067C (xx)
ES (1) ES2525468T3 (xx)
SE (1) SE0400330D0 (xx)
WO (1) WO2005077262A1 (xx)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10321099A1 (de) * 2003-05-09 2004-11-25 Cgs Sensortechnik Gmbh Vorrichtung zur Druckmessung
DE102005008698A1 (de) * 2005-02-25 2006-10-26 Dräger Medical AG & Co. KG Vorrichtung zur Messung eines Volumenstroms mit induktiver Kopplung
US7845239B1 (en) * 2006-03-24 2010-12-07 Polysensors Inc. Disposable flow chamber electro-magnetic flow sensor
WO2008065470A1 (en) * 2006-12-01 2008-06-05 Gambro Lundia Ab Blood treatment apparatus
US10463778B2 (en) 2007-02-09 2019-11-05 Baxter International Inc. Blood treatment machine having electrical heartbeat analysis
US8152751B2 (en) 2007-02-09 2012-04-10 Baxter International Inc. Acoustic access disconnection systems and methods
DE102008010948B4 (de) 2008-02-25 2013-10-17 Fresenius Medical Care Deutschland Gmbh Verfahren zum Kalibrieren eines Sensors innerhalb einer Kammer; Sensor, Disposable und Behandlungsvorrichtung mit einem solchen Sensor
ES2558961T3 (es) * 2008-06-26 2016-02-09 Gambro Lundia Ab Método y dispositivo para el procesamiento de una señal de medida dependiente del tiempo
US9370324B2 (en) 2008-11-05 2016-06-21 Fresenius Medical Care Holdings, Inc. Hemodialysis patient data acquisition, management and analysis system
IT1392256B1 (it) * 2008-12-05 2012-02-22 Illinois Tool Works Sensore di pressione modificato per rilevare parametri operativi di un elettrodomestico dotato di un componente relativamente mobile
US8088091B2 (en) 2009-03-09 2012-01-03 New Jersey Institute Of Technology No clog shunt using a compact fluid drag path
DK2229967T3 (da) 2009-03-17 2020-06-15 Hoffmann La Roche Kanylesamling og ambulant infusionssystem med en tryksensor lavet af stablede koplanare lag
DE102009001901A1 (de) * 2009-03-26 2010-09-30 Robert Bosch Gmbh Blutbehandlungsvorrichtung
US8591448B2 (en) * 2009-05-13 2013-11-26 Haemonetics Corporation Pressure monitoring within a fluid cassette
JP5506244B2 (ja) * 2009-05-27 2014-05-28 キヤノン株式会社 容量型機械電気変換素子
US8454822B2 (en) * 2009-05-29 2013-06-04 Emd Millipore Corporation Disposable tangential flow filtration liner with sensor mount
KR101707701B1 (ko) 2009-06-26 2017-02-16 감브로 룬디아 아베 데이터 적출용 장치, 컴퓨터 프로그램 제품 및 방법
WO2011022665A1 (en) 2009-08-21 2011-02-24 Regents Of The University Of Minnesota Flexible sensors and related systems for determining forces applied to an object, such as a surgical instrument
DE102009039336B4 (de) 2009-08-29 2023-07-13 Paul Hartmann Ag Vakuumtherapievorrichtung mit Drucksensor
US8753515B2 (en) 2009-12-05 2014-06-17 Home Dialysis Plus, Ltd. Dialysis system with ultrafiltration control
AU2010338286B2 (en) 2009-12-28 2014-07-03 Gambro Lundia Ab Apparatus and method for prediction of rapid symptomatic blood pressure decrease
US9737657B2 (en) * 2010-06-03 2017-08-22 Medtronic, Inc. Implantable medical pump with pressure sensor
US8501009B2 (en) 2010-06-07 2013-08-06 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University Fluid purification system
WO2011163608A2 (en) * 2010-06-24 2011-12-29 University Of Utah Research Foundation Pressure sensitive microparticles for measuring characteristics of fluid flow
US8743354B2 (en) 2010-09-07 2014-06-03 Fresenius Medical Care Holdings, Inc. Shrouded sensor clip assembly and blood chamber for an optical blood monitoring system
US9194792B2 (en) 2010-09-07 2015-11-24 Fresenius Medical Care Holdings, Inc. Blood chamber for an optical blood monitoring system
EP2640440B1 (en) 2010-11-17 2017-01-04 Fresenius Medical Care Holdings, Inc. Sensor clip assembly for an optical monitoring system
US9173988B2 (en) 2010-11-17 2015-11-03 Fresenius Medical Care Holdings, Inc. Sensor clip assembly for an optical monitoring system
CN102147308A (zh) * 2010-12-23 2011-08-10 大丰市丰泰机电有限公司 燃气微压表
CA2851245C (en) 2011-10-07 2019-11-26 Home Dialysis Plus, Ltd. Heat exchange fluid purification for dialysis system
USD725261S1 (en) 2012-02-24 2015-03-24 Fresenius Medical Care Holdings, Inc. Blood flow chamber
US9241641B2 (en) 2012-07-20 2016-01-26 Acist Medical Systems, Inc. Fiber optic sensor assembly for sensor delivery device
JP6178424B2 (ja) 2012-11-14 2017-08-09 ヴェクトリアス メディカル テクノロジーズ リミテッド 埋め込み型静電容量ベース圧力変換器のためのドリフト補償
EP2931334B1 (en) 2012-12-14 2017-08-09 Gambro Lundia AB Diaphragm repositioning for pressure pod using position sensing
US9220834B2 (en) * 2012-12-20 2015-12-29 Acist Medical Systems, Inc. Pressure sensing in medical injection systems
WO2014099779A1 (en) * 2012-12-20 2014-06-26 Gambro Renal Products, Inc. Blood set component connection detection
CA2899720C (en) 2013-03-20 2021-04-20 Gambro Lundia Ab Monitoring of cardiac arrest in a patient connected to an extracorporeal blood processing apparatus
EP2986252B1 (en) 2013-04-18 2018-07-25 Vectorious Medical Technologies Ltd. Remotely powered sensory implant
US10205488B2 (en) 2013-04-18 2019-02-12 Vectorious Medical Technologies Ltd. Low-power high-accuracy clock harvesting in inductive coupling systems
DE102013014097A1 (de) * 2013-08-23 2015-02-26 Fresenius Medical Care Deutschland Gmbh Einwegartikel für die Dialysebehandlung, Dialysegerät und eine Wasseraufbereitungsanlage für Dialysat
ES2864727T3 (es) 2014-04-29 2021-10-14 Outset Medical Inc Sistema y métodos de diálisis
JP6636943B2 (ja) 2014-05-15 2020-01-29 ノヴァラング ゲゼルシャフト ミット ベシュレンクテル ハフツング 医療技術的測定装置、及び測定方法
JP6875857B2 (ja) * 2014-05-15 2021-05-26 ノヴァルング ゲーエムベーハー 医療技術的測定システム、及び前記測定システムの製造方法
FR3025311B1 (fr) 2014-08-26 2016-12-30 Commissariat Energie Atomique Capteur de pression d'un fluide
US10016550B2 (en) 2014-09-12 2018-07-10 Easydial, Inc. Portable hemodialysis assembly with ammonia sensor
US10980929B2 (en) 2014-09-12 2021-04-20 Diality Inc. Hemodialysis system with ultrafiltration controller
US10912875B2 (en) * 2014-10-09 2021-02-09 Fresenius Medical Care Holdings, Inc. Sensing negative pressure with a pressure transducer
US10226193B2 (en) 2015-03-31 2019-03-12 Medtronic Ps Medical, Inc. Wireless pressure measurement and monitoring for shunts
US20180110468A1 (en) 2015-05-07 2018-04-26 Vectorious Medical Technologies Ltd. Heart implant with septum gripper
USD799031S1 (en) 2015-09-09 2017-10-03 Fresenius Medical Care Holdings, Inc. Blood flow chamber with directional arrow
EP3159026A1 (de) 2015-10-23 2017-04-26 novalung GmbH Zwischenelement für eine medizintechnische extrakorporale fluidleitung, medizintechnisches extrakorporales fluidsystem und verfahren zum messen eines in einem medizintechnischen extrakorporalen fluidsystem geführten fluid des menschlichen oder tierischen körpers enthaltenen gases
US10413654B2 (en) 2015-12-22 2019-09-17 Baxter International Inc. Access disconnection system and method using signal metrics
EP3398237B1 (en) 2015-12-30 2020-12-02 Vectorious Medical Technologies Ltd. Power-efficient pressure-sensor implant
FR3051248B1 (fr) * 2016-05-10 2019-06-07 Khaled Abousaleh Dispositif pour mesurer une pression dans un fluide et pompe equipee d'un tel dispositif.
ES2908601T3 (es) 2016-08-19 2022-05-03 Outset Medical Inc Sistema y métodos de diálisis peritoneal
JP6871721B2 (ja) * 2016-11-17 2021-05-12 株式会社堀場エステック 圧力式流量計
CN113038981B (zh) 2018-10-31 2023-02-28 阿西斯特医疗系统有限公司 流体压力传感器保护
JP7422733B2 (ja) * 2019-03-07 2024-01-26 テルモ株式会社 センサシステム及び医療デバイス
WO2020225643A1 (en) * 2019-05-06 2020-11-12 Alcon Inc. Ophthalmic fluidics system with eddy current pressure sensor

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1543155A (en) * 1975-05-02 1979-03-28 Nat Res Dev Transponders
JP2641027B2 (ja) * 1993-12-28 1997-08-13 タスコ・ジャパン株式会社 圧力センサ装置
FR2748564B1 (fr) * 1996-05-10 1998-07-31 Corneal Ind Dispositif de mesure de la pression d'un liquide circulant dans une tubulure vers ou hors du corps humain
US5873840A (en) * 1997-08-21 1999-02-23 Neff; Samuel R. Intracranial pressure monitoring system
US5807258A (en) * 1997-10-14 1998-09-15 Cimochowski; George E. Ultrasonic sensors for monitoring the condition of a vascular graft
EP0947815A1 (de) * 1998-04-01 1999-10-06 HAENNI & CIE. AG Differentieller Druckmessumformer
US6015386A (en) * 1998-05-07 2000-01-18 Bpm Devices, Inc. System including an implantable device and methods of use for determining blood pressure and other blood parameters of a living being
US6383158B1 (en) * 1998-12-01 2002-05-07 Dsu Medical Corporation Dialysis pressure monitoring with clot suppression
SE515627C2 (sv) * 1999-05-31 2001-09-10 Gambro Lundia Ab Anordning för mätning av en egenskap hos ett i en rörledning befintligt fluidum
US6532834B1 (en) * 1999-08-06 2003-03-18 Setra Systems, Inc. Capacitive pressure sensor having encapsulated resonating components
US6887214B1 (en) * 2000-09-12 2005-05-03 Chf Solutions, Inc. Blood pump having a disposable blood passage cartridge with integrated pressure sensors
US6922257B2 (en) * 2000-12-13 2005-07-26 Hewlett-Packard Development Company, L.P. Image forming devices and methods of facilitating ordering of an imaging consumable
DE20113789U1 (de) 2001-01-10 2002-05-23 B. Braun Melsungen Ag, 34212 Melsungen Medizingerät
US6824521B2 (en) * 2001-01-22 2004-11-30 Integrated Sensing Systems, Inc. Sensing catheter system and method of fabrication
CN1372978A (zh) * 2001-02-19 2002-10-09 尼普洛株式会社 一种透析系统和该系统的操作方法
DE20121388U1 (de) * 2001-04-18 2002-09-26 Technische Universität Dresden, 01069 Dresden Einrichtung zur drahtlosen Druckmessung in Flüssigkeiten
DE20121938U1 (de) * 2001-09-25 2003-09-04 Weiser, Roland, 52072 Aachen Sensorik zur Erfassung von Drücken in Drainageleitungen
WO2004019773A1 (en) * 2002-08-27 2004-03-11 Michigan State University Implantable microscale pressure sensor system
US20040082867A1 (en) * 2002-10-29 2004-04-29 Pearl Technology Holdings, Llc Vascular graft with integrated sensor
EP1522521B1 (en) * 2003-10-10 2015-12-09 Infineon Technologies AG Capacitive sensor
US7059195B1 (en) 2004-12-02 2006-06-13 Honeywell International Inc. Disposable and trimmable wireless pressure sensor for medical applications
US7290454B2 (en) 2004-12-02 2007-11-06 Honeywell International Inc. Pressure flow sensor systems and pressure flow sensors for use therein
US7181975B1 (en) * 2005-09-13 2007-02-27 Honeywell International Wireless capacitance pressure sensor

Also Published As

Publication number Publication date
EP1713383B1 (en) 2014-11-12
ES2525468T3 (es) 2014-12-23
CA2549067C (en) 2013-07-16
WO2005077262A1 (en) 2005-08-25
US20070261496A1 (en) 2007-11-15
KR20060129286A (ko) 2006-12-15
US7771380B2 (en) 2010-08-10
US20070179433A1 (en) 2007-08-02
EP1713383A1 (en) 2006-10-25
AU2005212146B2 (en) 2010-12-02
CN100431483C (zh) 2008-11-12
KR101158596B1 (ko) 2012-06-22
AU2005212146A1 (en) 2005-08-25
CA2549067A1 (en) 2005-08-25
CN1913825A (zh) 2007-02-14

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