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GB2496025B - An apparatus and method for detecting displacement of a cannula - Google Patents

An apparatus and method for detecting displacement of a cannula

Info

Publication number
GB2496025B
GB2496025B GB1217284.7A GB201217284A GB2496025B GB 2496025 B GB2496025 B GB 2496025B GB 201217284 A GB201217284 A GB 201217284A GB 2496025 B GB2496025 B GB 2496025B
Authority
GB
United Kingdom
Prior art keywords
cannula
detecting displacement
displacement
detecting
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 - Fee Related
Application number
GB1217284.7A
Other versions
GB201217284D0 (en
GB2496025A (en
Inventor
Jonathan Paul Gooch
John Overton Hudson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1217284.7A priority Critical patent/GB2496025B/en
Publication of GB201217284D0 publication Critical patent/GB201217284D0/en
Publication of GB2496025A publication Critical patent/GB2496025A/en
Priority to PCT/GB2013/052512 priority patent/WO2014049357A1/en
Priority to EP13783357.0A priority patent/EP2900126A1/en
Priority to CN201380061186.5A priority patent/CN104812295B/en
Application granted granted Critical
Publication of GB2496025B publication Critical patent/GB2496025B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/02042—Determining blood loss or bleeding, e.g. during a surgical procedure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6886—Monitoring or controlling distance between sensor and tissue
    • 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
    • A61M1/3653—Interfaces between patient blood circulation and extra-corporal blood 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
    • 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
    • A61M1/3653—Interfaces between patient blood circulation and extra-corporal blood circuit
    • A61M1/3656—Monitoring patency or flow at connection sites; Detecting disconnections
    • 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
    • A61M1/3653—Interfaces between patient blood circulation and extra-corporal blood circuit
    • A61M1/3659—Cannulae pertaining to extracorporeal circulation
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/06—Devices, other than using radiation, for detecting or locating foreign bodies ; Determining position of diagnostic devices within or on the body of the patient
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
    • A61B5/6848—Needles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
    • A61B5/6866—Extracorporeal blood circuits, e.g. dialysis circuits
    • 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
    • A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
    • A61M2005/1588—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body having means for monitoring, controlling or visual inspection, e.g. for patency check, avoiding extravasation
    • 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
    • A61M2205/18—General characteristics of the apparatus with alarm
    • 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
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22—Valves or arrangement of valves
    • A61M39/28—Clamping means for squeezing flexible tubes, e.g. roller clamps
    • A61M39/281—Automatic tube cut-off devices, e.g. squeezing tube on detection of air

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Cardiology (AREA)
  • Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Pulmonology (AREA)
  • Human Computer Interaction (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physiology (AREA)
  • External Artificial Organs (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
GB1217284.7A 2012-09-27 2012-09-27 An apparatus and method for detecting displacement of a cannula Expired - Fee Related GB2496025B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1217284.7A GB2496025B (en) 2012-09-27 2012-09-27 An apparatus and method for detecting displacement of a cannula
PCT/GB2013/052512 WO2014049357A1 (en) 2012-09-27 2013-09-26 An apparatus and method for detecting displacement of a cannula
EP13783357.0A EP2900126A1 (en) 2012-09-27 2013-09-26 An apparatus and method for detecting displacement of a cannula
CN201380061186.5A CN104812295B (en) 2012-09-27 2013-09-26 Equipment for detecting casing displacement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1217284.7A GB2496025B (en) 2012-09-27 2012-09-27 An apparatus and method for detecting displacement of a cannula

Publications (3)

Publication Number Publication Date
GB201217284D0 GB201217284D0 (en) 2012-11-14
GB2496025A GB2496025A (en) 2013-05-01
GB2496025B true GB2496025B (en) 2014-02-26

Family

ID=47225283

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1217284.7A Expired - Fee Related GB2496025B (en) 2012-09-27 2012-09-27 An apparatus and method for detecting displacement of a cannula

Country Status (4)

Country Link
EP (1) EP2900126A1 (en)
CN (1) CN104812295B (en)
GB (1) GB2496025B (en)
WO (1) WO2014049357A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017004548A1 (en) 2016-12-23 2018-06-28 Xenios Ag Cannula with a wire running along the cannula
DE102017001744A1 (en) * 2017-02-23 2018-08-23 Fresenius Medical Care Deutschland Gmbh Device for disconnecting a hose line and medical treatment device with a device for disconnecting a hose line and method for monitoring a device for disconnecting a hose line
CN106860966A (en) * 2017-03-29 2017-06-20 无锡市中医医院 For the medical muffler being injected intravenously
DE102018106094A1 (en) * 2018-03-15 2019-09-19 B. Braun Avitum Ag Safety device with needle dislocation detection and locking mechanism for emergency shut-off of an extracorporeal blood line system
JP6492221B1 (en) * 2018-10-05 2019-03-27 日本フェンオール株式会社 Sensor and sensor system
CN111543991A (en) * 2019-02-15 2020-08-18 华中科技大学同济医学院附属协和医院 A device for measuring and evaluating electrical impedance of gastrointestinal mucosal epithelium
CN110853917B (en) * 2019-11-26 2024-06-18 东莞市春之田自动化科技有限公司 Sleeve conveying detection mechanism and transformer coil penetrating pipe winding machine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19802985A1 (en) * 1998-01-28 1999-07-29 Torsten Dr Siepmann Sensor to monitor position of catheter in patient's body
US20070004996A1 (en) * 2005-06-20 2007-01-04 Lovejoy David A Needle disengagement sensing mechanism
US20090082647A1 (en) * 2007-09-24 2009-03-26 Baxter International Inc. Detecting access disconnect using needle sleeve

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999024145A1 (en) * 1997-11-07 1999-05-20 Aksys, Ltd. Blood line separation warning device for extracorporeal circuits
US6979306B2 (en) * 2003-08-13 2005-12-27 Moll Family Trust Method and device for monitoring loss of body fluid and dislodgment of medical instrument from body
US8376978B2 (en) * 2007-02-09 2013-02-19 Baxter International Inc. Optical access disconnection systems and methods
US8152751B2 (en) * 2007-02-09 2012-04-10 Baxter International Inc. Acoustic access disconnection systems and methods
DE102009008885A1 (en) * 2009-02-14 2010-08-26 Fresenius Medical Care Deutschland Gmbh Device for detecting moisture for a device for monitoring access to a patient, in particular for monitoring the vascular access in the case of extracorporeal blood treatment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19802985A1 (en) * 1998-01-28 1999-07-29 Torsten Dr Siepmann Sensor to monitor position of catheter in patient's body
US20070004996A1 (en) * 2005-06-20 2007-01-04 Lovejoy David A Needle disengagement sensing mechanism
US20090082647A1 (en) * 2007-09-24 2009-03-26 Baxter International Inc. Detecting access disconnect using needle sleeve

Also Published As

Publication number Publication date
CN104812295B (en) 2017-03-29
WO2014049357A1 (en) 2014-04-03
CN104812295A (en) 2015-07-29
GB201217284D0 (en) 2012-11-14
GB2496025A (en) 2013-05-01
EP2900126A1 (en) 2015-08-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20180927