[go: up one dir, main page]

EP1933697A4 - System for automated measurement of skin perfusion pressure - Google Patents

System for automated measurement of skin perfusion pressure

Info

Publication number
EP1933697A4
EP1933697A4 EP06790131A EP06790131A EP1933697A4 EP 1933697 A4 EP1933697 A4 EP 1933697A4 EP 06790131 A EP06790131 A EP 06790131A EP 06790131 A EP06790131 A EP 06790131A EP 1933697 A4 EP1933697 A4 EP 1933697A4
Authority
EP
European Patent Office
Prior art keywords
perfusion pressure
automated measurement
skin perfusion
skin
automated
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.)
Withdrawn
Application number
EP06790131A
Other languages
German (de)
French (fr)
Other versions
EP1933697A2 (en
Inventor
Daniel J Bartnik
Brandon W Reynolds
Irvin T Pierskalla
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.)
VAESAMED Inc
Original Assignee
VAESAMED Inc
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
Priority claimed from PCT/US2005/031505 external-priority patent/WO2006031479A1/en
Application filed by VAESAMED Inc filed Critical VAESAMED Inc
Publication of EP1933697A2 publication Critical patent/EP1933697A2/en
Publication of EP1933697A4 publication Critical patent/EP1933697A4/en
Withdrawn legal-status Critical Current

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
    • A61B5/026—Measuring blood flow
    • A61B5/0261—Measuring blood flow using optical means, e.g. infrared light
    • 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
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/683—Means for maintaining contact with the body
    • A61B5/6832—Means for maintaining contact with the body using adhesives
    • A61B5/6833—Adhesive patches
    • 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
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/684—Indicating the position of the sensor on the body
    • A61B5/6842—Indicating the position of the sensor on the body by marking the skin
    • 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
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6843—Monitoring or controlling sensor contact pressure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
    • A61B5/7207—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
    • A61B5/14552—Details of sensors specially adapted therefor

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Signal Processing (AREA)
  • Physiology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Psychiatry (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
EP06790131A 2005-09-06 2006-08-30 System for automated measurement of skin perfusion pressure Withdrawn EP1933697A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/US2005/031505 WO2006031479A1 (en) 2004-09-10 2005-09-06 Method and instrument for automated measurement of skin perfusion pressure
PCT/US2006/034116 WO2007030379A2 (en) 2005-09-06 2006-08-30 System for automated measurement of skin perfusion pressure

Publications (2)

Publication Number Publication Date
EP1933697A2 EP1933697A2 (en) 2008-06-25
EP1933697A4 true EP1933697A4 (en) 2011-05-25

Family

ID=37836351

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06790131A Withdrawn EP1933697A4 (en) 2005-09-06 2006-08-30 System for automated measurement of skin perfusion pressure

Country Status (2)

Country Link
EP (1) EP1933697A4 (en)
WO (1) WO2007030379A2 (en)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080249393A1 (en) * 2007-04-04 2008-10-09 Alexander Finarov Method and apparatus for enhancement and quality improvement of analyte measurement signals
EP2452704B1 (en) 2008-01-08 2013-10-23 Bluesky Medical Group Inc. Sustained variable negative pressure wound treatment
EP2257320A2 (en) 2008-03-12 2010-12-08 Bluesky Medical Group Inc. Negative pressure dressing and method of using same
US20110066092A1 (en) * 2008-05-19 2011-03-17 Koninklijke Philips Electronics N.V. Perfusion regulation device
US9814401B2 (en) 2012-07-06 2017-11-14 Covidien Lp Angiosome-based perfusion monitoring system
GB201317746D0 (en) 2013-10-08 2013-11-20 Smith & Nephew PH indicator
CN106175789A (en) * 2015-05-06 2016-12-07 置富存储科技(深圳)有限公司 Wearable Physiological condition measuring device
US11717447B2 (en) 2016-05-13 2023-08-08 Smith & Nephew Plc Sensor enabled wound monitoring and therapy apparatus
JP7091356B2 (en) 2017-03-09 2022-06-27 スミス アンド ネフュー ピーエルシー Devices, devices, and methods for determining skin perfusion pressure
US11324424B2 (en) 2017-03-09 2022-05-10 Smith & Nephew Plc Apparatus and method for imaging blood in a target region of tissue
US11690570B2 (en) 2017-03-09 2023-07-04 Smith & Nephew Plc Wound dressing, patch member and method of sensing one or more wound parameters
EP3609449A1 (en) 2017-04-11 2020-02-19 Smith & Nephew PLC Component positioning and stress relief for sensor enabled wound dressings
CN110832598B (en) 2017-05-15 2024-03-15 史密夫及内修公开有限公司 Wound analysis devices and methods
EP3635733A1 (en) 2017-05-15 2020-04-15 Smith & Nephew plc Negative pressure wound therapy system using eulerian video magnification
WO2018234443A1 (en) 2017-06-23 2018-12-27 Smith & Nephew Plc POSITIONING SENSORS FOR MONITORING OR PROCESSING SENSOR ACTIVATED WAFER
GB201809007D0 (en) 2018-06-01 2018-07-18 Smith & Nephew Restriction of sensor-monitored region for sensor-enabled wound dressings
GB201804502D0 (en) 2018-03-21 2018-05-02 Smith & Nephew Biocompatible encapsulation and component stress relief for sensor enabled negative pressure wound therapy dressings
JP7511468B2 (en) 2017-08-10 2024-07-05 スミス アンド ネフュー ピーエルシー Sensor Placement for Sensor-Enabled Wound Monitoring or Treatment
GB201804971D0 (en) 2018-03-28 2018-05-09 Smith & Nephew Electrostatic discharge protection for sensors in wound therapy
EP3681376A1 (en) 2017-09-10 2020-07-22 Smith & Nephew PLC Systems and methods for inspection of encapsulation and components in sensor equipped wound dressings
GB201718870D0 (en) 2017-11-15 2017-12-27 Smith & Nephew Inc Sensor enabled wound therapy dressings and systems
GB201718859D0 (en) 2017-11-15 2017-12-27 Smith & Nephew Sensor positioning for sensor enabled wound therapy dressings and systems
WO2019063481A1 (en) 2017-09-27 2019-04-04 Smith & Nephew Plc Ph sensing for sensor enabled negative pressure wound monitoring and therapy apparatuses
WO2019072531A1 (en) 2017-09-28 2019-04-18 Smith & Nephew Plc Neurostimulation and monitoring using sensor enabled wound monitoring and therapy apparatus
EP3709943B1 (en) 2017-11-15 2024-07-24 Smith & Nephew PLC Integrated sensor enabled wound monitoring and/or therapy dressings and systems
GB201814011D0 (en) 2018-08-29 2018-10-10 Smith & Nephew Componet positioning and encapsulation for sensor enabled wound dressings
GB2592508B (en) 2018-09-12 2022-08-31 Smith & Nephew Device, apparatus and method of determining skin perfusion pressure
GB2592502B (en) 2018-09-28 2023-03-22 Smith & Nephew Optical fibers for optically sensing through wound dressings
GB201816838D0 (en) 2018-10-16 2018-11-28 Smith & Nephew Systems and method for applying biocompatible encapsulation to sensor enabled wound monitoring and therapy dressings
GB201820927D0 (en) 2018-12-21 2019-02-06 Smith & Nephew Wound therapy systems and methods with supercapacitors
GB2611914B (en) 2019-01-30 2023-09-20 Smith & Nephew Sensor integrated dressings and systems
GB2616370B (en) 2019-03-18 2023-12-06 Smith & Nephew Design rules for sensor integrated substrates
US12478279B2 (en) 2019-03-19 2025-11-25 Smith & Nephew Plc Systems and methods for measuring tissue impedance
GB201914443D0 (en) 2019-10-07 2019-11-20 Smith & Nephew Sensor enabled negative pressure wound monitoring apparatus with different impedances inks
GB201918856D0 (en) 2019-12-19 2020-02-05 Smith & Nephew Sensor integrated dressings and systems
GB202003203D0 (en) 2020-03-05 2020-04-22 Smith & Nephew Sensor integrated dressings and systems
JP7798783B2 (en) 2020-04-21 2026-01-14 ティージェイ スミス アンド ネフュー リミテッド Wound Care Management Using Augmented Reality Overlays
GB202007391D0 (en) 2020-05-19 2020-07-01 Smith & Nephew Patient protection from unsafe electric current in sensor integrated dressings and systems

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4718428A (en) * 1984-02-17 1988-01-12 Cortronic Corporation Method for determining diastolic arterial blood pressure in a subject
US5050613A (en) * 1989-09-15 1991-09-24 Imex Corporation Method and apparatus for vascular testing
US6178342B1 (en) * 1993-09-09 2001-01-23 Vasamedics Surface perfusion pressure monitoring system
WO2005030038A2 (en) * 2003-09-23 2005-04-07 Optical Sensors, Incorporated Assessing systemic perfusion failure in a patient
WO2006031479A1 (en) * 2004-09-10 2006-03-23 Optical Sensors Incorporated Method and instrument for automated measurement of skin perfusion pressure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5785659A (en) * 1994-04-15 1998-07-28 Vital Insite, Inc. Automatically activated blood pressure measurement device
US6748254B2 (en) * 2001-10-12 2004-06-08 Nellcor Puritan Bennett Incorporated Stacked adhesive optical sensor
US6974419B1 (en) * 2002-08-01 2005-12-13 Tensys Medical, Inc. Method and apparatus for control of non-invasive parameter measurements

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4718428A (en) * 1984-02-17 1988-01-12 Cortronic Corporation Method for determining diastolic arterial blood pressure in a subject
US5050613A (en) * 1989-09-15 1991-09-24 Imex Corporation Method and apparatus for vascular testing
US6178342B1 (en) * 1993-09-09 2001-01-23 Vasamedics Surface perfusion pressure monitoring system
WO2005030038A2 (en) * 2003-09-23 2005-04-07 Optical Sensors, Incorporated Assessing systemic perfusion failure in a patient
WO2006031479A1 (en) * 2004-09-10 2006-03-23 Optical Sensors Incorporated Method and instrument for automated measurement of skin perfusion pressure

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
FISCHER ET AL: "Simultaneous measurement of digital artery and skin perfusion pressure by the laser doppler technique in healthy controls and patients with peripheral arterial occlusive disease", EUROPEAN JOURNAL OF VASCULAR AND ENDOVASCULAR SURGERY, vol. 10, no. 2, 1 August 1995 (1995-08-01), SAUNDERS, LONDON, GB, pages 231 - 236, XP005052833, ISSN: 1078-5884, DOI: 10.1016/S1078-5884(05)80118-2 *
LUKKARI-RAUTIARINEN E ET AL: "Reproducibility of skin blood flow, perfusion pressure and oxygen tension measurements in advanced lower limb ischaemia.", EUROPEAN JOURNAL OF VASCULAR SURGERY, vol. 3, no. 4, August 1989 (1989-08-01), pages 345 - 350, XP002630213, ISSN: 0950-821X *

Also Published As

Publication number Publication date
EP1933697A2 (en) 2008-06-25
WO2007030379A3 (en) 2007-05-31
WO2007030379A8 (en) 2008-01-24
WO2007030379A2 (en) 2007-03-15

Similar Documents

Publication Publication Date Title
EP1933697A4 (en) System for automated measurement of skin perfusion pressure
EP1906824A4 (en) Blood parameter testing system
GB2442105B (en) Biological fluid analysis system
TWI318112B (en) Method of testing a surgical system
DK2346551T3 (en) CYLINDER CAMPLE AND CANYLES SYSTEM FOR THIS
EP2077757A4 (en) Means for sampling animal blood
GB0624085D0 (en) Biomedical signal analysis method
GB0624081D0 (en) Biomedical signal analysis method
EP2170177A4 (en) Ultrasonic tourniquet system
EP2156580A4 (en) INTELLIGENT CONNECTIVITY SYSTEM FOR THE SIMULTANEOUS USE OF SEVERAL INTERFACES (INTELICON)
GB0711359D0 (en) Systems and methods for identification of clinical study candidates
PT2185079T (en) Tourniquet system
EP2026738A4 (en) Patient examination system
EP2303111A4 (en) Blood pressure monitoring system
EP2343008A4 (en) System and apparatus for the non-invasive measurement of blood pressure
EP1983892A4 (en) Blood pressure measurement
EP2219020A4 (en) Blood fluidity measurement system and blood fluidity measurement method
IL198791A0 (en) Tourniquet system
IL202452A0 (en) Ecg signal analysis tool
GB0814419D0 (en) Blood analysis
EP2088925A4 (en) Dynamic patient positioning system
BRPI0819257A2 (en) blood pressure monitor
EP2144557A4 (en) System and method for heart monitoring
GB2424277B (en) Calibration Of Pressure Gradient Recordings
EP2067131A4 (en) Medical instruction system

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20080331

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

RIC1 Information provided on ipc code assigned before grant

Ipc: A61B 5/026 20060101ALI20110404BHEP

Ipc: A61B 5/022 20060101AFI20110404BHEP

Ipc: A61B 5/103 20060101ALI20110404BHEP

A4 Supplementary search report drawn up and despatched

Effective date: 20110427

17Q First examination report despatched

Effective date: 20120203

DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20120814