BRPI0907272A2 - "método de avaliação e aparelho de avaliação de perfusão de vasos perfurantes" - Google Patents

"método de avaliação e aparelho de avaliação de perfusão de vasos perfurantes"

Info

Publication number
BRPI0907272A2
BRPI0907272A2 BRPI0907272-1A BRPI0907272A BRPI0907272A2 BR PI0907272 A2 BRPI0907272 A2 BR PI0907272A2 BR PI0907272 A BRPI0907272 A BR PI0907272A BR PI0907272 A2 BRPI0907272 A2 BR PI0907272A2
Authority
BR
Brazil
Prior art keywords
assessment
evaluation method
perfusion vessels
perfusion
vessels
Prior art date
Application number
BRPI0907272-1A
Other languages
English (en)
Inventor
Peter Dvorsky
David M H Goyette
Original Assignee
Novadaq Technologies 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
Application filed by Novadaq Technologies Inc filed Critical Novadaq Technologies Inc
Publication of BRPI0907272A2 publication Critical patent/BRPI0907272A2/pt

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0071—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by measuring fluorescence emission
    • 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
    • A61B5/0265—Measuring blood flow using electromagnetic means, e.g. electromagnetic flowmeter
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0077—Devices for viewing the surface of the body, e.g. camera, magnifying lens
    • 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
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/026—Measuring blood flow
    • A61B5/0275—Measuring blood flow using tracers, e.g. dye dilution
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4887—Locating particular structures in or on the body
    • A61B5/489—Blood vessels
    • 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
    • A61B5/7235—Details of waveform analysis
    • A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives
    • 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
    • A61B5/7235—Details of waveform analysis
    • A61B5/7242—Details of waveform analysis using integration
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2576/00—Medical imaging apparatus involving image processing or analysis
    • A61B2576/02—Medical imaging apparatus involving image processing or analysis specially adapted for a particular organ or body part
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/74—Details of notification to user or communication with user or patient; User input means
    • A61B5/742—Details of notification to user or communication with user or patient; User input means using visual displays
    • A61B5/7425—Displaying combinations of multiple images regardless of image source, e.g. displaying a reference anatomical image with a live image
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/74—Details of notification to user or communication with user or patient; User input means
    • A61B5/742—Details of notification to user or communication with user or patient; User input means using visual displays
    • A61B5/743—Displaying an image simultaneously with additional graphical information, e.g. symbols, charts, function plots
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H30/00—ICT specially adapted for the handling or processing of medical images
    • G16H30/40—ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physiology (AREA)
  • Cardiology (AREA)
  • Hematology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Psychiatry (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Vascular Medicine (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Prostheses (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Surgical Instruments (AREA)
  • Eye Examination Apparatus (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
BRPI0907272-1A 2008-04-14 2009-04-14 "método de avaliação e aparelho de avaliação de perfusão de vasos perfurantes" BRPI0907272A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US4477908P 2008-04-14 2008-04-14
PCT/IB2009/005700 WO2009127972A2 (en) 2008-04-14 2009-04-14 Locating and analyzing perforator flaps for plastic and reconstructive surgery

Publications (1)

Publication Number Publication Date
BRPI0907272A2 true BRPI0907272A2 (pt) 2015-07-21

Family

ID=41199522

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0907272-1A BRPI0907272A2 (pt) 2008-04-14 2009-04-14 "método de avaliação e aparelho de avaliação de perfusão de vasos perfurantes"

Country Status (8)

Country Link
EP (2) EP3278723A1 (pt)
JP (3) JP5918532B2 (pt)
KR (2) KR101759850B1 (pt)
CN (1) CN102083362B (pt)
BR (1) BRPI0907272A2 (pt)
MX (1) MX2010011249A (pt)
RU (1) RU2506896C2 (pt)
WO (1) WO2009127972A2 (pt)

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US20070122344A1 (en) 2005-09-02 2007-05-31 University Of Rochester Medical Center Office Of Technology Transfer Intraoperative determination of nerve location
US20080161744A1 (en) 2006-09-07 2008-07-03 University Of Rochester Medical Center Pre-And Intra-Operative Localization of Penile Sentinel Nodes
US8406860B2 (en) 2008-01-25 2013-03-26 Novadaq Technologies Inc. Method for evaluating blush in myocardial tissue
US10219742B2 (en) * 2008-04-14 2019-03-05 Novadaq Technologies ULC Locating and analyzing perforator flaps for plastic and reconstructive surgery
EP2285421B1 (en) 2008-05-02 2018-04-11 Novadaq Technologies ULC Methods for production and use of substance-loaded erythrocytes for observation and treatment of microvascular hemodynamics
US10492671B2 (en) 2009-05-08 2019-12-03 Novadaq Technologies ULC Near infra red fluorescence imaging for visualization of blood vessels during endoscopic harvest
DE102010018872A1 (de) * 2010-04-30 2011-11-03 Siemens Aktiengesellschaft Bildgebendes Verfahren zur hervorgehobenen Darstellung von Gefäßen in einem Untersuchungsbereich eines Patienten und Medizinsystem zur Durchführung des Verfahrens
WO2013190391A2 (en) * 2012-06-21 2013-12-27 Novadaq Technologies Inc. Quantification and analysis of angiography and perfusion
CN102764124B (zh) * 2012-07-09 2013-12-25 华东师范大学 一种基于磁共振成像对穿支皮瓣血管定位与测量的方法
US10426361B2 (en) 2013-06-14 2019-10-01 Novadaq Technologies ULC Quantification of absolute blood flow in tissue using fluorescence-mediated photoplethysmography
EP3201607B1 (en) 2014-09-29 2020-12-30 Novadaq Technologies ULC Imaging a target fluorophore in a biological material in the presence of autofluorescence
CA2963450A1 (en) 2014-10-09 2016-04-14 Novadaq Technologies Inc. Quantification of absolute blood flow in tissue using fluorescence-mediated photoplethysmography
US11553844B2 (en) 2014-10-14 2023-01-17 East Carolina University Methods, systems and computer program products for calculating MetaKG signals for regions having multiple sets of optical characteristics
US10792492B2 (en) 2014-10-14 2020-10-06 East Carolina University Methods, systems and computer program products for determining physiologic status parameters using signals derived from multispectral blood flow and perfusion imaging
US10722173B2 (en) 2014-10-14 2020-07-28 East Carolina University Methods, systems and computer program products for visualizing anatomical structures and blood flow and perfusion physiology using imaging techniques
US9892513B2 (en) 2015-02-02 2018-02-13 Novadaq Technologies ULC Methods and systems for characterizing tissue of a subject
US10058256B2 (en) 2015-03-20 2018-08-28 East Carolina University Multi-spectral laser imaging (MSLI) methods and systems for blood flow and perfusion imaging and quantification
US10390718B2 (en) 2015-03-20 2019-08-27 East Carolina University Multi-spectral physiologic visualization (MSPV) using laser imaging methods and systems for blood flow and perfusion imaging and quantification in an endoscopic design
WO2017007791A1 (en) * 2015-07-06 2017-01-12 Scinovia Corp. Fluorescence based flow imaging and measurements
EP3352697A4 (en) * 2015-09-23 2019-06-19 Novadaq Technologies ULC METHOD AND SYSTEMS FOR ADMINISTERING DATA FROM MEDICAL IMAGING
WO2017051230A1 (en) * 2015-09-23 2017-03-30 Novadaq Technologies Inc. Methods and systems for assessing healing of tissue
US10646128B2 (en) 2016-02-16 2020-05-12 Novadaq Technologies ULC Facilitating assessment of blood flow and tissue perfusion using fluorescence-mediated photoplethysmography
US11096602B2 (en) 2016-07-29 2021-08-24 Stryker European Operations Limited Methods and systems for characterizing tissue of a subject utilizing a machine learning
JP6931705B2 (ja) 2017-02-10 2021-09-08 ノバダック テクノロジーズ ユーエルシー オープンフィールドハンドヘルド蛍光イメージングシステムおよび方法
EP3410394B1 (en) * 2017-06-01 2020-01-15 Leica Instruments (Singapore) Pte. Ltd. Method, image processor and device for observing an object containing a bolus of a fluorophore
US12453475B2 (en) 2017-10-26 2025-10-28 Fluoptics Method and device for monitoring fluorescence diffusion images emitted at the surface of a biological tissue and automatically determining the variations between fluorescence images
JP7200755B2 (ja) * 2019-03-04 2023-01-10 株式会社島津製作所 イメージング装置およびイメージング装置の作動方法
KR102446153B1 (ko) 2019-07-31 2022-09-23 가톨릭대학교 산학협력단 피부 부착형 유리피판 혈류 모니터링 시스템
CN111358553B (zh) * 2020-03-11 2021-08-10 宁波市第一医院 一种穿支皮瓣构建方法、装置、计算机设备及可存储介质
EP4358824A1 (en) * 2021-06-24 2024-05-01 Perfusion Tech ApS System and method for identifying an abnormal perfusion pattern
KR20250102919A (ko) * 2023-12-28 2025-07-07 고려대학교 산학협력단 Ct 영상 내 천공지 검출 및 구획화를 위한 ct 영상 처리 방법 및 장치

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Also Published As

Publication number Publication date
EP2268201B1 (en) 2017-05-17
MX2010011249A (es) 2011-03-02
EP2268201A2 (en) 2011-01-05
HK1158482A1 (en) 2012-07-20
CN102083362B (zh) 2015-04-22
JP2019193798A (ja) 2019-11-07
RU2011111078A (ru) 2012-09-27
WO2009127972A2 (en) 2009-10-22
KR20160040315A (ko) 2016-04-12
WO2009127972A3 (en) 2010-01-28
EP2268201A4 (en) 2014-05-28
KR101759850B1 (ko) 2017-07-19
JP2011519589A (ja) 2011-07-14
JP6577877B2 (ja) 2019-09-18
EP3278723A1 (en) 2018-02-07
KR101621107B1 (ko) 2016-05-13
KR20100136540A (ko) 2010-12-28
JP2016135253A (ja) 2016-07-28
JP5918532B2 (ja) 2016-05-18
CN102083362A (zh) 2011-06-01
RU2506896C2 (ru) 2014-02-20

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according art. 34 industrial property law
B06T Formal requirements before examination

Free format text: 6.20

B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: A61B 5/0275

Ipc: A61B 5/00 (1968.09), A61B 5/026 (1990.01), A61B 5/

B09A Decision: intention to grant
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time