CA2542932C - Detection of collisions in medical procedures - Google Patents

Detection of collisions in medical procedures Download PDF

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Publication number
CA2542932C
CA2542932C CA2542932A CA2542932A CA2542932C CA 2542932 C CA2542932 C CA 2542932C CA 2542932 A CA2542932 A CA 2542932A CA 2542932 A CA2542932 A CA 2542932A CA 2542932 C CA2542932 C CA 2542932C
Authority
CA
Canada
Prior art keywords
layer
magnet
flexible body
optical fiber
face
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
Application number
CA2542932A
Other languages
English (en)
French (fr)
Other versions
CA2542932A1 (en
Inventor
Jonathan Li
Gordon Klimenko
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.)
IMRIS Imaging Inc
Original Assignee
Imris Inc Canada
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 Imris Inc Canada filed Critical Imris Inc Canada
Publication of CA2542932A1 publication Critical patent/CA2542932A1/en
Application granted granted Critical
Publication of CA2542932C publication Critical patent/CA2542932C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/288—Provisions within MR facilities for enhancing safety during MR, e.g. reduction of the specific absorption rate [SAR], detection of ferromagnetic objects in the scanner room
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/10—Safety means specially adapted therefor
    • A61B6/102—Protection against mechanical damage, e.g. anti-collision devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/06—Measuring instruments not otherwise provided for
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/35338—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using other arrangements than interferometer arrangements
    • G01D5/35341—Sensor working in transmission
    • G01D5/35345—Sensor working in transmission using Amplitude variations to detect the measured quantity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/0052—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes measuring forces due to impact
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/08—Testing mechanical properties
    • G01M11/083—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT]
    • G01M11/086—Details about the embedment of the optical fiber within the DUT
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/04—Protection of tissue around surgical sites against effects of non-mechanical surgery, e.g. laser surgery
    • A61B2090/0409—Specification of type of protection measures
    • A61B2090/0427—Prevention of contact
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/06—Measuring instruments not otherwise provided for
    • A61B2090/064—Measuring instruments not otherwise provided for for measuring force, pressure or mechanical tension
    • A61B2090/065—Measuring instruments not otherwise provided for for measuring force, pressure or mechanical tension for measuring contact or contact pressure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/36—Image-producing devices or illumination devices not otherwise provided for
    • A61B90/37—Surgical systems with images on a monitor during operation
    • A61B2090/374—NMR or MRI
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/03—Automatic limiting or abutting means, e.g. for safety
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/14—Mode converters

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Surgery (AREA)
  • Medical Informatics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Optics & Photonics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biophysics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
CA2542932A 2006-03-28 2006-04-04 Detection of collisions in medical procedures Expired - Lifetime CA2542932C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78640006P 2006-03-28 2006-03-28
US60/786,400 2006-03-28

Publications (2)

Publication Number Publication Date
CA2542932A1 CA2542932A1 (en) 2007-09-28
CA2542932C true CA2542932C (en) 2011-09-13

Family

ID=38540739

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2542932A Expired - Lifetime CA2542932C (en) 2006-03-28 2006-04-04 Detection of collisions in medical procedures

Country Status (5)

Country Link
US (1) US7446304B2 (https=)
EP (1) EP2002217B1 (https=)
JP (1) JP5156734B2 (https=)
CA (1) CA2542932C (https=)
WO (1) WO2007109874A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2542932C (en) * 2006-03-28 2011-09-13 Imris Detection of collisions in medical procedures
US8513946B2 (en) * 2009-06-29 2013-08-20 Imris Inc. Movable table for magnetic resonance imaging
DE102012213390A1 (de) * 2012-07-31 2014-02-06 Siemens Aktiengesellschaft Patientenlagerungsvorrichtung sowie ein Positionierungsverfahren zu einer Positionierung eines Kopfs eines Patienten innerhalb einer chirurgischen Kopfbefestigungseinheit
CN110279427B (zh) 2012-12-10 2024-01-16 直观外科手术操作公司 图像采集装置和可操纵装置活动臂受控运动过程中的碰撞避免
GB2578457B (en) * 2018-10-29 2021-01-13 Siemens Healthcare Ltd Anomaly detection and correlation system.
CN119257734A (zh) 2018-10-30 2025-01-07 波士顿科学国际有限公司 用于体腔治疗的装置和方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61277028A (ja) * 1985-05-31 1986-12-08 Sumitomo Electric Ind Ltd センサ−
JPH03205037A (ja) * 1989-10-30 1991-09-06 Toshiba Corp Ｘ線撮影装置
JPH03267046A (ja) * 1990-03-16 1991-11-27 Toshiba Corp 医用診断装置
US5411023A (en) * 1993-11-24 1995-05-02 The Shielding Corporation Optical sensor system
US5735278A (en) * 1996-03-15 1998-04-07 National Research Council Of Canada Surgical procedure with magnetic resonance imaging
US5805658A (en) * 1996-12-31 1998-09-08 General Electric Company Methods and apparatus for detecting gantry interference in a computed tomography system
US6144790A (en) * 1997-02-07 2000-11-07 Bledin; Anthony G Contact fiber optic impact sensor
CA2273113A1 (en) * 1999-05-26 2000-11-26 Tactex Controls Inc. Touch pad using a non-electrical deformable pressure sensor
US6556012B2 (en) * 2000-01-21 2003-04-29 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus
US7389136B2 (en) * 2002-12-04 2008-06-17 Ge Medical Systems Global Technology Company, Llc Method and system using a non-electrical sensor for gating
US7050662B2 (en) * 2003-11-19 2006-05-23 Em Photonics, Inc. Fiber Bragg grating compression sensor system
US7860550B2 (en) 2004-04-06 2010-12-28 Accuray, Inc. Patient positioning assembly
EP1637080B1 (de) * 2004-09-21 2011-03-02 BrainLAB AG Vorrichtung zum Vermeiden von Kollisionen mit einem bildgebenden medizinischen Gerät
CA2542932C (en) * 2006-03-28 2011-09-13 Imris Detection of collisions in medical procedures

Also Published As

Publication number Publication date
US20070228264A1 (en) 2007-10-04
US7446304B2 (en) 2008-11-04
CA2542932A1 (en) 2007-09-28
EP2002217B1 (en) 2020-08-26
JP2009531086A (ja) 2009-09-03
WO2007109874A1 (en) 2007-10-04
EP2002217A4 (en) 2016-05-11
EP2002217A1 (en) 2008-12-17
JP5156734B2 (ja) 2013-03-06

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