CA2542932C - Detection of collisions in medical procedures - Google Patents
Detection of collisions in medical procedures Download PDFInfo
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000001514 detection method Methods 0.000 title claims description 30
- 239000000835 fiber Substances 0.000 claims abstract description 49
- 239000013307 optical fiber Substances 0.000 claims abstract description 35
- 238000005452 bending Methods 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000002595 magnetic resonance imaging Methods 0.000 claims description 16
- 239000006261 foam material Substances 0.000 claims description 13
- 239000006260 foam Substances 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 2
- 239000002344 surface layer Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 59
- 238000005516 engineering process Methods 0.000 description 8
- 238000003384 imaging method Methods 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000013459 approach Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 239000004620 low density foam Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 238000007675 cardiac surgery Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000004619 high density foam Substances 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Optics & Photonics (AREA)
- Radiology & Medical Imaging (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
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 Active CA2542932C (en) | 2006-03-28 | 2006-04-04 | Detection of collisions in medical procedures |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7446304B2 (enExample) |
| EP (1) | EP2002217B1 (enExample) |
| JP (1) | JP5156734B2 (enExample) |
| CA (1) | CA2542932C (enExample) |
| WO (1) | WO2007109874A1 (enExample) |
Families Citing this family (6)
| 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 |
| US9259282B2 (en) | 2012-12-10 | 2016-02-16 | Intuitive Surgical Operations, Inc. | Collision avoidance during controlled movement of image capturing device and manipulatable device movable arms |
| 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)
| 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 |
-
2006
- 2006-04-04 CA CA2542932A patent/CA2542932C/en active Active
- 2006-04-05 US US11/397,910 patent/US7446304B2/en not_active Expired - Fee Related
-
2007
- 2007-02-21 WO PCT/CA2007/000261 patent/WO2007109874A1/en not_active Ceased
- 2007-02-21 EP EP07701807.5A patent/EP2002217B1/en active Active
- 2007-02-21 JP JP2009501789A patent/JP5156734B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP2002217B1 (en) | 2020-08-26 |
| CA2542932A1 (en) | 2007-09-28 |
| EP2002217A1 (en) | 2008-12-17 |
| US20070228264A1 (en) | 2007-10-04 |
| JP2009531086A (ja) | 2009-09-03 |
| US7446304B2 (en) | 2008-11-04 |
| WO2007109874A1 (en) | 2007-10-04 |
| JP5156734B2 (ja) | 2013-03-06 |
| EP2002217A4 (en) | 2016-05-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |