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Proceedings Paper

Video-based analysis of motion skills in simulation-based surgical training
Author(s): Qiang Zhang; Lin Chen; Qiongjie Tian; Baoxin Li
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Paper Abstract

Analysis ofmotionexpertiseisanimportantprobleminmanydomainsincludingsportsandsurgery.Inrecent years,surgicalsimulationhasemergedattheforefrontofnewtechnologiesforimprovingtheeducationand training ofsurgicalresidents.Insimulation-basedsurgicaltraining,akeytaskistoratetheperformanceofthe operators,whichisdonecurrentlybyseniorsurgeons.Thispaperintroducesanovelsolutiontothisproblem through employingvision-basedtechniques.Wedevelopanautomatic,video-basedapproachtoanalyzingthe motion skillsofasurgeoninsimulation-basedsurgicaltraining,whereasurgicalactioniscapturedbymultiple video cameraswithlittleornocalibration,resultinginmultiplevideostreamsofheterogeneousproperties. Typicalmultiple-viewvisiontechniquesareinadequateforprocessingsuchdata.Weproposeanovelapproach that employsbothcanonicalcorrelationanalysis(CCA)andthebag-of-wordsmodeltoclassifytheexpertise levelofthesubjectbasedontheheterogeneousvideostreamscapturingboththemotionofthesubject'shands and theresultantmotionofthetools.Experimentsweredesignedandperformedtovalidatetheproposed approachusingrealisticdatacapturedfromresidentsurgeonsinlocalhospitals.Theresultssuggestthatthe proposedapproachmayprovideapromisingpracticalsolutiontotherealworldproblemevaluatingmotionskills in simulation-basedsurgicaltraining.

Paper Details

Date Published: 7 March 2013
PDF: 10 pages
Proc. SPIE 8667, Multimedia Content and Mobile Devices, 86670A (7 March 2013); doi: 10.1117/12.2005177
Show Author Affiliations
Qiang Zhang, Arizona State Univ. (United States)
Lin Chen, Arizona State Univ. (United States)
Qiongjie Tian, Arizona State Univ. (United States)
Baoxin Li, Arizona State Univ. (United States)


Published in SPIE Proceedings Vol. 8667:
Multimedia Content and Mobile Devices
Reiner Creutzburg; Todor G. Georgiev; Dietmar Wüller; Cees G. M. Snoek; Kevin J. Matherson; David Akopian; Andrew Lumsdaine; Lyndon S. Kennedy, Editor(s)

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