Video-based analysis of motion skills in simulation-based surgical training

Qiang Zhang; Lin Chen; Qiongjie Tian; Baoxin Li

doi:10.1117/12.2005177

7 March 2013 Video-based analysis of motion skills in simulation-based surgical training

Qiang Zhang, Lin Chen, Qiongjie Tian, Baoxin Li

Proceedings Volume 8667, Multimedia Content and Mobile Devices; 86670A (2013) https://doi.org/10.1117/12.2005177
Event: IS&T/SPIE Electronic Imaging, 2013, Burlingame, California, United States

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.

Citation Download Citation

Qiang Zhang, Lin Chen, Qiongjie Tian, and Baoxin Li "Video-based analysis of motion skills in simulation-based surgical training", Proc. SPIE 8667, Multimedia Content and Mobile Devices, 86670A (7 March 2013); https://doi.org/10.1117/12.2005177

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