Accurate Robot Assisted Laser Bone Processing

Burgner, Jessica; Wörn, Heinz
Computer Assisted Orthopaedic Surgery, pp. 121–122, 2010
Accurate Robot Assisted Laser Bone Processing

Abstract


Cutting bony tissue isusually performedmanuallyutilizingmechanicalcuttinginstruments,likebursandsaws.Duetothecuttingtooldimensionanditsapplication,incisionsarelimitedintheirgeometry.Incontrastlaserboneablationallowsprocessingofboneinacontact‐ andforce‐freemannerinamorearbitrarywayeveninregionswhicharehardlyaccessiblewithconventionaltools.Forexample,theshort‐pulsedCO2laserissuitabletoablatebonytissuewithoutnegativehistologicalside‐effects.Itispossibletoachievecuttingwidthsdownto200μmwiththismethod[1]. Therequiredaccuracyforpositioningexceedsthemanualskillsofasurgeonandthereforenecessitatesapplicationofroboticassistance.

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