Int J CARS (2017) 12:1411–1423 DOI 10.1007/s11548-017-1629-y ORIGINAL ARTICLE Translatory hip kinematics measured with optoelectronic surgical navigation 1 2 3 Sima Zakani · John F. Rudan · Randy E. Ellis Received: 10 January 2017 / Accepted: 8 June 2017 / Published online: 17 June 2017 © CARS 2017 Abstract Conclusion We found subtle but deﬁnite translations in Purpose An optoelectronic surgical navigation system was every cadaver hip. There was no consistent pattern of trans- used to detect small but measurable translational motion of lation. It is possible to use the surgical navigation systems human hip cadavers in high-range passive motions. Kine- for the assessment of human hip kinematics intra-operatively matic data were also examined to demonstrate the role of and improve the treatment of total hip arthroplasty patients soft tissues in constraining hip translation. by the knowledge of the fact that their hips translate. Better Methods Twelve cadaver hips were scanned using CT, procedure selection and implantation optimization may arise instrumented for navigation, and passively taken through from improved understanding of the motion of this critically motion assessment. Center of the femoral head was tracked in important human joint. the acetabular coordinates. Maximum non-impinging trans- lation of the femoral
International Journal of Computer Assisted Radiology and Surgery – Springer Journals
Published: Jun 17, 2017
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