Improved accuracy of implant placement with an imageless handheld robotic system compared to conventional instrumentation in patients undergoing total knee arthroplasty: a prospective randomized controlled trial using CT-based assessment of radiological outcomes

Peter Bollars 1, Daniel Janssen 2, Wim De Weerdt 2, Ali Albelooshi 3 4, Prashant Meshram 3 4, Thang D Nguyen 5, Michael T Lacour 5, Martijn G M Schotanus 6 7