ARTHROPLASTY
ISAKOS: Patient-specific cutting guides comparable to conventional instrumentation in TKR
80 patients were randomized to either patient-specific cutting guides (PSCGs) or conventional instrumentation TKA to compare the accuracy of limb alignment and component positioning in total knee replacement. Post-surgical radiographs, perioperative time, blood loss and need of transfusion showed no significant differences in tibiofemoral angle or femoral component alignment or other outcomes. PSCG’s angle alignment was closer to neutral with shorter operating time, but results did not demonstrate a clinically relevant difference.
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