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Robotic Assisted Tka Essay

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Introduction: Robotic-assisted TKA has shown promise in recent years by sharpening the Orthopaedic surgeon’s armoury, allowing the surgeon to reproduce technical excellence via accurate component placement and restoration of the ideal hip-knee-ankle (HKA) mechanical axis consistently and safely. However, the lack of high quality long-term evidence demonstrating its efficacy, unnecessary preoperative radiation, longer operating times and questionable cost-effectiveness have stifled the adoption of robotic systems. In our previous study comparing robotic-assisted versus conventional total knee arthroplasty (TKA), no differences in short-term functional outcomes were observed, despite reduction of radiological outliers. Our patients have now been prospectively followed for two years postoperatively, providing us with an opportunity to evaluate the functional outcomes of robotic-assisted TKA. Objectives: This study aims to determine any functional outcome differences between robotic-assisted and conventional TKA at two years follow-up. Methods: All 60 knees (31 robotic-assisted; 29 conventional) from the initial study cohort were available for analysis. Differences in range of motion, Knee Society (KSS) knee and function scores, Oxford Knee scores (OKS), SF-36 subscale and summative …show more content…

Despite having a higher rate of complications, the robotic-assisted group displayed a trend towards higher scores in SF-36 Quality-of-Life (QOL) measures, with significant differences in SF-36 vitality (p=0.03), role emotional (p=0.02) and a larger proportion of patients achieving SF-36 vitality MCID (48.4% vs 13.8%, p = 0.009). No significant differences in KSS, OKS or satisfaction/expectation rates were noted. The robot-assisted group had a total of 5 complications in 4 patients and the conventional group had 2 complications in 2

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