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Dr HC Chang > Resources > Robotic Surgery
Is Robotic Knee Replacement Right for You?

Is Robotic Knee Replacement Right for You?

by | Oct 8, 2026 | Robotic Surgery

A knee that hurts with every stair, walk to the MRT, or turn in bed can gradually shrink a person’s world. When medication, physiotherapy and activity adjustments no longer provide meaningful relief, robotic knee replacement may be discussed as one option for treating...
Failure of Uni-Compartmental Knee Replacements

Failure of Uni-Compartmental Knee Replacements

by | May 7, 2018 | Robotic Surgery

Implant Malposition Resulting in Early Failures Concerns with UKA are early failure of the femoral or tibial components. The main cause of early failure is malpositioning of components with overcorrection or undercorrection of limb alignment. – Mariani EM, Bourne MH,...
Unicompartmental Knee Replacement

Unicompartmental Knee Replacement

by | May 7, 2018 | Robotic Surgery

Unicompartmental knee arthroplasty (UKA) can provide durable pain relief and functional improvement in greater than 90% of patients with focal arthritis or osteonecrosis of the medial or lateral compartments of the knee. – Borus T, Thornhill T. Unicompartmental knee...

Manual UKA May Not be as Accurate

by | May 7, 2018 | Robotic Surgery

How Accurate Are We With Conventional Surgical Methods? As many as 40% to 60% of components may be malaligned by more than 2° from the preoperative plan with conventional methods. – Cobb J, Henckel J, Gomes P, Harris S, Jakopec M, Rodriguez F, et al. Handson robotic...
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