Failure of Uni-Compartmental Knee Replacements
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 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
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...
Fat Pad Impingement Syndrome – A Cause Of Anterior Knee Pain
What is Fat Pad Impingement? Sometimes after a forceful direct impact to the kneecap, the fat pad can become impinged (pinched) between the distal thigh bone ( femoral condyle) and the kneecap (patella). As the fat pad is one of the most sensitive...
Vastus Lateralis Tendon Rupture From Doing Gym Squats
Avulsion of the Vastus Lateralis Tendon From Doing Gym Squats A rupture can in principle occur to all muscles in the thigh, however, ruptures most often happen in the anterior muscle (M quadriceps femoris) which has the function of stretching the knee and flexing the...
Can’t Diagnose Knee Pain? It Could Be Due To Menisco-Capsular Separation
Knee Pain Some knee pains are notoriously difficult to diagnose. It is even more baffling when the expensive MRI scan of the painful knee is reported as being normal! I occasionally encounter such patients. They come into my clinic with a problem of pain...
