Even before reaching late-stage knee OA, a patient's articular surface may have already severey worn off or deformed, leading to pain, restricted mobility or other function, and diminished quality of living. Arthroplasty can markedly relieve symptoms, correct deformity, and effectively improve knee function, so it is the fastest and a relatively effective method to treat knee problems. It has helped countless mobility-restricted patients. In Taiwan, patients of severe knee OA receive arthroplasty more than 20,000 person times each year. There are two types of arthroplasty:Microplasty of the knee and total knee arthroplasty.
Microplasty of the knee