A Comparative Study of Total Knee Arthroplasty and Unicondylar Knee Arthroplasty in the Treatment of Knee Osteoarthritis

Figure 2

Patient, female, 67 years old. The pain in the right knee has been aggravated for more than 10 years. The osteoarthritis of the right knee joint was treated with total knee arthroplasty of the right knee. (a, b) The bone composition of the right knee joint is complete, the bone hyperplasia shadow can be seen at the bone edge, the intercondylar eminence hyperplasia, the joint space is under weighed, and there is no obvious abnormality in the surrounding soft tissue. Degeneration of the right knee. (c) Preoperative X-ray of the full length of the lower limb showed that the left knee was obviously valgus deformity and the patella was in the middle. (d, e) Replacement in place, joint space, etc. Changes after right knee arthroplasty. (f) The postoperative X-ray of the whole length of the lower limb showed that the valgus deformity of the knee joint was corrected, the prosthesis was in a good position, and the force line of the lower limb was restored.

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