Is the prosthesis faster or better than Johnson?

Jiemai prosthesis is an implant used to repair and replace missing parts of human body. Jiemai is a manufacturer of medical devices, which produces various types of prostheses, including total elbow prosthesis, total hip prosthesis with bone cement, and complete sets of tools for hip prosthesis system. Total elbow prosthesis is used in total elbow replacement surgery, and its application scope includes elbow instability after trauma, bilateral elbow ankylosis caused by non-sepsis, and late rheumatoid joint deformity.