The father of joint replacement surgery is

Father of the modern hip replacement: Professor Sir John Charnley (1911-82)Professor sir john charnel was a British ohopedic surgeon, inventor, and skilled craftsman. He is best known for his development of the first truly successful operation for total ahroplasty of the hip, the low-friction ahroplasty. As well as publishing significant works on closed fracture management and compression ahrodesis, he can also be accredited with pioneering work in the development of clean-air operating conditions and body-exhaust suits.(Refer: Mohindra's Fundamentals of Ohopedics, 2nd edition, pg no. 308, 507)