Background & Method: The aim of this study is to analyse better procedure intraoperatively in various approaches for primary total hip replacement by functional scoring system & muscle charting. Total 40 patients were included in the study. All patients were avn hip or arthritic hip either unilateral or bilateral who had undergone total hip arthroplasty were included in study. On admission a careful evaluation of the hip was done which include the examination of neurovascular status, range of motion, various deformities and associated sysemic problems and health status of patient