a method of implanting a modular hip stem implant having a stem portion and a body portion into a medullary canal of a patient &# 39 ; s femur utilizing a two - incision technique . the stem portion is inserted through an anterior incision and the body portion is inserted through a posterior incision where they are interconnected in vivo . the modular hip stem implant is then driven into the medullary canal with force applied through either of the two incisions .