a prosthetic hip inserter is designed for use when implanting a hip stem with bone cement . the inserter includes an attachment device for securing and holding the hip implant prior to and during insertion into the medullary canal of the femur . the inserter includes a pressurizer carried on the end of the inserter which carries the attachment device . the pressurizer includes a seal which surrounds at least part of the outer circumference of the prosthesis to be implanted . this both prevents the escape of and application of pressure to the bone cement prior to its curing . the thickness of the seal can be used to adjust the depth of insertion of the hip implant stem .