Revision of loose femoral prostheses with a stem system based on the "press-fit" principle

Introduction.– Foreword.– FIRST PART.– The concept of press-fit: a system of implants.– Preliminary Remarks.– Choice of a Concept and an implant.– The concept of press-fit. Principles characteristics of an implant with press-fit fixation.– The PFM-revision system.– Modular Femoral Prostheses for Revision.–Implants and Ancillary.– Conclusions of the first part.– Why make these choices?.– SECOND PART.– Pre-operative planning.– Radiological analysis of the femur.- Determining a surgical strategy.– Making a pre-operative template.– Third part.– Surgical technique.– General considerations.– Option 1: femoral flap.– Fixation in the diaphysis.– Option 2: endofemoral approach.– Proximal fixation.– Post-operative care.– Conclusions.– Asembly of the stem in two stages.– Removal of the pfm-revision stem.– FOURTH PART.– The results.– Patients and type of operation.– Clinical results.– Preoperative radiological results.– Postoperative radiological results.– The complications, limitations and indications of the concept of ³press-fit fixation.– Conclusions.– Bibliography.