THE STABILITY OF FACIAL OSTEOTOMIES .3. CHIN ADVANCEMENT

Surgical repositioning of the chin can be used to improve function and aesthetics. The most commonly employed technique involves a sectionin g of the lower border of the anterior mandible, thus allowing a slidin g movement of the chin. It is generally accepted that the maintenance of a soft tissue attachment provides a clinically stable skeletal and predictable soft tissue change with minimal postoperative osseous reso rption. Part 3 of this series of papers addresses the issues of treatm ent planning, surgical technique and clinical indications for undertak ing advancement genioplasty. These, combined with the surgeon's artist ic sense of facial harmony, are pre-conditions necessary for successfu l chin surgery.