Importance of a balanced-gap technique in rotating-platform knees.

Rotating-platform knees are constructed of highly conforming polyethylene to reduce contact pressures that potentially cause wear. The mobile nature of the rotating platform can lead to bearing spin-out. The purpose of this study was to determine the prevalence of spin-out in a single series.

Complications of iliac crest graft and bone grafting alternatives in foot and ankle surgery.

The ability to harvest iliac crest bone is a well-established skill in the surgical armamentarium of the orthopedic surgeon. As with any surgical procedure, this operation has its own set of complications. The surgeon must be aware of these potential problems in an effort to avoid them when possible.

Fractures of the Proximal Fifth Metatarsal: Selecting the Best Treatment Option.

Because of circulatory differences in the three zones of the proximal fifth metatarsal, the location of a fracture must be considered when selecting treatment. The most proximal portion of the base of the fifth metatarsal has good blood supply. Fractures in this zone usually extend into the fifth metatarsocuboid joint.

Managing chronic dislocated total hip arthroplasty.

Dislocation is the most common complication occurring after total hip arthroplasty. Thus, managing the patient with chronic dislocation will continue to be a challenging problem facing joint replacement surgeons. It is believed that several factors contribute to chronic dislocation, ie, surgical approach, inadequate restoration of soft-tissue tension, prosthetic design, and orientation of the prosthetic components.