Zimmer Segmental System, Smooth Stem Collar, 30mm O.D. - Knee stem

Intended purpose

The Smooth Stem Collar is a part of the Zimmer Segmental System and is indicated for Moderate to severe knee instability; Significant bone loss and/or ligament deficiencies caused by neoplasms, trauma, rheumatoid arthritis, osteoarthritis, traumatic arthritis, polyarthritis, collagen disorders, and/or avascular necrosis of the proximal and/or distal femur and/or proximal tibia; Valgus, varus or flexion deformities; The salvage of previously failed surgical attempts.

Functional description

Segmental Smooth Stem Collars are made of Tivanium Ti-6Al-4V Alloy and are designed for use with segmental stems. Use of a separate stem collar allows the surgeon to use Trabecular Metal if desired. Collar size may be selected to fit the bony anatomy/shape at the resection. Following cementing to the stem, the smooth collar must be cemented against the bone.