Kolbel Retractor Set With 6 Blades Shoulder Surgery Instruments. The Kolbel Retractor Set with 6 Blades is a specialized self-retaining instrument system designed specifically for orthopedic shoulder procedures, including rotator cuff repairs, shoulder reconstructions, and total arthroplasty. By utilizing an adjustable, ratcheted chassis combined with three pairs of interchangeable blades of varying depths, the system […]