Kleinert-Kutz Synovectomy Rongeur - Double ActionDDP Elite USA Kleinert Kutz Synovectomy Rongeur is ideally suited for use in orthopedic surgeries. Specifically it is designed for synovectomies, which are procedures in which the synovial membrane is removed form a synovial joint. This can be used in treatment of conditions such as rheumatoid arthritis. This rongeur is double action and features a curvature that allows it to mirror the roundedness of a joint and effectively grasp the synovioum