Sigma Surgical Pvt Ltd supplies Head Buttrees Plate. Sigma Surgical Pvt Ltd is an ISO 9001: 2000 certified company. This Head Buttrees Plate is a Lateral Tibial Head Buttress Plate. This plate has 4 holes to 12 holes. Variation can be that of left lateral tibial head buttrees plate. They are used for Orthopedic Implanting in hospitals and nursing homes.