COMPOSITE INTERFERENCE SCREW FOR ATTACHING A GRAFT LIGAMENT TO A BONE, AND OTHER APPARATUS FOR MAKING ATTACHMENTS TO BONE

摘要

An interference screw comprising: an open helical coil having a proximal end and a distal end aligned along a longitudinal axis and defining an internal volume, with the internal volume communicating with the region exterior to the open helical coil through the spacing between the turns of the open helical coil; and at least one runner disposed within the internal volume and connected to multiple turns of the open helical coil.