an insert - molded suture anchor having a biodegradable polymer body molded around a loop of suture . a drive head disposed on the proximal end of the body , and a screw thread spirals around the body . the suture is held securely within the anchor body by forming irregularities in the braided suture used to form the anchor . the anchor is produced by placing the braided suture within an injection mold , and injecting biodegradable polymer into the mold .