A, Standard Kessler core stitch is inserted using a round-bodied needle. Suture is tied with knot between cut ends. B, Second suture is inserted at right angles to first, again using round-bodied needle. C, Needle is passed along tendon, across junction, and out of tendon. If needle is too short, it can be brought out at junction and then passed in again. D, Rest of suture is inserted. E, Suture is tied under carefully judged tension to match first, with knot on outside of tendon. F, Repair is completed with epitendinous suture.