Description: Segment 1 The patient is a 4-year-old colt. One testicle has already been removed in a previous operation, but the surgeon does not know which. The horse is secured with a rope and pushed onto its side. Its tongue is tied to the lower jaw and chloroform is applied. The horse is wrapped in a blanket and placed in the dorsal position. The testicular area is prepared for surgery. An incision is made. The surgeon's arm explores the area to determine which testicle was previously removed. Time start: 00:00:00:00 Time end: 00:06:34:23 Length: 00:06:34:23 Segment 2 The surgeon determines that the left testicle has already been removed. The right-hand side is incised and the surgeon's fingers explores the inguinal canal, but no testicle is found there. The abdomen is then entered through the transverse abdominal muscle and peritoneum. An abnormally large testicle with unusual spermatic cord is found. The testicle is removed and displayed to the camera. Time start: 00:06:34:23 Time end: 00:11:49:20 Length: 00:05:14:22 Segment 3 The wound is sutured. The horse is untied. The testicle is dissected. The horse wakes up and is walked around. Time start: 00:11:49:20 Time end: 00:17:58:14 Length: 00:06:15:19