390 



VETERINARY SURGICAL OPERATIONS 



RESTRAINT. — The operation is performed irr the stand- 

 ing position with the aid of the twitch, and side-line to elevate 

 one of the hind legs. The dog is simple muzzled and held by 

 all four legs. The bovine is placed in the stanchion with the 

 hind legs hoppled. 



INSTRUMENTS.— 



1. Docking shears. (Fig. 194.) 



2. Special firing iron. 



3. Forge. 



4. Cord tourniquet. 



5. For small animals, common s'cissors. 

 TECHNIQUE.— First Step.— Application of the Tour- 

 niquet—The hair is parted transversely about one inch above 

 the proposed seat of amputation. The hair above the part and 



Fig. 195 — Amputating the Tail with Shears. (Bayer.) 



the tail below it is held by an assistant while the operator en- 

 circles the tail with a double-half-hitch of the cord, which is 

 then drawn as tight as possible and secured by a double knot 

 against slipping loose. The ends of the cord are then passed 

 once around the tail above, to keep the hanging hairs from 

 overlapping the'seat of operation. A second transverse part 

 is then made in the hairs at the proposed seat of amputation 

 and the hanging hairs above it are tied up against the stump 

 with the same cord ,or with another one which is wrapped 

 several times around the tail to prevent any annoyance from 

 hairs. 



Second Step. — The Amputation.— The assistant holds the 

 tail on a straight line with the vertebral column with both 

 hands, one on each side of the seat of amputation, while the 



