402 



Veterinary surgical operations 



dominal parietes, skfti, muscles, etc., through which access 

 to the cavity is gained, operations of considerable magnitude 

 can be performed without pain. In dogs several grains of 

 morphia given hypodermically some twenty minutes before 

 injecting a weak solution of cocaine between the different 

 layers along the line of incision, will produce an anaesthesia 

 under which intestinal operations can often be performed 

 with a measure of success. And finally, spinal cocainization. 

 which, however, has not as yet been adopted as a standard 

 method of anaesthesia in animals, should answer well for in- 

 testinal work. 



INSTRUMENTS, ETC. — Besides a full set of dissecting 



Fig. 202 — Regulation Bowel Clamps in Position. 



instruments, scalpel, thumb forceps, hsemostats, there must 

 be included a number of round needles, curved and straight 

 ones, previously threaded with chromatized catgut of the 

 proper size, needles, forceps, rubber gloves, antiseptic solu- 

 tions, razor, clipper, scissors and a pair of bowel clamps. In 

 lieu of the latter Cecil French recommends a pair of com- 

 mon hair-pins, which he holds in place with artery forceps. 



ANTISEPSIS. — The antisepsis of intestinal operations 

 must be thorough in every detail. The room, first of all, 

 should be clean and free from flying dust ; the surgeon and 

 assistants clean of person and fomites ; the patient's body, 



