124 THE OPERATION. 



The upper one is removed nearly m the 

 same way. To rupture the peritoneum, use 

 the forceps instead of the lenaculum, and 

 cut it with the knife, near the centre of the 

 testicle. There is generally a slight con- 

 nexion of the upper part with the diaphragm ; 

 it may be loosened with the knife. The 

 edges of the outer wound are to be brought 

 together with a single stitch. 



It is most difficult to remove the lower, 

 but the real danger is with the upper, as the 

 aorta, or chief bloodvessel of the body, lies 

 contiguous to it. The spermatic artery, or 

 vessel leading from this main trunk to the 

 upper testicle, is very short. 



As soon as the operation is over, let the 

 subject run. If he lives ten minutes after, or 

 even commences feeding, he is out of dan- 

 ger. The female is operated on in the same 

 manner, but on the opposite side. 



In the description of the operation given 

 above, the writer says that it is of no conse- 

 quence when the operation is performed, 

 but he prefers the summer season, and upon 

 fowls under a year old. In France it is ^er- 



