AMPUTATION OF THE PENI3. 34T 



off any accumulation of fluid that may have taken place in the 

 viscus. The instrument is passed, after first making a small in- 

 cision through the skin, between the eighth and ninth ribs, but 

 not too low down. It is pushed gently forward until it pene- 

 trates the pleura, or lining membrane of the chest. The stellet 

 is then withdrawn, and the canula is kept in place until the fluid 

 ceases to run. If, however, a large quantity exists, all of it 

 should not be taken away at one time ; for the pressure upon the 

 lungs having been so great, if such sudden relief is afforded, 

 nature, unable to accommodate herself to so rapid au alteration 

 gives way, and the animal consequently dies. It should there- 

 fore be taken away at one, two, or three tappings, as occasion 

 may require. Good wholesome food should be allowed. 



PERIOSTEOTOMY. 



This operation is most generally performed for painful splints. 

 It consists in cutting though the periosteum, or membrane 

 covering the surface of all bones, over the splint or node, which 

 immediately gives relief. This operation requires the aid of an 

 experienced man. 



AMPUTATION OF THE PENIS. 



This operation is occasionally called for in the horse, particu- 

 larly in cases of paraphymosis, or protrusion of the penis, that 

 have resisted all other modes of treatment. The operation, as 

 performed in England, is unnecessarily tedious, and not as suc- 

 cessful as it should be. It is only requisite in performing this 

 operation to place a twitch upon the animal, and while he is 

 standing to take the penis in the left hand, and with an ampu- 



