-76 ESSAYS AND OBSERVATIONS 



and its contents evacuated ; a ligature 

 is to be made above, and likewife belovr 

 the orifice in the artery, to prevent bleed- 

 ing from any anaftomofing branches, and 

 then the wound is to be treated in the 

 common way. Where fuch aneurifms are 

 the confequences of blood-letting at the 

 arm, the dire(5lions for fliunning the 

 nerves, as I have already mentioned, when 

 defcribing the operation for the true a- 

 neurifm, ought to be followed. On fome 

 occafions the artery, arfter being laid bare, 

 may be ra-ifed from the nerve, bv a probe 

 introduced into the hole of its fide, as is 

 alfo advifed by my father*. This precau- 

 tion of fliunning the nerve, if polfible, 

 ought never to be omitted j for, in the 

 cafes related in the Commentaria Bononien- 

 Jia, and in two where I knew the nerve 

 was tied in with the artery, the patients 

 had not fo free ufe of their arms, as thofe 

 had in whom the nerve was lliunned. Af- 

 ter the artery is tied, the wound is to be 

 ^lled with fofc lint, and proper comprefTes 



and 



* Med. EfT, vol. 4.. 



