6o ROARING IN HORSES. 



are removed. The skin in the neighbour- 

 hood of the wound has the scales or crusts 

 cleaned off its surface, the sutures are cut 

 successively and the plugs removed. Then 

 the interior of the larynx is cleansed with a 

 sponge held in the teeth of a forceps, or by 

 the use of balls of wadding rolled round and 

 attached to sm.all sticks, the lips of the 

 wound being meanwhile kept apart by large 

 shouldered hooks (Ecarteurs de Faraboeuf). 

 Finally, having cut the small india-rubber 

 tube, and allowed the air in the balloon to 

 escape, the canula is removed. Very often 

 the distended rubber membrane has already 

 allowed the air to escape by an unseen issue, 

 and sometimes it is found torn. 



The regular cicatrisation of the wound is 

 favoured by uniting the subcutaneous mus- 

 cular tissue to the skin by a few stitches. In 



