DISEASES OF THE LATERAL CARTILAGES 353 



the coronary cushion, and a portion of the sensitive laminae 

 (see Fig. 139). 



The flaps (Fig. 139, a, a) are now held back by tenaculse, 

 and the whole of the cartilage, or only the necrosed portion, 

 carefully excised by means of right- and left-handed sage- 

 knives. Fistulous openings in either of the flaps, a, a must now 

 be carefully curetted and dressed, and the flaps allowed to 



Fig. 139.— Excision of the Lateral Cartilage (Old Method). 



The wall covering the lateral cartilage first thinned and stripped 

 off; the two flaps (a, a) of skin and the coronary cushion made 

 by the vertical incision turned back. 



a, The operation flaps ; b, the exposed cartilage ; c, the sensitive 

 laminae ; d, the coronary cushion. 



fall into position. They are then sutured with carbolized gut, 

 and the wound finally dressed as to be described later (p. 357) . 

 Second Method (after Moller and Frick*). — These 

 operators deem it wise to leave untouched the skin of the 

 coronet and the coronary cushion. They therefore make 



* Two cases of quittor successfully treated by this method are 

 reported by R. Paine, M.R.C.V.S., in the Journal of Comparative 

 Pathology and Therapeutics, vol. xv., p. 8i. 



