ANIMAL DENTISTRY. 



171 



teeth accidentally fractured in attempts to extract them 

 with the forceps. 



EXTRACTION OF THE INCISORS. 

 Owing to the deep implantation and curvature of the 

 fang, the incisors cannot be readily extracted by any ordi- 

 nary method, except in extreme old age, when the fang has 

 become shortened. During youth and middle age their ex- 



FlG. 122. 



Cut Showing the Great Length anci Curvature of the Incisors, that Prevents 



Forcep Extraction. 



traction can only be accomplished by removal of the anterior 

 alveolar plate and then prying the tooth out with a chisel or 

 elevator. The subject is placed in the recumbent position 

 and the mouth tied shut with several wraps of sash cord 

 around the muzzle. With knife and forceps the mucous 

 membrane and gums are removed over the fang, the peri- 

 osteum is scraped ofif with a curette and the bone removed 



