ANIMAL DENTISTRY. 



199 



as follows : Pass the file through the interdental space from 

 left to right, and hold it upon the tooth with the thumb of 

 the left hand, then work the file by short movements of 

 both hands. 



To bevel the left first inferior molar open the mouth 

 gently by grasping the tongue and turning it perpendicularly 

 in the interdental space ; then work the file over the molar 

 with the right hand. The beveling process may be pre- 



FiG. 139. 

 First Position of the Hands and File to Bevel and Blunt the Right First 



Inferior Molar. 



ceded, to advantage, by first trimming the anterior angle 

 of the crowns with the angular cutter. (See Fig. 140 ) 



The above is simply "a" method by which the sharp 

 points on the molars may be blunted with but little labor, and 

 without provoking resentment from the horse. Other meth- 

 ods may serve the same purpose, providing they can be 

 carried out without the use of force. 



Occasionally a horse that has been roughly handled or 



