ANIMAL DENTISTRY. 



169 



Restraint: — Lateral recumbent position, under chloro- 

 form anaesthesia or local cocainization, preferably the 

 former. 



Indications: — This operation should be adopted univer- 

 sally for the removal of the first, second and third superior 

 molars. Applied to the fourth or fifth superior molars a de- 

 formity of the face results from the removal of the extremity 

 of the maxillary spine, and besides it has no advantages 



Fig. 120. 

 Chisel. 



Fig. 121. 

 Saw. 



Fig. I2IA. 

 Mouth Gag. 

 The Most Appropriate Specuhim for 

 Williams' Operation. 



over repulsion for these teeth. It may also be applied to 

 removal of the first, second and third inferior molars, but in 

 these it has no special advantages over repulsion. For the 

 first three superior molars, especially the third and second, 

 the operation is almost indispensable, and it out-classes re- 

 pulsion because the almost perpendicular wall of the skull at 

 this point prevents the placing of the punch on a straight 

 line with the tooth, and finally, in repulsing the third tooth 

 the opening, if properly placed, necessitates division of the 



