VETERINART DENTAL SURGERT. 207 



when inserted, will hold the saw in position. If 

 the operation of trephining is resorted to in order 

 to effect the removal of a tooth by punching it 



SHARP & SMITH, CHI. 



Gait's Trephine, Nickel Plated. 



SHARP * SMITH, OHI. 



Trephine Handle, 



FIG. 48. 



out, the opening should be made directly over the 

 roots of the tooth. Should there be two teeth side 

 'by side which require a like operation, an opening 

 made with an inch and a quarter trephine directly 



FIG. 49. 



Sequestrum. Forcep. 

 over both teeth, will be sufficiently large to admit of 



the punching out of both teeth through the same 

 opening. If a smaller trephine is used, and it is 

 desirable to increase the size of the opening, it can 

 be done with the separating saw. Fig. 50. 



FIG. 50. 



