DISEASES OF THE BONES. 



763 



nature sufficiently to produce anchylosis, or a union of the bones 

 involved. 



There are two methods of treatment for this : First, if not very 



Fig. 659. — Small spavin. 



Fig. 660. — Ordinary spavin. 



serious, by blistering. Second, by what is termed "firing." This 

 is done in two ways : First, by burning lines over the skin with a 

 feather-edged iron sufficiently close and 

 deep to produce an extensive external 

 inflammation, but without breaking or 

 destroying the skin. Second, by burn- 

 ing small holes into and around the dis- 

 eased parts. On the following page are 

 given a few of the best practical reme- 

 dies. 



Blistering is adapted for only simple 

 cases, so that \^dlen serious, firing is the 

 most reliable and effectual treatment. 

 In case of either blistering or firing, the 

 hair should first be clipped from two to 

 three inches above and below the en- 

 largement, and out to the middle of the 

 hind and fore part of the leg. A favorite blister used by one of 

 the best practitioners in the country, is prepared and applied as 

 follows :— 



Fig. 661. — Very large spavin. 



