230 Veterinary Elements. 



ingredients; if work has to be continued put in the alum 

 or bluestoue, cover with oakum or cotton batting, and 

 tar. A little turpentine and sweet oil equal parts poured 

 into the frog occasionally will tend to harden them and 

 prevent thrush, always give frog pressure. 



Coffin joint lameness, navicular disease, is a disease of 

 the coffin joint, and its cartilages, which comes on slowly, 

 usually the result of concussion, more especially if the 

 foot is not a strong one and of good shape, shoeing with 



sTnriTuiiKs of the foot. 



L . C .— Lateral cartilage. H. — Heel. Q.— quarter. "T.— Toe. 1 .— 

 Long pastern bone. 2.— Short pastern bone. 3.— Pedal bone, just behind 

 which can be seen the navicular bone. N. J.— Navicular joint. F.— 

 Frog. The white portion marked S — Is the sensitive part of the foot, 

 including the sensitive lamina-, sole and frog. C.— The coronary sub- 

 stance (or band). |.— The hoof horn (insensitive). 



high heels, thus relieving the frog from pressure, will 

 thus increase the chances of concussion and indirectly 

 increase the tendency to this disease, long, hard, contin- 

 ual driving is a frequent cause, the endless bang on a hard 



