INFLAMMATORY AFFECTIONS 279 
Fig. 121) in such a manner as to entirely isolate the two 
pieces of horn a and b from the remainder of the hoof. 
Expansion of the horny box is thus brought about, while 
at the same time the semicircular groove at the toe is made 
deep enough to allow of the escape of the exudate. 
If thought wise by the operator, the two pieces of horn 
a and b may be isolated, and the exudate given exit by 
making the fourth groove in the position of the dotted 
lines in Fig. 120—that is to say, at the lowermost portion 
of the sensitive structures. By this means the sole will be 
left intact. 
Fig. 121.—Lower Surrace oF Foot SHOWING POSITION OF THE 
GROOVES MADE IN THE TREATMENT OF LAMINITIS. 
Fuller instruction for making the grooves and the instru- 
ments required will be found described in Section C of 
Chapter X. 
The animal should be afterwards shod, and the bearing 
on the portions a and b of the wall removed. Almost 
immediate relief is afforded the patient. 
Recorded Cases.—1. ‘On the evening of September 28 
last, I was called rather hurriedly to attend a posting-horse 
which had just arrived from a twenty-one miles’ journey, 
and was said to be “‘veryill.” I lost no time in proceeding 
to the spot, and found my patient ‘very ill” indeed. No 
