METHODS OF DILATING THE FOOT. 



351 



the centre opposite the toe-chp, but when contraction has 

 taken pLace at the heel, the cnts are placed towards the side of 

 the shoe at which contraction is visible. 



(c) Einsiedel's automatic hoof- expanding shoe (fig. 336) is. 



Fig. 334.— Instrument for expanding De Fay'.s shoe, a, the iron cheeks which fit between the 

 heels of the shoe ; b, square head on the right and left-handed screw, for taking the key. 



an ordinary flat shoe with bar-clips, the bearing surfaces of 

 which are moderately inclined outwards. After accurately 

 tittincf, but before nailing the shoe, it is advisable to dilate the 



