FEACTURE OF THE PELVIC. 



305 



or twice with biniodide of mercury ointment (1 to 8 of lard or 

 vaseline), so as to hasten the process of union, and to cause 

 absorption of any excess of ensheathing bony material which 

 may have been thrown out. 



There may be some difficulty in distinguishing between ring- 

 bone and the rouofhness resultinof from this fracture. 



Posterior iliac spine 



Anterior iliac 



spine 



Tuberosity of 

 ischium 



Hip joint 

 Fig. 1 1 8. — View of pelvis from near side. {After Chanveaii.) 



Pedal bone. — Cut away the wall over the part, remove all 

 dead tissue, and treat as directed on page 297. 



Pelvis. 



ANATOMY.— The pelvis (Figs. 115, 118, and 119), in the 

 hind quarters, corresponds to the two shoulder blades of the fore- 

 hand. The two halves (one on each side) of the pelvis are united 



Posterior iliac spines V''-., 



Anterior iliac spine 



"Anterior iliac spine 



Tuberosity of ischium _ ^r^^i/^'^^y'^^-^ Tuberosity of ischium 



Fig. 119. —View of pelvis from below. {After Chativeaii.) 



together at their lower and posterior ends. Their upper ends 

 (posterior iliac spines) rest on the sides of the backbone, to which 

 they are strongly attached by ligaments, and form the highest 

 point of the croup. The most forward portion of the pelvis at 

 each side, is the " point of the hip " (anterior iliac spine) ; and the 

 rearmost portion, " the point of the buttock " (tuberosity of the 



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