124 



VAGINAL OVARIOTOMY IN THE MARE. 



in this area that the incision needs be made in the operation. 

 The ballooning of the vagina profoundly alters the relation 

 of this operative area, and changes it from the horizontal 

 in the quiescent organ to the perpendicular in the ballooned 

 condition. These variations permit of two methods of 

 operating : I. On the ballooned organ without anaesthesia 

 and with the animal confined in the standing position. II. 

 On the quiescent organ in the recumbent position under 

 anaesthesia : 



I. Without anaesthesia. Secure in the stocks with the 

 head elevated, a rope over the back to prevent rearing, 



Fig. 13. 



Special spraying ecraser, 55 cm. long. 



Fig. 14. 



Colin's scalpel. 



straps beneath the body to prevent lying down, straps or 

 ropes before and behind the animal to prevent backward 

 and forward movements, all four feet pinioned to the floor, 

 and the tail firmly secured and stretched to a beam above. 

 Apply a bandage to the tail extending for a distance of 12 

 to 15 inches from the base of the tail in order to secure the 

 tail hairs out of the way of the operator. 



With soap, water and brush cleanse the tail, perineum and 

 vulva thoroughly, being especially careful to remove all 



