690 
DEPARTMENT OF SURGERY 
A, knife used foi spaying sows ; B and C, instruments for Chinese method of spaying sows 
wall, keeping the finger against the abdominal wall and the in¬ 
testine against the back of the finger and extending it to the 
vertebrae near the opening of the pelvic cavity, and at the same 
time explore for the horn of the uterus, which in young ani¬ 
mals is about the size of a “ goose quill ” and appears more in- 
d mated to the touch than the intestine. 'The horn when located 
is caught by flexing the finger and pushing its tip against the 
wall; when thus.secured it can be brought to the external sur¬ 
face and held with the fingers of the left hand ; the assistant 
then relaxes the hind legs and the right hand brings up the 
horn while the left takes it up until the ovary appears at the 
external surface, where the horn and ovary is held with the 
right hand, while the left forefinger brings out the right horn 
and ovary. . In young sows the ovaries are cut off at the bifur¬ 
cation, but in older ones the ovaries should be taken off by tor¬ 
sion, first one, then the other. The hind legs are relaxed ; the 
viscera returned, and the wound sutured by applying two or 
thiee stitches. Small pigs are brought to their feet by the right 
leg, but larger ones should be brought to their feet by flexing 
them under the body and raising the posterior extremity. 
They should be placed in a clean pen or enclosure and fed 
lightly for two or three days. The stitches should be left in 
until they drop out of their own accord. 
Special care must be taken to prevent undesirable sequelae 
