TECHNIQUE OF EYE DISSECTIONS 



needle into the punctum of the upper lid is 

 rather difficult; for that reason the punctum 

 of the lower lid was chosen first. Grease the 



Fig. 46. 



needle, as was done to the first one, and, with 

 a little patience and careful manipulation, the 

 canal opening and its course will soon be 

 found. The needle may then be pushed 

 through until it meets the first one. (Fig. 45.) 



94 



