DISSECTING KNIVES. 



199 



FK125 



Fig. 126. 



The mode of using a pair of needles in breaking up 

 tissues into very small pieces is represented in fig. 127. 



Fig. 127. — Teattng-out Membrane. 



"With a pair of the small needles held firmly between the 

 fore-finger and thumb, the structure must be teased out ; 



