SCISSORS SPRING SCISSORS. 



169 



will usually go far in protecting steel instruments from this 

 enemy. 



Another pair of scissors is also much used in minute dis- 

 sections, one leg of which is fixed in a light ebonite handle, 



FIG. 154. FIG. 155. 



FIG. 156. 



the blades being kept apart by means of a spring. The 

 pressure of the finger on the loose leg causes the blades to 

 close, and it will be found after a little practice that the 

 instrument may have many applications. It is shown in 

 Fig. 157. 



FIG. 157. 



The steel forceps, shown in Fig. 158, are necessary 

 adjuncts to the dissector, and he should be careful to 

 select those of but medium strength in the spring, and 

 such as can be depended upon for seizing an object 

 finely yet firmly, and not at all liable to twist aside and 

 spoil the subject under dissection. A pair of curved 



