CEPHALOTOMY. 



213 



or bacterol solution into the vagina, then carry the chisel 

 carefully guarded by one hand into the passage and place 

 it accurately upon that part of the head of the fetus where 

 it is desired to begin the operation ; generally on the median 

 line of the nose with the blade of the chisel standing 

 parallel to the septum nasi of the fetus. Holding the blade 



Fig. 18. 



Aseptible Embryotomy Outfit. 



A, embryotomy chisel ; B, repeller ; C, sector ; D, long blunt 

 hook ; E, short blunt hook ; F, ring knife ; G, hook knife ; H, 

 Colin's scalpel. The lower figure represents the entire set with 

 injection pump arranged in aseptible metal case. 



