270 Anatomy and Physiology of the 



the next to fasten a hook to one of the orbits. The hand is 

 then to be re-introduced and carried towards the chest, following 



the direction of the protruding limb, and sufficient force employed 

 to drive the foetus backwards ; this being accomplished, the hand 

 is to be shifted to the upper part of the neck immediately behind 

 the occiput, when moderate pressure being here made it will be 

 effective in straightening the head and neck. When the operator 

 has thus far succeeded, his assistant is to draw the cord attached 



