DISEASES OF THE GENERATIVE OBGANS. 211 



Plate XX. Instruments used in difRcult labor — Continued. 



Fig. 8. Cartwright's bone chisel. Including the handle, this instruments is 

 about 32 inches in length ; the chisel portion is a little more than 2 

 inches long and 1 to li broad. Only the middle portion is sharp, the 

 projecting corners are blunt, and the sides rounded. This instrument 

 is used for slitting up tlie skin of a limb and as a bone chisel when it is 

 necessary to mutilate the fetus in order to effect delivery. 

 Plate XXI. Instruments used in difficult labor. 



Fig. 1. Embryotome, an instrument used wliea it is necessary to reduce the 

 size of the fetus by cutting away certain parts before birth can be 

 effected. This instrument may be long or short, straight or curved. 



Fig. 2. Also an embryotome. The blade can be made to slide out of i:>r into 

 the handle. The instrument can thus be introduced into or withdrawn 

 from the genital passage without risk of injury to the mother. 



Fig. 3. Scliaack's traction cord. This is merel.\' a cord with a running noose 

 at one end and a piece of wood at the other, to offer a better hold for 

 the hand. 



Figs. 4« and 4f). Eeuff's head collar for securing the head of the fetus. 



Fig. 5. Curved cord-carrier, used in difficult parturition to carry a cord into 

 regi(ms which can not be reached by the arm. 



Fig. 6. Blunt hook, used in difficult parturition. 



Fig. 7. Short hook forceps, used in difficult parturition. 



Fig. 8. Blunt finger hook. 



