504 



OBSTETRIC OPERATIONS. 



The curved porte-cord has the end through which the cord passes more 

 or less bent or curved, and in certain cases it is more useful than the 

 staight one, from which it only differs in this curvature (Figs. 149, 150). 



We ha»e already, at page 461, described another from of curved porte- 

 cord introduced by Binz, so large that it can be passed round the doubled 

 neck of the foatus, while its shortness allows it to be easily manipulated 



^ :teto-«aft|^ 



^v 



Fig. 147. Fig. 148. Fig. 149. Fig. 



Caktwright's Darreau's Gunther's Curved Porte- Darreau's 



PoKTE-CoRD. Porte-Cord. Cord and Blunt Crotchet, Curved Porte-Cord. 



armed with a Cord and Ring. 



in the uterus. It is from twelve to sixteen inches long, and made of 

 wood or iron ; at the bent end is an opening through which the cord 

 passes. The instrument (named ?^ geburtsso7tde\>^ \\\q Germans) is passed 

 to the middle of the cord, and may then be introduced into the uterus, 

 where, from its curvature and its shortness, it can be pushed behind or 



\ 



