578 



Veterinary Obstetrics 



such a way that we can draw directly upon the median line of 

 the ventral surface of the head with the same accuracy and 

 efficiency as with the best adjusted halter. The application of 

 the cord in this way is simpler and easier than the halter. The 

 objection may be raised that the running noose about the neck 



Fig. 91. Cords and Traction Appliances. 



a, Ordinary noose with spliced loop. 



b, Ring noose. 



c, Braided obstetric noose. 



d, Loweg's obstetric strap. 



e, Darreau's long noose carrier. 



f, Breulet's obstetric noose for dogs. 



g, g, Defay's ol)stetric noose for dogs, 



closed and open respectively, 

 h, Rueff's obstetric halter, 

 i, Obstetric noose of annealed copper 



wire. ( Hauptner. ) 



may strangle or otherwise injure the fetus. This is sentimental 

 rather than scientific, because while traction is being exerted up- 

 on the head of the fetus it is not breathing, and consequently 

 there is no interference with respiration, and evidently no other 

 serious harm is probable. Evidently traction should not be 

 exerted by means of a running noo.se upon the neck of a live fetus 



