171 



then may enter the blood vessels of the animal, where they may multiply, 

 and cause great constitutional disturbance, and even death. In healthy 

 wounds, fortunately, they cannot thrive. Hence we see the value of 

 maintaining cleanliness, and of applying antiseptic lotions, to prevent their 

 becoming established, and increasing rapidly. 



When our attention is called to the existence of a recent wound, we may 

 find it bleeding, or the blood may have already ceased to flow. In most 

 instances, moderate pressure for a time will stay the bleeding, or the 

 application of a mixture of tincture of perchloride of iron one part, and of 



The above illustrations show, first, two common suture needles, and secondly^ 



Simpson's needle. 



Interrupted Suture, 



