wound care

I had to look to find this option- I have a story created just for fun and found this place doing research. Let me explain a little bit of the story/world. There are a lot of different creatures. There are four kingdoms. Ice, Flame, Forest and Spirit- each pertaining to their name...

...to clean pus from an infected wound? I've been reading things about Medieval medicine for the last hour or so and while it is all fascinating (and often unexpected), I haven't come across anything that definitively points to whether they knew to do this or not. There are number of things they...