You don't.
A tourniquet is a really tight fitting band intended to compress tissue and vessels to the point where there's no blood flowing past the tourniquet.
It's useful to stop heavy bleeding, but doesn't do any good at all for an infection.
As the goal of a tourniquet is to stop all blood flow, it will also begin to starve the healthy tissue "downstream" of the tourniquet of blood, which will lead to further damage fairly fast. Only use them when there's really no other option.
An example is, if a wound becomes septic, it has become infected.
By contamination of an infected wound such as if feces get in the wound or the wound is caused by something rusty
It infected
A surgical wound that becomes infected and must be reopened.
After about a week, the wound became infected.
Usually, that term refers to a wound that is or is becoming infected. The area surrounding the wound will be red, warm and swollen.
Cleaning a wound betters the chance of it not becoming infected.
Tetanus, and Staph
An infected wound needs to be cured before you cover it over, or the infection will just spread and get worse.
Yes; it probably will. I am sorry.
Pus oozed out of the infected wound.
Femoral