Just how it sounds. It's when something, like a needle/shot for example, goes through your skin to reach your "insides" when you take a shot, the tiny hole it leaves from the needle is a skin puncture because something went through that hole to get inside your body.
There are a couple of options, depending upon what the dermal puncture is for. You can use a sterile needle, although this is less likely. Organizations like the American Red Cross use a sterile punch or tack to create the wound.
A needle
pediatric
No, a tattoo needle doesn't penetrate the skin deeply enough to puncture a vein.
arteriol blood
Clean the skin if practical and necessary. Then, applicaiton of disinfectant if the skin is not punctured (alcohol) or antiseptic if the skin is punctured (betadyne, hydrogen peroxide). With puncture wounds, plan on a tetanus update, if necessary.
It depends how big the snake is. Young ones' teeth are tiny, and are unlikely to puncture a persons skin. An adult, however, has teeth that are 3-4mm long, and are capable of breaking the skin.
A puncture.
they puncture your skin and suck blood
puncture
it is less painful
Puncture
syringe
Yes it is possible