How to use "tourniquet" in a sentence

What will I need for the job? The knife, that's certain, but also a tourniquet to stop the blood

I put on the tourniquet and make it tight

I take off the tourniquet and go back to waiting.

Quickly, I put the tourniquet around my arm and tighten it

I tie the tourniquet, take the knife and begin cutting.

I tighten the tourniquet