OpMask Automatic Tourniquet

Applied to single bones.  
(Applied to Biceps bone in the arm, to the thigh bone in the leg)
 
Tourniquet should be applied in serious and life-threatening bleedings that cannot be prevented otherwise.
Tourniquet is only needed in case of a large vein (artery) cut.
 
 
Tourniquet should be positioned a little above the wound, in a way not to contact the joint and the wound.