When tightened, eliminates arterial blood flow completely (as evidenced by doppler)
Easily released and re-applied
Can be applied to self one-handed
Application time <60s
Simple application that requires minimal familiarization
Can be used in dark, cold, hot, wet, sandy, muddy, icy environments equally well
No assembly required, no batteries needed
Shelf life for 10 years or longer
Width  > 1"
Size should be such that it can fit circumferentially around the thigh of 95% of service members (26.7 cm)
Weight should be < 8 oz. (250 g)
Tourniquet 
Hair tourniquet
Enoxaparin
Unfractionated heparin
Thrombolytics
IVC filter
Vasopressors
Digital block