Abstract: A ratcheting tourniquet apparatus having a quick adjustment mechanism for initial tourniquet strap approximation, and a ratcheting assembly for fine, stringent strap adjustment about a limb of a patient. The apparatus provides for quick and easy use, even to the uninitiated. The apparatus provides for sufficient leverage via the ratcheting assembly such that severe tightening of the strap is possible as needed. The apparatus quick adjustment mechanism further provides instant tourniquet release.