A lift strap device and method of use for a human patient. The device and method are configured for single-use applications with disposable materials. The device comprises: a main support member consisting of a Velcro® (or the like) compatible fabric and adapted for positioning above a persons knee or below the persons knee one or more Velcro® (or the like) surfaces secured to the bottom of the main support member nylon webbing (or the like) secured to the bottom of the main support member and one or more eye member(s) secured to the top of the main support member and the nylon webbing (or the like), wherein the eye member(s) has a plurality of eyelets enabling device attachment at a plurality of patient leg lift settings.