Surgical arm-sling with improved strap adjustment

A surgical arm sling comprising a body of trough-like configuration, said body comprising inside and outside walls, means to join said walls to each other at one end of said body to form an elbow pocket, a strap, means to join one end of said strap to said body at said elbow pocket end thereof, composite fastener means comprising ring means to secure said strap at any one of an infinite number of adjusted strap lengths, and said composite fastener means also comprising snap means to permit repeated opening and closing of said sling without disturbing said one adjusted strap length, said strap consisting of elastic material, said snap means comprising a pair of mating snaps secured one to each of said inside and outside body walls at the corners thereof opposite said elbow pocket end, said ring means comprising a pair of rings cooperable with the one end of said strap to infinitely adjust the length of said strap, a loop of the same strap material through said rings to secure said rings to the inside body wall corner, and the ends of said loop being at least partially secured thereto by said snap means at said corner.