Simple arm support sleeve

The invention relates to a support sleeve, in particular to a simple arm support sleeve. By aiming at solving the technical problems, the invention provides the simple arm support sleeve with the effects that the arms of a patient can be conveniently fixed; the arms cannot be moved, so that the secondary injury is avoided. The invention has the technical implementation scheme that the simple arm support sleeve comprises arc-shaped plates, a moving block, a casing, a push plate, binding belts, a rubber connecting plate, a base and the like, wherein the left and right side surfaces of the rubberconnecting plate are fixedly connected with the arc-shaped plates; the left part of the front side of the outer side surface of the left side arc-shaped plate and the right part of the front side ofthe outer side surface of the right side arc-shaped plate are symmetrically provided with two guide slide grooves; a guide slide block is arranged in the guide slide groove at the upper part. The simple arm support sleeve has