Adjustable external fixing brace

A medical fixing brace which has large openings thereon, is reshaped from a mesh plate formed by injection molding, and is made from a shape memory material, wherein a blended raw material comprises polycaprolactone, filler and auxiliary materials;

• the large openings account for 7-70% of the total area of the mesh plate;
• and a means for enclosing and locking the fixing brace is provided to have the fixing brace disassembled and have a locking tightness of the fixing brace adjusted;
• a plurality of step holes for assembling snap-fit seats and posts are symmetrically arranged on both sides of the mesh plate adjacent to each of two transverse edges thereof and provided on both surfaces of the mesh plate, or at least one surface is provided with a plurality of step holes for assembling the snap-fit seats and posts;
• the thickness of the mesh plate is made thinner at the step holes;
• and each of the step holes is assembled with some parts of the snap-fit seats and posts;
• the snap-fit seats and posts are provided with a snap-fit seat and a snap-fit post;
• the snap-fit seat is disposed within the step hole provided on one surface of the mesh plate, and the snap-fit post is rotatably inserted into the snap-fit seat from the other surface of the mesh plate, and is prevented from being drawn out of the snap-fit seat;
• the snap-fit seat is provided with an elastically expandable check barrel;
• the snap-fit post is provided with a check head with a stop face;
• the check barrel resiliently retracts radially after the check head traverses the check barrel such that an end face of the check barrel comes into contact with the stop face of the check head, the snap-fit post is rotatable arbitrarily within a 360 degree range within the check barrel;
• or the snap-fit post is further provided with a head portion, which is provided with a channel for fixing an anchoring end of a strap, and/or a channel for gearing into a fixing end of the strap.