Chest postoperative wound protection thoracic armor

The utility model relates to the field of medical instruments, in particular to a thoracic nail for protecting a wound after a thoracic operation. The protective jacket comprises a protective outer jacket vest arranged on the outer side, a protective inner jacket arranged on the inner side and a buffer assembly arranged between the protective outer jacket vest and the protective inner jacket. The bottom and the top of the inner protective armor are fixedly connected with the bottom and the upper part of the vest of the outer protective armor; the buffering assembly comprises a plurality of front air bags fixedly arranged on the inner side face of the protective outer armor vest, a plurality of rear air bags fixedly arranged on the outer side face of the protective inner armor vest and corresponding to the front air bags, and buffering pads arranged between the front air bags and the rear air bags. Dry inflatable air bag strips are vertically and fixedly arranged on the inner side face of the protective inner