Press mold expands and leads ware before bow

The utility model relates to a press mold expands and leads ware before bow, including expanding bow ware main part, two above stainless steel arms and pulling the hook, it opens to expand middle being cut of bow ware main part, the stainless steel arm sets up expand the middle part of bow ware main part, and be close to the upper jaw, pull the hook with expand bow ware bulk phase and connect, and be close to lip side canine tooth department, the stainless steel arm and pull an ancient unit of weight on equal cladding have the plastic layer. The utility model discloses lead before can combining the upper jaw simultaneously, simple manufacture wears comfortablely, and the patient can pluck by oneself and wear, is favorable to patient's oral hygiene and feed.