Generally, the maintenance time of Dallas nose synthesis is permanent, and Dallas nose synthesis refers to a comprehensive and multifaceted repair of the whole nose. This includes shaping the bridge of the nose, shaping the tip of the nose, shaping the alar, shaping the columella, shaping the nostril, filling the bottom of the nose and so on. Through the comprehensive transformation of the nose, we have a delicate and fashionable nose. The inside of the excised and reconstructed nose will not regenerate.