Linkage pull rod appliance

The utility model provides a linkage pull rod appliance. The appliance comprises a lower jaw lingual arch which is symmetrically bent to form a boot-shaped curve and two sets of maxillary molar canine tooth pushing devices which are symmetrically arranged on the maxillary tooth lip side; each set of molar canine tooth pushing device comprises a canine tooth traction part, a canine tooth palate surface lingual side buckle, a linkage pull rod, a molar buccal tube, a first orthodontic elastic rubber ring and a second orthodontic elastic rubber ring; the canine tooth traction component is vertically fixed on a connecting plate at one end of the linkage pull rod bottom plate, the other end of the linkage pull rod bottom plate is matched and inserted with the molar buccal tube, and a semicircular notch is formed in the gingival side of the connecting plate of the linkage pull rod bottom plate; the traction hook of the mandible lingual arch molar band lip buccal surface is connected with the semicircular notch of th