Auxiliary device for ligation and in-position of lingual orthodontic arch wire

The utility model provides a ligation in-place auxiliary device for a lingual orthodontic arch wire, and belongs to the technical field of oral medical instruments. The lingual orthodontic arch wire ligation in-place auxiliary device comprises a connecting assembly and a ligation auxiliary assembly, the connecting assembly comprises a handheld part and a connecting part, the ligation auxiliary assembly comprises a T-shaped end and a pressing end, the pressing end comprises a pressing vertical part and a pressing body part, the pressing body part is arranged on the side edge of the pressing vertical part, and the T-shaped end is connected with the T-shaped end. The handheld part, the connecting part, the T-shaped end and the pressing end are arranged, the pressing end comprises the pressing vertical part and the pressing body part, the handheld part is held by hand, the T-shaped end is used for guiding and limiting the trend of a ligature wire, one end of the ligature wire bypasses a main arch wire and bypasse