A personalized orthodontic appliance having an orthoaxis function, which comprises No.1 to No.7 personalized orthodontic lingual brackets connected in series with each other by an arch wire (5). Each personalized orthodontic lingual bracket comprises a bottom plate (3) and a bracket body portion (2) connected with the bottom plate (3). Among the No.1 to No.7 personalized orthodontic lingual brackets, traction hooks (1) with through holes (11) are arranged on the lower sides of the bracket body portions (2) of at least two personalized orthodontic lingual brackets, and the through holes (11) are connected together in series through an orthoaxis wire (4). The traction hooks (1) with the through holes (11) are arranged on the lower sides of the bracket body portions (2) and the orthoaxis wire (4) penetrates through the through holes (11), so that corresponding orthodontic force is produced on the lower sides of the bracket body portions (2) while the dental crown moves in the orthodontic process, thereby gradually correcting the positions of the roots of teeth and avoiding the inclination of teeth in the distal movement process therefore, the personalized orthodontic appliance has the orthoaxis function. Besides, the personalized orthodontic appliance is simple and smart in structure, good in orthoaxis effect, and thus suitable for dental extraction cases in personalized orthodontic therapy.La présente invention concerne un appareil orthodontique personnalisé ayant une fonction orthoaxiale, qui comprend les brackets linguaux orthodontiques personnalisés n° 1 à n° 7 connectés en série les uns avec les autres par un fil métallique pour arc (5). Chaque bracket lingual orthodontique personnalisé comprend une plaque inférieure (3) et une partie corps de bracket (2) connectée à la plaque inférieure (3). Entre les brackets linguaux orthodontiques personnalisés n° 1 à n° 7, des crochets de traction (1) ayant des trous débouchants (11) sont disposés sur les côtés inférieurs des
