Towing hook additionally arranged at chair side of bracket-free invisible appliance and manufacturing pincers thereof

Abstract

The invention discloses a towing hook additionally arranged at chair side of a bracket-free invisible appliance and manufacturing pincers thereof. The towing hook comprises a towing part and a connecting part, wherein the towing part comprises an outer-side circular cover, an inner-side connecting piece and a stress column; the stress column is connected with the outer-side circular cover and theinner-side connecting piece; a connecting hole is arranged at the centers of the stress column and the inner-side connecting piece; and the connecting part comprises a base and a connecting column which are fixedly connected with each other, and the connecting column is in interference fit with the connecting hole. According to the invention, a doctor can perform necessary adjustment on the bracket-free invisible appliance according to the tooth movement condition of a patient during treatment, and treatment adjustment on an invisible orthodontic patient at the chair side can be realized; damage of a traditional towing hook manufacturing mode to the edge of an appliance to affect the attachment degree of the appliance is avoided, and accessories can be additionally arranged on the premisethat the appliance is protected as much as possible by punching on the bracket-free invisible appliance, so necessary adjustment is provided in time during treatment; and compared with prefabricationof the bracket-free invisible appliance when the bracket-free invisible appliance leaves a factory, additional arrangement of the towing hook provided by the invention enables operation to be more flexible.

Description

technical field [0001] The invention belongs to the field of oral orthodontic instruments, and in particular relates to a traction hook added beside a chair of an invisible aligner without brackets and a forceps for making the same. Background technique [0002] The invisible orthodontic technology solution without brackets is designed according to the patient's initial occlusal state and according to the doctor's requirements, and each step of tooth movement is realized through a pair of specially formulated transparent appliances, which are combined with the attached accessories Because the appliance is designed to be slightly deformed at each step, the appliance produced according to the design of the teeth can achieve ideal movement. [0003] However, the precise movement of teeth in clinical practice is not only achieved through the interaction of teeth in the same dental arch, but also requires additional forces provided by the opposing dental arch, external force, and...

AI Technical Summary

Problems solved by technology

[0004] In order to solve the above problems, the present invention provides a traction hook added on the chairside of invisible orthodontic appliances without brackets and its production forceps, so as to solve the problem of chairside adjustment and existing scissors during the correction process of patients with invisible orthodontics without brackets. The problem of insufficient strength of the appliance due to traction

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