Related Experiment Video
Updated: Mar 28, 2026

09:33
3D Imaging of PDL Collagen Fibers during Orthodontic Tooth Movement in Mandibular Murine Model
Published on: April 15, 2021
5.8K
Non-compliance Appliances for Upper Molar Distalization: An Overview
Summary
Tooth Size Arch-length Discrepancy (TSALD) is a common orthodontic issue. This review details non-compliance upper molar distalizing appliances for managing TSALD, offering alternatives to extraction.
Area of Science:
- Orthodontics
- Dental Arch Development
- Malocclusion Management
Background:
- Tooth Size Arch-length Discrepancy (TSALD) presents challenges like crowding and impaction.
- Treatment for TSALD includes arch expansion or tooth mass reduction.
- The debate between extraction and non-extraction methods is ongoing in orthodontics.
Purpose of the Study:
- To review non-compliance upper molar distalizing appliances.
- To discuss molar distalization as a method of space gaining in orthodontics.
Main Methods:
- Literature review of non-compliance upper molar distalizing appliances.
- Evaluation of therapeutic effectiveness and side effects of molar distalization.
Main Results:
- Molar distalization is a form of arch expansion in the anteroposterior dimension.
- Non-compliance appliances offer an alternative for space gaining in specific malocclusions.
- Case examples highlight indications for molar distalization, including Class II and III malocclusions.
Conclusions:
- Non-compliance upper molar distalizing appliances are effective for managing TSALD.
- These appliances provide alternatives to tooth extraction in specific orthodontic scenarios.

