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The Rect-spring: a new device for treating ectopically erupting permanent molars.

Hyelim Jun¹, Hyo Seol Lee¹, Je Seon Song¹

¹Department of Pediatric Dentistry, College of Dentistry, Yonsei University, Seoul, Republic of Korea.

Pediatric Dentistry

|December 17, 2014

Summary

The Rect-spring device offers a simple, effective solution for ectopically erupting molars, resolving severe cases within three months. This chairside-manufactured appliance provides continuous force for distalizing and uprighting molars affordably.

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Area of Science:

Orthodontics
Dental Device Innovation

Background:

Ectopically erupting molars present a common clinical challenge.
Existing treatment options can be complex, time-consuming, and costly.

Observation:

The Rect-spring is a novel chairside-manufactured device designed to resolve ectopically erupting molars.
It applies continuous distalizing and uprighting forces, particularly effective when molar entrapment exceeds two mm.

Findings:

The Rect-spring successfully treated severely ectopically erupting molars within three months in three clinical cases.
The device is inexpensive, easy to deliver, causes minimal irritation, and requires no impressions or lab work.

Implications:

The Rect-spring offers a simplified and economical alternative to traditional appliances like Halterman or Humphrey for managing ectopic molars.
This innovation streamlines chairside treatment, reducing patient chair time and overall cost.