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Related Experiment Video

Updated: Jul 14, 2026

Force System with Vertical V-Bends: A 3D In Vitro Assessment of Elastic and Rigid Rectangular Archwires
08:46

Force System with Vertical V-Bends: A 3D In Vitro Assessment of Elastic and Rigid Rectangular Archwires

Published on: July 24, 2018

Attaining a working archwire--which sequence?

Carlos Flores-Mir1

  • 1University of Alberta, Graduate Orthodontic Program, Edmonton, Alberta, Canada.

Evidence-Based Dentistry
|June 26, 2007
PubMed
Summary

This randomized controlled trial found no significant differences in patient discomfort or root resorption between three orthodontic archwire sequences. Sequence A minimized the number of visits required to achieve a working archwire.

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Area of Science:

  • Orthodontics
  • Biomaterials Science
  • Clinical Trials

Background:

  • Investigated three distinct orthodontic archwire sequences (A, B, C) using nickel-titanium (NiTi), stainless steel (SS), and copper-NiTi materials.
  • Assessed patient discomfort, root resorption of the upper left central incisor, and treatment time in months to reach a working archwire (0.019x0.025-inch SS).

Discussion:

  • No statistically significant differences were observed in patient discomfort or root resorption across the evaluated archwire sequences.
  • Sequence B required a greater number of visits to reach the working archwire compared to sequence A, without a clear explanation related to the number of archwires used.

Key Insights:

  • Orthodontic archwire sequences A, B, and C demonstrated comparable outcomes regarding patient discomfort and upper incisor root resorption.
  • Sequence A proved more efficient in minimizing the number of patient visits necessary for achieving the target working archwire.

Outlook:

  • Further research could explore the biomechanical efficiencies and long-term effects of different archwire materials and sequences.
  • Clinical decision-making may favor archwire sequences that optimize treatment efficiency and reduce patient visit frequency.

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Last Updated: Jul 14, 2026

Force System with Vertical V-Bends: A 3D In Vitro Assessment of Elastic and Rigid Rectangular Archwires
08:46

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Published on: July 24, 2018

The Establishment of a Murine Maxillary Orthodontic Model
04:11

The Establishment of a Murine Maxillary Orthodontic Model

Published on: October 27, 2023

Measuring the Complete-arch Distortion of an Optical Dental Impression
06:51

Measuring the Complete-arch Distortion of an Optical Dental Impression

Published on: May 30, 2019