Evaluating how autoclave cycles affect NiTi archwires

The Effect of Autoclave Cycles on the Mechanical Properties and Surface Roughness of NITI Archwires: Invivo Study.

Cairo University · NCT05860738

This study is testing how different sterilization methods affect the strength and surface quality of orthodontic wires used in braces.

Quick facts

Study typeObservational
Enrollment20 (estimated)
SexAll
SponsorCairo University (other)
Locations1 site (Cairo)
Trial IDNCT05860738 on ClinicalTrials.gov

What this trial studies

This study aims to assess the impact of different autoclave cycles on the mechanical properties and surface roughness of NiTi archwires used in orthodontics. Three groups of archwires will be tested: one in their original form and two after being autoclaved using rapid and universal cycles. The wires will undergo tensile testing to measure their mechanical properties and surface roughness will be evaluated using atomic force microscopy. The results will help determine the best sterilization method for these orthodontic materials.

Who should consider this trial

Good fit: Ideal candidates for this study are patients with moderate crowding who require leveling and alignment of their teeth.

Not a fit: Patients with severe crowding or those requiring tooth extractions will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved sterilization techniques for orthodontic archwires, enhancing their performance and safety for patients.

How similar studies have performed: While there may be studies on sterilization methods for dental materials, this specific approach to evaluating NiTi archwires with different autoclave cycles is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* patients with moderate crowding requiring leveling and alignment

Exclusion Criteria:

* severe crowding.
* extraction cases

Where this trial is running

Cairo

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Not Determined, surface roughness, modulus of elasticity, NITI archwires, Autoclave cycle

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.