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Tooth and bone changes after initial anterior dental alignment using pre-formed versus customized nickel titanium archwires in adults: A randomized clinical trial

Tooth and bone changes after initial anterior dental alignment using pre-formed versus customized nickel titanium archwires in adults: A randomized clinical trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
TCTR
Registry ID
TCTR20170706002
Enrollment
Unknown
Registered
2017-07-06
Start date
2015-05-25
Completion date
Unknown
Last updated
2026-03-30

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy adults Tooth movement&#44

Interventions

The subjects were received pre&#45
formed heat&#45
activated nickel titanium archwires as leveling archwires,The subjects were received bent nickel titanium archwires as leveling archwires
Active Comparator Device,Experimental Device
formed nickel titanium archwires,Customized nickel titanium archwires

Sponsors

Graduate School, Prince of Songkla University
Lead Sponsor
Faculty of Dentistry&#44
Collaborator
Prince of Songkla University
Collaborator

Eligibility

Sex/Gender
All
Age
18 Years to 25 Years

Inclusion criteria

Inclusion criteria: Healthy adults aged 18-25 years with periodontal pockets ≤ 3 mm, crowding of maxillary anterior teeth with an irregularity index19 score > 6 mm, and upper lip protrusion

Exclusion criteria

Exclusion criteria: Failure of a bonded bracket and use of non-steroidal anti-inflammatory drugs during the study

Design outcomes

Primary

MeasureTime frame
Tooth movement changes initial (T0), interval visit (T1,T2,T...), after complete alignment (TF) millimeters; 3D digital model,Bone changes initial (T0), 3 months after complete alignment (TF) millimeters; cone beam computed tomograms,Root length changes initial (T0), 3 months after complete alignment (TF) millimeters; cone beam computed tomograms,Tooth movement changes initial (T0), after complete alignment (TF) degree of angulation; lateral cephalograms

Secondary

MeasureTime frame
Time to achieve alignment initial (T0), interval visit (T1,T2,T...), after complete alignment (TF) Reduction of irregularity index score and number of months used to align the teeth

Countries

Thailand

Contacts

Public ContactPapatpong Phermsang-ngarm

Faculty of Dentistry, Prince of Songkla University

inerd.me@gmail.com66818853655

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Apr 4, 2026