CClinicalTrials.gg
Not yet recruitingNCT06625658Updated Feb 6, 2025

Evaluation of DPA for Treatment of Upper Anterior Crowding

An interventional study of Direct printed clear aligners in Correction of Upper Crowding, sponsored by Samia Omar. Not yet recruiting at 1 site in Egypt. Open to participants aged 18 Years to 25 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2025-02-06.

Sponsored by Samia Omar · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Primary completion was expected by Feb 2026, 8 months ago, but the record still lists the study as not yet recruiting.
Phase
Not applicable
Study type
Interventional
Enrollment
9
Allocation
Not applicable
Ages
18 Years to 25 Years
Sex
All
01

Study summary

Evaluation of effectiveness of direct printed clear aligner in relive crowding in maxillary incisor

Read the detailed description

The present study will be performed to evaluate the effectiveness of direct 3D-printed aligners in the treatment of maxillary anterior teeth crowding

02

Conditions studied

  • Correction of Upper Crowding
03

In context

Lead sponsor

This is the only study on the registry with Samia Omar as lead sponsor.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 25 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Inclusion criteria

  • Adult paients .age 18-25y. patients with mild to moderate upper anterior crowding (1mm_6mm)
  • Healthy compliant and motivated patient. full dentition except wisdom teeth.

Exclusion criteria

Exclusion Criteria:

  • Previous orthodontic treatments. Any systemic disease, pregnancy, or lactating females, with a pocket depth of more than 5mm.
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
9 participants (estimated)

Study arms

  • Experimental
    clear aligner therapy

    Device: Direct printed clear aligners

Interventions

  • DeviceDirect printed clear aligners

    chang aligner every 10 days

06

What researchers measure

Primary outcomes

  1. Correction of Maxillary Anterior Teeth Crowding according to little irregularity index

    Time frame: 6 months

07

Study locations

1 site
  • Al Azhar University
    Cairo, Al Giza 76, Egypt
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Feb 6, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06625658
Lead sponsor
Samia Omar
Responsible party
Samia Omar (dentist, Faculty of Dental Medicine for Girls) — Sponsor-investigator
First posted
Oct 3, 2024
Start date
Jan 10, 2026 (estimated)
Primary completion
Feb 2026 (estimated)
Completion
Dec 2026 (estimated)
Last update
Feb 6, 2025

Study contacts

Samia O ali, candidate
Contact
samia.omar.dentistry@gmail.com
00201032858606
Sara M .Hosny El kabbany, assistant professor
principal investigator · Study Principal Investigator Al azhar universty

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is not yet recruiting, as verified in Feb 2025. You cannot join it, but the record below documents what was studied.

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