NCT04020952 is a NA clinical trial of st.st 0.019×0.025" wire in Canine Retraction, sponsored by Cairo University.

Who is sponsoring NCT04020952?

NCT04020952 is sponsored by Cairo University.

What drugs are being tested in NCT04020952?

Interventions in NCT04020952: st.st 0.019×0.025" wire, st.st 0.016×0.022" wire, st.st 0.017×0.025" wire.

What condition does NCT04020952 study?

NCT04020952 studies Canine Retraction.

Is NCT04020952 still recruiting?

NCT04020952 is currently completed. Last updated 22 July 2022.

Last reviewed 2022-07-22 · How we verify

NCT04020952

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Effect of Archwire Gauge on the Rate of Canine Retraction

Completed NA Last updated 22 July 2022

What this trial tests

NA trial testing st.st 0.019×0.025" wire in Canine Retraction in 18 participants. Completed in 15 July 2021.

Timeline

10 September 2019

Primary endpoint
20 September 2020

15 July 2021

Quick facts

Lead sponsor	Cairo University
Phase	NA
Status	Completed
Study type	INTERVENTIONAL
Allocation	randomized
Design	parallel
Masking	single
Primary purpose	treatment
Enrollment	18
Start date	10 September 2019
Primary completion	20 September 2020
Estimated completion	15 July 2021
Sites	1 location across Egypt

Drugs / interventions tested

st.st 0.019×0.025" wire
st.st 0.016×0.022" wire
st.st 0.017×0.025" wire

Conditions studied

Canine Retraction — all drugs for Canine Retraction →

Sponsor

Cairo University

Who can join

Adults 16 to 26, female only, with Canine Retraction. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

trial will be done to evaluate the effect of archwire gauge on the rate of canine retraction, canine tip and torque, root resorption and loss of anchorage in maxillary dental protrusion cases requiring first premolars extraction.

Publications & conference data

1 peer-reviewed publication reference this trial (live from Europe PMC):

Effect of archwire size on the rate of canine retraction in adult women : A randomized clinical trial.
Abdelkader ASM, Abd El-Ghafour M, Dehis HM, El Sharaby FA, et al · · 2025 · PMID 40131446 · DOI 10.1007/s00056-025-00577-y

Verify or expand the search:

Other recruiting trials for Canine Retraction

Currently open trials in the same condition.

NCT07455656 — Assessment of the Locally Administrated Vitamin D3 and Corticision Efficacy on Orthodontic Canine Retraction · NA · recruiting

Other Cairo University trials

Trials by the same sponsor.

NCT04155528 — Effect of Music Therapy on Postoperative Health Outcomes · NA · not yet recruiting
NCT07363239 — CBCT-Based Safety Distance for Implant Placement Near the Inferior Alveolar Canal · not yet recruiting
NCT07374575 — Egyptian Dental Professionals' Perspectives on the Oral Microbiome and Exosomes · not yet recruiting
NCT07381153 — In-Vitro Cytotoxicity Assessment of INOX (Nanoksa G Plus) Polymer Discs · not yet recruiting
NCT07375394 — 3D-Printed Extraoral Camera for Standardized Dental Photography · not yet recruiting

Verify against primary sources

ClinicalTrials.gov — authoritative US registry record
WHO ICTRP — international registry index
EU Clinical Trials Register
Sponsor press releases (Google)

Data sources for this page

Trial protocol + status: ClinicalTrials.gov NCT04020952 (US National Library of Medicine, public domain)
Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by Cairo University
Last refreshed: 22 July 2022

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT04020952.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing