Difference Between Pressing and Vacuum Techniques in Fabrication of Orthodontic Aligners in Cases With Spacing: A Cross-sectional Study

January 27, 2024 updated by: Mohamed Abd El-Ghafour, Cairo University
This cross sectional study is aiming to compare 2 techniques of clear aligners fabrication identifying which is better.

Study Overview

Status

Recruiting

Conditions

Intervention / Treatment

Study Type

Observational

Enrollment (Estimated)

100

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Child
  • Adult
  • Older Adult

Accepts Healthy Volunteers

Yes

Sampling Method

Probability Sample

Study Population

Adult patient with maxillary moderate spacing.

Description

Inclusion Criteria:

  • Maxillary arch with moderate spacing.
  • Full permenant dentition.

Exclusion Criteria:

  • Missing teeth.
  • Any restorations.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort
Intervention / Treatment
Press
Device: Press
Fabrication of clear aligners using press machine (Mini-star)
Vacuum

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Maxillary arch dimensions
Time Frame: 6 months
Arch lengths, Arch widths and each tooth size will be measured and compared between the 2 groups.
6 months

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Model superimposition
Time Frame: 6 months
Superimposition of the models from the 2 groups will be done and then map difference will be measured.
6 months

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Cairo University

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Estimated)

February 1, 2024

Primary Completion (Estimated)

May 30, 2024

Study Completion (Estimated)

May 30, 2024

Study Registration Dates

First Submitted

January 13, 2024

First Submitted That Met QC Criteria

January 27, 2024

First Posted (Actual)

January 30, 2024

Study Record Updates

Last Update Posted (Actual)

January 30, 2024

Last Update Submitted That Met QC Criteria

January 27, 2024

Last Verified

January 1, 2024

More Information

Terms related to this study

Other Study ID Numbers

  • 004

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

UNDECIDED

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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