COVID-19 is an emerging, rapidly evolving situation.
Get the latest public health information from CDC:

Get the latest research information from NIH: Menu

Chairside Time and Accuracy of Indirect Bonding of Orthodontic Attachments Using Double Versus Single Transfer Tray

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT03362034
Recruitment Status : Unknown
Verified December 2017 by mohamed essam, Cairo University.
Recruitment status was:  Not yet recruiting
First Posted : December 5, 2017
Last Update Posted : December 5, 2017
Information provided by (Responsible Party):
mohamed essam, Cairo University

Brief Summary:
compare the chairside time and the accuracy of transferring attachments between single and double sheets vacuum tray techniques during indirect bonding of orthodontic attachments using superimposition on computer software

Condition or disease Intervention/treatment Phase
Orthodontic Appliance Complication Device: double transfer trays Device: single transfer tray Not Applicable

Layout table for study information
Study Type : Interventional  (Clinical Trial)
Estimated Enrollment : 10 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double (Participant, Outcomes Assessor)
Primary Purpose: Other
Official Title: Chairside Time and Accuracy of Indirect Bonding of Orthodontic Attachments Using Double Versus Single Transfer Tray: A Randomized Controlled Trial
Estimated Study Start Date : January 2018
Estimated Primary Completion Date : January 2019
Estimated Study Completion Date : March 2019

Arm Intervention/treatment
Active Comparator: single transfer tray Device: single transfer tray
single soft tray

Experimental: double transfer trays Device: double transfer trays
double trays one soft and one hard

Primary Outcome Measures :
  1. Chairside time of brackets bonding [ Time Frame: an average of 30 minutes ]
    using Stop watch

Secondary Outcome Measures :
  1. Accuracy of orthodontic attachments transfer [ Time Frame: one day after bonding ]
    linear (mm) scale using geomagic software

  2. Accuracy of orthodontic attachments transfer [ Time Frame: one day after bonding ]
    angular (degrees) scale using geomagic software

Other Outcome Measures:
  1. immediate Bond failure [ Time Frame: immediately after bonding ]
    number of debonded attachments using hand instrument pressure

Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.

Layout table for eligibility information
Ages Eligible for Study:   Child, Adult, Older Adult
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  1. Patient with maxillary full set of teeth and undergoing fixed orthodontic treatment.
  2. Good oral hygiene.
  3. Mild to moderate crowding.

Exclusion Criteria:

  1. Patients with partially erupted teeth in the maxillary arch.
  2. Signs of caries, large restorations or abnormalities of crown morphology.
  3. The need of banding.
  4. Bad oral hygiene measures.
Layout table for additonal information
Responsible Party: mohamed essam, Principal Investigator, Cairo University Identifier: NCT03362034    
Other Study ID Numbers: CEBC-CU-2017-11-14
First Posted: December 5, 2017    Key Record Dates
Last Update Posted: December 5, 2017
Last Verified: December 2017

Layout table for additional information
Studies a U.S. FDA-regulated Drug Product: No
Studies a U.S. FDA-regulated Device Product: No