Can Magnification Loupes Make the Bracket Bonding Procedure Faster and More Comfortable?

Damascus University

Status: Completed

Conditions: Malocclusion; Displaced Teeth

Treatments: Procedure: Loupes-based bonding; Procedure: Traditional bonding

Study type: Interventional

Funder types: Other

Identifiers

NCT07474389

UDDS-2026-Ortho-01

Details and patient eligibility

About

This study aims to evaluate whether using 3.5x dental magnification loupes improves the speed and patient comfort of the orthodontic bracket placement procedure in patients with crowded dentition, a condition that can make the process more challenging and potentially uncomfortable. We will directly compare the conventional method (unaided vision), which is employed by most orthodontists, with an alternative approach in which the clinician performs bonding while wearing magnification loupes. These loupes provide a clearer and more detailed view of the teeth during the procedure.

Both methods will be applied to the same patient using a split-mouth study design. Our primary goal is to determine which method is faster to perform and which one results in less discomfort for the patient during the appointment.

Full description

Magnification loupes have become widely used in dental practice, demonstrating superior performance over unaided vision in many specialties such as restorative dentistry, endodontics, and periodontics, primarily by enhancing the operator's precision, ergonomics, and visual acuity. In orthodontics, loupes have also been shown to improve the quality of bracket debonding.

However, the specific role of magnification loupes in potentially modulating the patient's sensory experience immediately after the bonding procedure remains entirely unexplored. It is unknown whether the improved visualization afforded by magnification translates into a more or less comfortable patient experience during bracket placement. The presence of an advanced tool such as loupes may elevate patient expectations, potentially influencing their reported comfort.

Moreover, understanding the patient's immediate comfort is clinically meaningful, as a positive early experience may enhance overall treatment acceptance and cooperation.

Enrollment: 60 patients

Sex: All

Ages: 18 to 28 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• adults aged 18-28 years
• presence of all permanent teeth,
• the presence of dental crowding,
• sound, intact enamel surfaces on teeth to be bonded,
• good oral hygiene, defined as a Plaque Index ≤ 1

Exclusion criteria

• the presence of amelogenesis imperfecta, enamel hypoplasia, or white spots affecting the buccal surfaces,
• severe or active periodontal disease,
• congenitally missing teeth,
• prosthetic restorations on the buccal surfaces of teeth to be bonded,
• previous orthodontic re-treatment,
• poor oral hygiene (Plaque Index > 1)

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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60 participants in 2 patient groups

Loupes-assisted bonding

Experimental group

Description:

A total of 600 brackets (120 quadrants from 60 patients) will be bonded using 3.5× magnification loupes

Treatment:

Procedure: Loupes-based bonding

Unaided-vision bonding

Active Comparator group

Description:

A total of 600 brackets (120 quadrants from 60 patients) will be bonded with the naked eye, without visual aids

Treatment:

Procedure: Traditional bonding