Status:

NOT_YET_RECRUITING

The Study Aims to Compare the Effectiveness of Mesoporous Bioactive Glass-containing Adhesives vs Conventional Universal Adhesives on the Clinical Performance Composite Restorations Through Promoting Dentin Remineralization After Selective Caries Removal Over a Two-year Follow-up

Lead Sponsor:

Cairo University

Collaborating Sponsors:

providing support: Equipment and some consumables by Department of Oral Medicine, Periodontology and Oral Diagnosis, Faculty of Dentistry, Cairo University

Conditions:

Dental Caries

Eligibility:

All Genders

22-42 years

Phase:

NA

Brief Summary

a two-year, double-blind, randomized controlled trial evaluates the effectiveness of a bioactive glass adhesive (Hi-Bond Universal) versus a conventional adhesive (OptiBond Universal) in Class II cari...

Detailed Description

This study is a two-year, double-blind, randomized controlled clinical trial designed to compare the clinical performance and radiographic outcomes of a mesoporous bioactive glass adhesive (Hi-Bond Un...

Eligibility Criteria

Inclusion

  • Adult patients aged 22 to 42 years.
  • Presence of Class II carious lesions in posterior permanent teeth (ICDAS 5 \& 6).
  • Radiographic evidence of caries extending to 50% of dentin with a radiopaque layer between the lesion and pulp chamber.
  • Teeth with normal pulp vitality confirmed through cold pulp sensibility test.
  • Teeth with no periapical pathosis on radiographic examination.
  • Good oral hygiene as determined by the attending clinician.
  • Willingness to sign the informed consent and comply with the 2-year follow-up protocol.
  • Cooperative patients who can attend all follow-up visits.

Exclusion

  • Allergy to any of the restorative materials (OptiBond Universal or Hi-Bond Universal).
  • Patients currently undergoing orthodontic treatment with fixed appliances.
  • Pregnant women or those planning pregnancy during the study period.
  • Patients with systemic diseases that could interfere with dental treatment (e.g., uncontrolled diabetes, cardiovascular diseases).
  • Use of analgesics or medications that could mask postoperative sensitivity.
  • Teeth with previous restorations or treatment in the target area.
  • Teeth exhibiting spontaneous pain or lingering pain after sensitivity testing, indicating irreversible pulpitis.
  • Negative response in cold pulp sensibility test, indicating pulp necrosis.
  • Teeth with periapical radiolucencies or signs of infection.
  • Mobile teeth due to periodontal disease or trauma.
  • Teeth with extensive structural damage, such as cusp fractures or deep cracks.
  • Patients unable to comply with the follow-up schedule.

Key Trial Info

Start Date :

October 1 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 1 2027

Estimated Enrollment :

80 Patients enrolled

Trial Details

Trial ID

NCT06990945

Start Date

October 1 2025

End Date

December 1 2027

Last Update

May 25 2025

Active Locations (1)

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1

Faculty of Dentistry, Cairo University

Cairo, Egypt, 11559