New dental crown study aims to stop implants from coming loose

NCT ID NCT07456995

Completed Disease control Sponsor: October University for Modern Sciences and Arts Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested different surface treatments on the metal base of dental implants to see which helps keep a zirconia crown attached best. Twenty-seven adults missing a lower molar received a crown, and the metal base was either left untreated, coated with silica, or coated with silica plus a primer. Over one year, researchers checked for crown breakage or loosening and gum health around the implant.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Tribochemical silica coating and Z-Prime Plus primer
What this could lead to: If successful, this could identify a simple surface treatment that makes dental crowns less likely to loosen or break.
What could go wrong: This is a small, early-stage study with only 27 participants, so results may not apply to everyone. The follow-up is only one year, so long-term benefits are unknown.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for DENTAL IMPLANT are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

Jaw, Edentulous, Partially Tooth Loss

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

DENTAL IMPLANT JAW, EDENTULOUS, PARTIALLY MOLAR TEETH TOOTH LOSS

Contacts and locations

Locations

MSA University, Faculty of Dentistry

Giza, Giza Governorate, 14512, Egypt

More trials for these conditions

Other studies related to the condition(s) this trial covers.