Can 3D printing precision redefine denture comfort?

NCT ID NCT07740278

First seen Jul 31, 2026 · Last updated Jul 31, 2026

Summary

This trial tests whether different 3D printing angles and layer thicknesses affect how accurately dentures fit and how satisfied patients are. Adults aged 50 to 70 with no teeth will each receive two 3D-printed upper dentures made with the same angle but different thicknesses, in a crossover design. Researchers will compare the dentures' precision against the original design and ask patients to rate comfort, speech, and chewing. The goal is to find the best printing settings for making complete dentures.

What this could mean

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

Active substance
3D-printed maxillary complete dentures fabricated with different printing orientations (0°, 45°, or 90°) and layer thicknesses (50 μm and 100 μm)
What this could lead to
If successful, this could identify optimal 3D printing settings for making dentures that fit better and are more comfortable for people who have lost all their teeth.
What could go wrong
This is a small, early-stage trial with only 15 participants, so results may not apply to everyone. The study focuses on fit and satisfaction, not long-term durability or function.

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Conditions

The condition(s) this trial relates to.

anodontia Patient Satisfaction

As listed by the trial registrant

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

Contacts and locations

Locations

  • Faculty of Dentistry, Tanta University

    RECRUITING

    Tanta, Gharbia Governorate, 31527, Egypt

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