NCT07784803

Brief Summary

Participants will get a customized maxillary tray carrying 2 pairs of metal disks with a nanostructured surface. They will wear the trays continuously for 72 hours except when eating, drinking or brushing their teeth. Plaque accumulation on the discs will be subsequently quantified.

Trial Health

65
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
20

participants targeted

Target at below P25 for not_applicable

Timeline
12mo left

Started Aug 2026

Status
not yet recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

August 20, 2026

Completed
5 days until next milestone

First Posted

Study publicly available on registry

August 25, 2026

Completed
6 days until next milestone

Study Start

First participant enrolled

August 31, 2026

Completed
10 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 15, 2027

Expected
3 months until next milestone

Study Completion

Last participant's last visit for all outcomes

August 31, 2027

Last Updated

August 25, 2026

Status Verified

August 1, 2026

Enrollment Period

10 months

First QC Date

August 20, 2026

Last Update Submit

August 20, 2026

Conditions

Dental Plaque Accumulation

Keywords

Dental plaqueNano-structuredDental implantSurface modification

Outcome Measures

Primary Outcomes (1)

  • Dental Plaque Accumulation

    Amount of dental plaque accumulation will be assessed in the laboratory

    72 hours

Study Arms (1)

Study Arm

EXPERIMENTAL

Study participants wearing the tray

Device: Maxillary tray

Interventions

Maxillary trayDEVICE

Maxillary tray with 4 metal disks with various surface modifications

Study Arm

Eligibility Criteria

Age18 Years - 65 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Periodontally healthy

You may not qualify if:

  • Periodontitis patient

Contact the study team to confirm eligibility.

Sponsors & Collaborators

MeSH Terms

Conditions

Dental Plaque

Condition Hierarchy (Ancestors)

Dental DepositsTooth DiseasesStomatognathic Diseases

Central Study Contacts

Andreas Stavropoulos Professor, PhD, odont dr

CONTACT

+46 40 6658066andreas.stavropoulos@mau.se

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NA
Masking
NONE
Masking Details
outcome assessor will be masked regarding the various disc groups
Purpose
BASIC SCIENCE
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Professor

Study Record Dates

First Submitted

August 20, 2026

First Posted

August 25, 2026

Study Start

August 31, 2026

Primary Completion (Estimated)

June 15, 2027

Study Completion (Estimated)

August 31, 2027

Last Updated

August 25, 2026

Record last verified: 2026-08

Data Sharing

IPD Sharing
Will not share