Your phone could map dental implants as well as a tablet
NCT ID NCT07821905
First seen Sep 16, 2026 · Last updated Sep 17, 2026 · Updated 1 time
Summary
Researchers are comparing two ways to digitally record the positions of dental implants in people with full-arch tooth loss. Each participant has four implants and receives both scans: one using T-Marker photogrammetry on a smartphone and one on a tablet. The team compares each scan against a traditional verified implant cast to measure angular and linear differences, and records how long each scan takes. The question is whether the phone version is as accurate and efficient as the tablet.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- T-Marker photogrammetry software used on a smartphone or tablet to capture dental implant positions
- What this could lead to
- If the smartphone version matches the tablet, clinicians could capture implant positions with a device many already own, which may make digital impressions simpler and cheaper.
- What could go wrong
- This is a small 24-person study at a single university, so results may not hold for other clinics, devices, or implant setups. It measures scan accuracy, not whether the final dentures fit better or last longer.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 24 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Aug 2026
- Expected to finish
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Mar 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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40 to 60 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
* Inclusion Criteria: * Adults aged 40-60 * Completely edentulous maxillary arch. * Four well-integrated dental implants connected to multiunit abutments. * Implants positioned in the right and left canine and molar regions. * Presence of a screw-retained interim implant-supported prosthesis or need for definitive implant-supported prosthetic rehabilitation. * Willingness to provide written informed consent. Exclusion Criteria: * Fewer than four implants. * Implants placed in the mandibular arch. * Failed implants. * Active peri-implant infection or suppuration
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Mohammed Elsawy
Shibīn al Kawm, Menoufia, 2266166, Egypt
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Other studies related to the condition(s) this trial covers.
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