Screws vs plates: which fixation keeps the jaw joint in line?
NCT ID NCT07826403
First seen Sep 17, 2026 · Last updated Sep 18, 2026 · Updated 1 time
Summary
Researchers compare two surgical methods for repairing fractures in the front of the lower jaw: conventional plates and screws, or headless compression screws. Adults with a recent single fracture of the front jaw that needs surgery take part. The team uses imaging to measure the angle between the two jaw joints and check whether either method shifts the condyles, the parts that connect the jaw to the skull. The goal is to see which technique better preserves joint position, which matters for chewing and jaw movement.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- headless compression screws compared with conventional plates for jaw fracture fixation
- What this could lead to
- If one method preserves the jaw joint position better, surgeons could choose it to help patients regain normal chewing and jaw movement after a front lower-jaw fracture.
- What could go wrong
- This is a small study of 16 adults with a specific type of jaw fracture, so its results may not apply to more complex breaks or other patients. Imaging changes in joint position may not translate into noticeable differences in how people feel or function.
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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 16 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Apr 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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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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: * Adult patients of age from 18 years or older, irrespective of the gender. * Recent single isolated anterior mandibular fracture (symphyseal or parasymphyseal) indicated for open reduction and internal fixation. * Dentate or partially dentate patients. Exclusion Criteria: * Comminuted fractures. * Medically compromised patients contradicting surgical intervention under general anaesthesia. * Patients younger than 18 years. * Completely edentulous patients.
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Conditions
The condition(s) this trial relates to.
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