Short implants may spare patients sinus surgery
NCT ID NCT00725049
First seen Jul 28, 2026 · Last updated Jul 29, 2026 · Updated 1 time
Summary
This trial tests whether short dental implants can work as well as standard implants placed after sinus surgery for people with limited bone height in the upper back jaw. Participants have partial tooth loss and a shallow sinus floor that would normally require a sinus lift procedure. The study compares implant success rates and the resources needed for each approach.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- short dental implants (Nanotite titanium implants)
- What this could lead to
- If successful, short implants could offer a simpler, less invasive option for people needing tooth replacement in the upper jaw, avoiding sinus surgery.
- What could go wrong
- This is a small, early-stage trial with only 37 participants, so results may not apply to everyone. Short implants may have lower long-term success rates than standard implants placed after sinus augmentation.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
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
-
37 people
The number who actually took part.
- Started
-
Feb 2009
- Finished
-
Jul 2013
- Lead sponsor
-
A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 years and older
- Sex
-
Anyone
- Healthy volunteers
-
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: * patients of either sex and any race greater than 18 years of age * patients with partial edentulism in the posterior maxilla requiring a unilateral implant-supported maxillary prosthesis * patients with a residual alveolar floor of the sinus between 4 and 6 mm in height, as assessed on intraoral radiographs, and able to receive at least a 4mm wide implant * patients must be physically able to tolerate conventional surgical and restorative procedures Exclusion Criteria: * patients with active infection or severe inflammation in the areas intended for implant placement * patients with a \> 10 cigarettes per day smoking habit * patients with uncontrolled diabetes or metabolic bone disease * patient with a history of therapeutic radiation to the head * patients who are known to be pregnant * patients with para-functional habits with evidence of severe bruxing or clenching * patients not able to commit to a 3 year follow-up program
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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
-
Universidad Complutense de Madrid
Madrid, 28040, Spain
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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