Can a dental floss loop make polyp removal faster?
NCT ID NCT04756453
First seen Aug 11, 2026 · Last updated Aug 12, 2026 · Updated 1 time
Summary
This trial tests whether a simple clip-and-floss traction device can speed up the removal of large colon polyps using a technique called endoscopic submucosal dissection (ESD). About 280 people scheduled for ESD will be randomly assigned to receive either the traction device or standard ESD. The main goal is to see if the traction device increases the speed of tissue removal, which could make the procedure more efficient.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- clip-traction device (an endoscopic clip with a loop of dental floss attached to the lesion and anchored to the bowel wall)
- What this could lead to
- If effective, this simple traction technique could make colon polyp removal faster and potentially safer, improving outcomes for patients.
- What could go wrong
- The trial is early and the benefit may be modest. The device could also add complexity or risk of tissue damage during the procedure.
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
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280 people
The number who actually took part.
- Started
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Feb 2021
- Finished
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Apr 2026
- 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 to 95 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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * a lesion in the colon or rectum suitable for removal by the ESD technique Exclusion Criteria: * dementia * inability to understand the written study information
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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
-
Endoskopicentrum Danderyds Sjukhus
Stockholm, 18288, Sweden
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Other studies related to the condition(s) this trial covers.
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