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String-Attached capsule camera could replace colonoscopy for some patients

NCT ID NCT07219537

Diagnosis Sponsor: Massachusetts General Hospital Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This pilot study tests a new device called the Retro-TCE capsule, which is a small camera attached to a string that is inserted into the lower gut to take pictures without needing sedation. The study will enroll 30 people, including healthy volunteers and those with Lynch syndrome or inflammatory bowel diseases, to see if the device can capture clear images and be tolerated comfortably. If it works, it could offer a simpler and cheaper way to check for gut diseases.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Retro-TCE capsule device
What this could lead to
If successful, this could provide a simpler, cheaper way to screen for lower GI diseases without sedation or a full colonoscopy.
What could go wrong
This is a very early pilot study with only 30 participants, so the device may not work well or be comfortable enough for wider use. It is not yet proven to replace standard colonoscopy.

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

About 30 people

The number the study aims to enrol. It can still change while the study runs.

Started

Mar 2023

Expected to finish

Dec 2028

An estimate. End dates often move.

Lead sponsor

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

18 to 75 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show 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: * Are 18 years of age or older. * Are healthy or with a confirmed diagnosis of Lynch Syndrome * Are capable of giving informed consent. * Are able to follow bowel prep instructions * Had a colonoscopy 0-24 months prior that did not show any abnormalities or individuals who report no gastrointestinal symptoms and no knowledge of any lower GI tract disease or abnormality and volunteer through Rally. Exclusion Criteria: * Who are over 75 years of age or older * With a history or current diagnosis of colonic and/or anal strictures * With a current diagnosis of any bleeding disorders * Who currently use drugs that interfere with coagulation (excluding low-dose aspirin) * With a history or current diagnosis of colorectal cancer * With a history or current diagnosis of diverticulosis or diverticulitis * With any prior anorectal, colorectal, or colonic surgery * With a history of volvulus or torsion * Who are pregnant * With contraindications to bowel prep or colonoscopy * With severe acute inflammatory bowel disease * With large hemorrhoids or hemorrhoidal bleeding or banding

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Conditions

The condition(s) this trial relates to.

Colorectal Neoplasms, Hereditary Nonpolyposis Crohn disease inflammatory bowel disease Lynch syndrome

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Crohn disease Healthy Inflammatory bowel diseases Lynch syndrome

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The study's own enquiry address

    This study publishes an address for enquiries. See it below .

  2. The places running it

    1 site. The list below names each one and where it is.

  3. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  4. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Study contacts

  • Contact

    Email: •••••@•••••

Locations

  • Massachusetts General Hospital

    RECRUITING

    Boston, Massachusetts, 02114, United States

    Contact Email: •••••@•••••

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