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Water vs. gas: can a simple change make a key esophagus surgery safer?

NCT ID NCT07575295

Disease control Sponsor: Asian Institute of Gastroenterology, India 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 24, 2026 · Last updated Jun 27, 2026 · Updated 2 times

Summary

This study compares two methods of preventing bleeding during a procedure called POEM, used to treat swallowing disorders. The standard method uses carbon dioxide gas, while the new method uses water to help seal blood vessels. Researchers will enroll 120 adults to see if the water technique reduces the need for extra tools to stop bleeding.

What this could mean

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

Active substance
Underwater preventive coagulation (electrosurgical technique using water as conductive medium)
What this could lead to
If successful, this technique could make POEM safer and faster by reducing bleeding and the need for extra instruments.
What could go wrong
This is a small, early-stage trial (120 participants) testing a procedural tweak, not a new drug. The benefit may be modest or not reproducible in other centers.

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.

Participants

About 120 people

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

Started

Feb 2026

Expected to finish

Dec 2027

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.

Who is studied

120 (60 in each arm)

Ages

18 to 65 years

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Age ≥ 18 years 2. Diagnosis of achalasia or esophageal motility disorder planned for POEM 3. Ability to provide informed consent Exclusion Criteria: 1. Anticoagulant or antithrombotic therapy not safely stoppable 2. Known coagulopathy or platelet disorder 3. Esophageal/gastric varices 4. Previous POEM or Heller's myotomy 5. Prior treatment for same condition 6. Inability or refusal to consent 7. Visualized vessels smaller than the HK inner diameter (1.2 mm)

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Conditions

The condition(s) this trial relates to.

achalasia dyskinesia of esophagus

As listed by the trial registrant

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

Vessel puncture site reaction

How to take part

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

  1. The places running it

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

  2. 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 ↗

  3. 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

Locations

  • Asian Institute of Gastroenterology Hospital

    RECRUITING

    Hyderabad, Telangana, 500082, India

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