Which POEM technique works best for achalasia? new study aims to find out.
NCT ID NCT04578769
First seen Jun 27, 2026 · Last updated Sep 17, 2026 · Updated 2 times
Summary
This study compares two versions of a procedure called POEM for people with achalasia, a condition where the esophagus doesn't relax properly, making swallowing difficult. About 52 adults with type I or II achalasia will be randomly assigned to receive either the standard circular muscle cut or a full-thickness cut. The goal is to see which approach better relieves symptoms like trouble swallowing, chest pain, and weight loss.
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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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69 people
The number who actually took part.
- Started
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Sep 2020
- Finished
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May 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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14 to 70 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: * diagnosed as achalasia type I or II according to the Chicago Classification Version 4.0, with an Eckardt score \>3 * Their age is ≥14years and ≤70 years * Able to give written consent Exclusion Criteria: * undergone previous surgical treatments * had contra-indication to general anesthesia * previous surgery of the mediastinum, stomach, or esophagus; * Pregnant or lactating female * type III achalasia * current alcohol or drug addiction, mental retardation, severe congenital or acquired coagulopathy (international normalized ratio \>1.6) * hepatic cirrhosis with or without portal hypertension, eosinophilic esophagitis (biopsies were performed at index endoscopy), or confirmed Barrett's esophagus * esophageal diverticula or hiatal hernia based on findings from the index barium esophagram, or other conditions that the investigator believed not appropriate for POEM procedure
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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
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Department of Gastroenterology, Peking Union Medical College Hospital
Beijing, Beijing Municipality, 100730, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Through-the-Mouth surgery vs keyhole surgery: which works better for a rare swallowing disorder?
- Shorter surgery may be just as effective for treating achalasia
- Could a simple blood test predict esophageal cancer?
- Botox injection could replace surgery for Post-Esophagectomy stomach issues
- Cutting across or along? trial tests best way to start POEM for swallowing disorder
- Should acid reflux meds be routine after POEM? new trial aims to find out