Endoscopic procedure to treat gastroesophageal reflux

Phase II Clinical Study on the Safety and Efficacy of Antireflux Mucosectomy (ARMS) for Treatment of Gastroesophageal Reflux

Not applicable Interventional Chinese University of Hong Kong · NCT04194723

This study tests a new endoscopic procedure to see if it can help people with gastroesophageal reflux disease (GERD) feel better and improve their esophagus.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment30 (estimated)
Ages18 Years to 70 Years
SexAll
SponsorChinese University of Hong Kong Academic / other
Locations1 site (Hong Kong)
Trial IDNCT04194723 on ClinicalTrials.gov

What this trial studies

This clinical trial investigates the safety and effectiveness of an endoscopic procedure called antireflux mucosectomy (ARMS) for patients suffering from gastroesophageal reflux disease (GERD). The study aims to establish how well this intervention works in alleviating symptoms and improving the condition of the esophagus. Participants will undergo assessments to determine their eligibility based on specific criteria related to their GERD symptoms and esophageal function.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18 to 70 with GERD symptoms that respond to proton pump inhibitors and specific esophageal abnormalities.

Not a fit: Patients over 70 years old, pregnant individuals, or those with certain esophageal conditions like hiatus hernia may not benefit from this study.

Why it matters

Potential benefit: If successful, this procedure could provide a new treatment option for patients with GERD, potentially reducing their reliance on medication.

How similar studies have performed: Other studies have explored endoscopic treatments for GERD, showing promising results, but this specific approach may be novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Patients with typical symptoms of GERD with symptomatic response to PPI therapy for ≥ 3 months
2. Hill's grade II and III of the gastroesophageal junction
3. One of the following abnormalities in the objective assessment 3.1. Excessive acid exposure at the distal esophagus evidenced by 24 hour pH tests using % total time pH \< 4 and / or DeMeester score 3.2. Endoscopic evidence of LA classes A,B,C or D esophagitis 3.3. Defective LES assessed by HRM with resting pressure of \< 6mmHg or total length of less than 4cm or abdominal length of less than 2cm

Exclusion Criteria:

1. Age \> 70 yrs of \< 18 yrs
2. Pregnancy
3. Any type of Hiatus hernia
4. Patients with underlying malignancy
5. ASA above grade III

Where this trial is running

Hong Kong

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Gastro Esophageal RefluxAntireflux MucosectomyGERD
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.