Outcomes After Transoral Incisionless Fundoplication (TIF) Following Successful Endoscopic Ablation for Barrett's Esophagus

NCT ID: NCT04457193

Last Updated: 2025-06-11

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ENROLLING_BY_INVITATION

Total Enrollment

50 participants

Study Classification

OBSERVATIONAL

Study Start Date

2018-06-07

Study Completion Date

2027-06-07

Brief Summary

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Barrett's esophagus (BE) is a precancerous lesion characterized by the replacement of the normal stratified squamous epithelium of the distal esophagus by intestinal metaplasia (IM). Non-dysplastic BE may progress to low-grade dysplasia (LGD), to high-grade dysplasia (HGD) and esophageal adenocarcinoma (EAC). Endoscopic ablation is safe and effective for complete eradication of BE. However, recurrence is common. Cumulative incidence rate of BE recurrence is up to 30% in the third year. Thus, achieving complete eradication of IM, patients should undergo surveillance indefinitely with serial endoscopy to assess for recurrence of BE. In addition, BE patients have been committed to life-long proton pump inhibitor (PPI) therapy, but increasing concerns about adverse effects has led to alternative therapies. Studies have showed that laparoscopic Nissen fundoplication may decrease recurrence of BE after endoscopic ablation. Transoral Incisionless Fundoplication (TIF) is an endoscopic procedure that mechanically creates fundoplication similar to traditional operative Nissen fundoplication. The role of TIF in patients with BE whom underwent successful endoscopic ablation has not been fully investigated.

Detailed Description

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Conditions

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Barrett Esophagus Transoral Incisionless Fundoplication

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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post-ablation Barrett's patients

The patients with known prior diagnosis of histologically-confirmed Barrett's esophagus with or without dysplasia who have documentation of complete remission of Barrett's esophagus by endoscopy and histology after endoscopic ablation

TIF

Intervention Type DEVICE

Transoral Incisionless Fundoplication (TIF) is an endoscopic procedure that mechanically creates fundoplication similar to traditional operative Nissen fundoplication. The role of TIF in patients with BE whom underwent successful endoscopic ablation has not been fully investigated.

Interventions

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TIF

Transoral Incisionless Fundoplication (TIF) is an endoscopic procedure that mechanically creates fundoplication similar to traditional operative Nissen fundoplication. The role of TIF in patients with BE whom underwent successful endoscopic ablation has not been fully investigated.

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Age 18 - 75 years
* Known prior diagnosis of histologically-confirmed BE with or without dysplasia (as defined by the presence of specialized columnar epithelium anywhere in the tubular esophagus with \>= 1 cm of circumferential involvement or non-circumferential involvement of specialized columnar epithelium) \[Prague class \>1\] and history of initial complete eradication-IM following endoscopic ablation for Barrett's esophagus.
* Documentation of complete ablation of BE by endoscopy and histology after radiofrequency or cryotherapy ablation on two endoscopic examinations at least 3 months apart, within most recent endoscopy performed within 6 months. Pathologic diagnosis determined by the expert pathologist at each site.
* On PPI therapy, who opt for an intervention over lifelong drug dependence.
* Hiatal hernia ≤ 2 cm or Hill grade \< 2 \[unless patients undergoing combined TIF and hiatal hernia repair\]
* Abnormal esophageal acid exposure \[Percent esophageal acid exposure time \> 6% defined by Bravo ph monitoring (48 - 96 hours study)
* Able to provide informed consent

Exclusion Criteria

* Age \< 18 or \> 75 years
* Inability to provide informed consent
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Johns Hopkins University

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Saowanee Ngamruengphong

Role: PRINCIPAL_INVESTIGATOR

Johns Hopkins University

Locations

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Saowanee Ngamruengphong

Baltimore, Maryland, United States

Site Status

Countries

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United States

Other Identifiers

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IRB00164823

Identifier Type: -

Identifier Source: org_study_id

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