# Fistulectomy and Primary Sphincter rEconstruction vs. endorectaL Advancement Flap in the Treatment of High Anal Fistulas

> **NCT04119700** · NA · UNKNOWN · sponsor: **Russian Society of Colorectal Surgeons** · enrollment: 142 (estimated)

## Conditions studied

- Anal Fistula

## Interventions

- **PROCEDURE:** Muco-muscular endorectal advancement flap after fistulectomy
- **PROCEDURE:** Primary sphincter reconstruction after fistulectomy

## Key facts

- **NCT ID:** NCT04119700
- **Lead sponsor:** Russian Society of Colorectal Surgeons
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2017-11-04
- **Primary completion:** 2020-02-20
- **Final completion:** 2020-03-07
- **Target enrollment:** 142 (ESTIMATED)
- **Last updated:** 2020-02-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04119700

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04119700, "Fistulectomy and Primary Sphincter rEconstruction vs. endorectaL Advancement Flap in the Treatment of High Anal Fistulas". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04119700. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*