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New 'Bottom-Up' surgery for rectal cancer could mean faster recovery

NCT ID NCT02584985

Disease control Sponsor: Institut Paoli-Calmettes Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested a newer, less invasive surgery called ETAP (done through the anus) against standard laparoscopic surgery (done through the belly) for low rectal cancer. 226 adults took part. The goal was to see if ETAP is as good at removing all cancer while possibly leading to fewer complications and a quicker recovery.

What this could mean

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

Active substance
Endoscopic Transanal Proctectomy (ETAP) surgery
What this could lead to
If successful, ETAP could offer a less invasive surgical option for low rectal cancer with fewer complications and better recovery.
What could go wrong
This is a completed trial, but results may not apply to all patients. The new technique may not be as effective at removing all cancer or could have unknown long-term risks.

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.

Phase

Phase 3

Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.

Participants

226 people

The number who actually took part.

Started

Jan 2016

Finished

Sep 2025

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.

Ages

18 years and older

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: * Non metastatic stadified T3 rectal adenocarcinoma allowing sphincter-sparing procedure * Tumor location or local condition justifying manual coloanal anastomosis * Age \>18 years * Patient eligible for surgery * Written informed consent * Affiliation to Social Security System Exclusion Criteria: * Tumor stadified T4 with en-bloc resection * Possible mechanical trans-sutural anastomosis * Distant metastasis at diagnosis * Any psychological, familial, sociological or geographical condition potentially hampering compliance with the study protocol or follow-up schedule * Patients deprived of liberty or placed under the authority of a tutor

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Conditions

The condition(s) this trial relates to.

rectal cancer rectal neoplasm rectum adenocarcinoma

As listed by the trial registrant

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

Rectal cancer

Contacts and locations

Locations

  • Institut Paoli-Calmettes

    Marseille, 13009, France

More trials for these conditions

Other studies related to the condition(s) this trial covers.