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More info
You can access this
clinical trial
if you have
and you are
over 16
years old
This is an observational trial.
You are contributing to medical knowledge about your condition.
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The purpose

Obstructed Defecation Syndrome (ODS) describes a condition which is characterized by chronic constipation. The symptoms of ODS include abdominal pain or cramping, irregular bowel frequency and the feeling of not having emptied the rectum. ODS is usually associated with internal rectal prolapse and/or rectocele. For surgical treatment of ODS, a plethora of surgical techniques have been described with no one method having been assessed as a gold standard.

Provided treatments

  • Procedure: Stapled Transanal Rectal Resection with Contour Transtar
Tris trial is registered with FDA with number: NCT00909116. The sponsor of the trial is Ethicon Endo-Surgery (Europe) GmbH and it is looking for 100 volunteers for the current phase.
Official trial title:
International Transtar Registry - Stapled Transanal Rectal Resection Performed With Contour Transtar Stapler in the Treatment of Obstructed Defecation Syndrome (ODS)