EXPERIENCE OF TTS (THROUGH THE SCOPE) TYPE SEMS (SELF-EXPANDABLE METALLIC STENT) PLACEMENT FOR UNRESECTABLE MALIGNANT DIGESTIVE STRICTURES

Abstract

Background : Unresectable malignant digestive strictures have been treated by palliative surgery in Japan. Palliative surgery is invasive for poor status patients . Therefore, minimally invasive therapies such as endoscopic treatments have been hoped and necessary . Methods : From December, 2005, we treated 15 patients who had unresectable malignant digestive strictures by SEMS (Self-expandable metallic stent) . Its delivery system is TTS (Through the scope) type. Results : Safely and easily we could enforced SEMS placement using endoscopic forceps channel in 14 patients among 15 patients. After SEMS placement, symptoms by digestive stricture were improved and serious complications did not occurred . Conclusion : This TTS type SEMS was unauthorized in Japan, but seemed to be useful palliative therapy.