GASTROINTESTINAL TOOL OVER GUIDING ELEMENT

摘要

A gastrointestinal apparatus (10) is provided, including a guiding element (16) and an inflatable mechanical device (96), adapted to pull the guiding element (16) through a colon of a patient. A gastrointestinal tool (12) is shaped to define a bore therethrough, and the guiding element (16) is adapted to pass through the bore. Other embodiments are also described.