| 摘要 |
PROBLEM TO BE SOLVED: To provide a gastrointestinal device that can stably hold a cylindrical part in a living body.SOLUTION: A gastrointestinal device includes: a cylindrical part 110 having a through-hole 111; and an indwelling part 120 arranged on a base end side of the cylindrical part, which holds the cylindrical part in the living body. In addition, the indwelling part includes: an inner layer balloon 121 which is expanded and deformed so as to expand an outer diameter; and an outer layer balloon 125 arranged between the inner layer balloon and the living body, in which a hardening material hardened in the living body can be enclosed. |
