| 摘要 |
<p>[Problem] To provide a device for the gastrointestinal tract that is capable of improving operability and reducing the burden on a living body. [Solution] This device for the gastrointestinal tract comprises: a tube part (110) provided with a through-hole (111); a first expansion part (130) that is provided to the cylindrical part (110), and that is capable of expanding in such a manner that the outer diameter expands due to a fluid supplied from the outside flowing therethrough; a second expansion part (140) that is provided closer to the distal side than the first expansion part (130), and that is capable of expanding in such a manner that the outer diameter expands; and an adjusting part (162) for adjusting the flow of fluid from the outside in such a manner that the second expansion part (140) expands before the first expansion part (130).</p> |
