#$%^&*AU2020200475A120200213.pdf#####ABSTRACT A intragastric device that contains a compressible free-floating structure and a sleeve attached thereto is provided. The device is considered to be anchorless as the sleeve is not physically attached to any portion of the GI tract. The device is 5 configurable between a compressed pre-deployment configuration and an expanded post-deployment configuration. The free-floating device may be composed of a shape memory material such a nitinol. In some embodiments , the free-floating structure is space occupying and non-porous. The sleeve may be attached to the free-floating structure, such as with sutures and/or glue. In some embodiments, a stent may be 0 inserted at the proximal end of the sleeve. A second free-floating structure may be connected to the free-floating structure such that there is an upper structure and a lower structure. In some embodiments, the gastrointestinal device is used to deliver prebiotic and/or probiotic therapy to a patient. 12053666_1 (GHMatters) P109917.AU.1WO 2017/189682 PCT/US2017/029571 51/51 3400 3416 3418 34194 34193 3435 FIG. 34