US Patent 12127958 Intraluminal device and method with anti-migration

An intraluminal device and method of resisting migration of a device in a lumen, the lumen having muscle defining an intraluminal sphincter includes a device having a body with a size and shape of a portion of the lumen. The device further includes at least one tine extending distally from the body. The at least one tine is rigid or semi rigid. The device is deployed in the lumen with the body proximal the sphincter with respect to peristaltic movement of the lumen and with the at least one tine penetrating the muscle of the sphincter to resist distal migration.