The present disclosure includes a plurality of securing devices. For example, the present disclosure includes securing devices comprising sutures, everting anchors, and inverting anchors. The sutures and anchors disclosed herein may be capable of deployment to a depth within a body lumen, such that body tissue external to the body lumen is not damaged by the devices. Moreover, in various embodiments, the securing devices described herein may couple one or more medical devices (e.g., stents, grafts, and/or stent-grafts) to body tissue such as a body lumen.