US Patent 9186238 Aortic great vessel protection

A vessel protector system includes an outer sheath, an inner tube disposed within the outer sheath and moveable in a longitudinal direction relative to the outer sheath and at least one protector coupled to the inner tube, each of the at least one protector having a body formed from a filtering material and extending between a leading end and trailing end coupled to the inner tube, the body having a collapsed configuration and an expanded configuration. A snare is coupled to the leading end of the body at one end, and having a second end passing through the interior of the outer sheath, whereby the exertion of a pulling force on the second end of the snare contracts the at least one protector.