A system comprising an elongated member, sized and shaped to be inserted within a subject's trachea, the elongated member comprising proximal and distal ends; a seal, extending around the elongated member at or near the distal end of the elongated member; at least one wicking fluid pickup port, positioned near the distal end of the elongated member, the at least one wicking fluid pickup port located more proximal than at least a portion of the seal; and at least one lumen, coupled in fluid communication with the at least one wicking fluid pickup port and extending toward the proximal end of the elongated member, the seal comprising an inflatable cuff having a proximal surface, wherein the at least one wicking fluid pickup port is disposed near an inner tracheal wall when the distal end of the elongated member is positioned within a trachea of a person and the inflatable cuff is inflated.