CONTROLLED DEPTH ASPIRATION CANNULA

摘要

CONTROLLED DEPTH ASPIRATION CANNULA Michael E. Witty A controlled depth fluid aspiration cannula is disclosed comprising an elongated tubular member terminating at the distal end with a wall and terminating at the proximal end with attachment means to provide a sealing fitment for a flexible conduit. Radially disposed orifices are positioned near the digital end, and a radially extending flange is positioned between the ends of the tubular member to provide controlled depth aspiration of fluid.