Radiotherapy Delivery Cannula With Visual Confirmation Window

摘要

A radiotherapy delivery device is provided comprising an elongated applicator having a proximal end and a distal end having a tip. The distal end is adapted to be introduced into a body including a treatment zone to be located adjacent a target tissue. A radiotherapy emitter is provided that is moveable between the proximal end of the applicator and the treatment zone of the applicator. The applicator includes a window to permit visual confirmation of the location of the radiation emitter and the treatment zone.