A hollow cylinder designed to be inserted into an artificial opening made in the trachea (windpipe) during a tracheotomy to provide a patent airway; it is not custom-made for a specific patient and is not reinforced with a wire. It is typically constructed ...
A hollow cylinder designed to be inserted into an artificial opening made in the trachea (windpipe) during a tracheotomy to provide a patent airway. It is typically constructed of metal [stainless steel, silver (Ag) and/or silver plated brass] or plastic an...
A manually-adjustable device designed to hold and enable positioning of a needle guide using real-time magnetic resonance imaging (MRI) so that the needle can be manually inserted into a patient at a precise location/angle; it is not intended to introduce t...