Mallinckrodt Medical Inc Shiley™ Disposable Inner Cannula 105mm L, 8mm I.D. x 13-2/7mm O.D., White Flange, For XLT Extended-Length Tracheostomy TubesShiley™ XLT Extended-Length Tracheostomy Tubes give you an economical, off-the-shelf alternative to custom tracheostomy tubes for patients with anatomical challenges. Unlike most extended-length tracheostomy tubes, Shiley™ XLT tubes give you the choice of extra length in the proximal or distal portions for a more customized fit. In addition, the Shiley™ XLT offers the convenience of a disposable inner cannula. Both the outer and inner cannulas are flexible, so they more easily conform to your patient's anatomy.Four adult sizes, cuffed and cuffless, with proximal or distal extension, representing 16 options for patients with anatomical challenges.Flexible, disposable inner cannula has a unique locking ring that fastens it securely to the outer cannula.Flexible, soft, free-swiveling neck flange improves patient comfort and provides easy inspection of the stoma site.Outer cannula tip-to-tip radiopaque line facilitates proper tube positioning.High volume, low pressure cuff meets all published cuff criteria.ISO sizing indicates I.D. of disposable inner cannula.100% latex-free.