To accurately measure the tracheal stoma for proper fitting of the Montgomery® Long-Term Cannula.

• Measures both the diameter and length of the stoma. With these measurements, the physician can select a Long-Term Cannula model to fit most tracheotomies.
• The stoma length in centimeters is measured along the inferior aspect of the stoma from the anterior tracheal wall to the outside skin. 

This product is not CE-marked.