A laryngectomy tube is a hollow tube made of metal or plastic. It is put into the breathing tube in your neck called the trachea so you can breathe. It is put in during surgery
The Duckbill is a patient changeable 16 Fr. silicone, one-way slit valve prosthesis designed for placement in a passage between the trachea and the oesophagus for voice restoration following laryngectomy.