Inner tracheal cannula without balloon

Internal tracheal cannula tube specifications without balloon: The tracheal tube is used to assist breathing through the airway directly. The tracheal tube is free of metal materials and safe for use during X-ray imaging and MRI. The tracheal tube is for personal use only. The tracheal tube is replaced approximately every 4 - 8 weeks. Available in two sizes for the internal tube diameter: 7 - 8 mm.