Cryospray Therapy Versus Standard of Care for Benign Airway Stenosis (CryoStasis)

A novel FDA cleared technique that allows for Liquid nitrogen (LN2) to be delivered in a metered fashion via a catheter through a flexible bronchoscope.

An endoscopic balloon that is inflated with water to pressures between 45 and 131 psi (3 to 9 atm) using a syringe and pressure manometer.

Carbon dioxide (CO2) laser or Monopolar electrocautery knife