The purpose of this study is to evaluate the safety and efficacy of the Alair System for the
treatment of severe refractory asthma.
This will be a multicenter, randomized controlled study comparing the effects of treatment
with the Alair System to standard drug therapy in patients with severe asthma refractory to
standard medication therapy. A total of 30 subjects will be randomized 1:1 to the Alair Group
(Medical management + Alair Treatment) OR the Control Group (Medical management only).