The sinuplasty balloon offers a more physiological first of the sinuses which minimizes risks associated to traditional surgery. Its atraumatic characteristic also helps to reduce the risk of bleeding (so any use of Pack), limit scarring ransom, reduce the post-operative pain, ensure faster return to daily life activities (reduction of the average length of hospitalization). Patient's quality of life would be improved (SNOT-22 questionnaire) and reduction of post-operative pain score seams decrease on EVA.