Staple-line Reinforcement for Prevention of Pulmonary Air Leakage

Inclusion Criteria: * Patient 18 years old or over. * Patient that undergoes a lobectomy or bilobectomy for lung cancer, * Patient presenting an incomplete fissure, requiring stapling of at least 50% of the fissure and/or an emphysematous lung at the fissure point, requiring stapling. * Patient that has signed the informed consent before the operation. * Patient that benefits from a social security regime. Exclusion Criteria: * Patient with history of thoracotomy on the side operated on. * Patient with severe pleural infection and/or infection of parenchyma. * Presence of air leakage after liberation of lung in cases of pleural symphysis. * Patient pregnant, giving birth or nursing. * Patient presenting a contra indication to the aerostatic products used. * Patient already participating in biomedical research.