This tube is designed for left pneumonectomy (surgical removal of a lung or part of a lung). The left stem bronchus may be completely blocked off, while the right lung is inflated. There is provision for aspiration of the left bronchus.Rubber tubing with curved and tapered end for insertion into lung. Three smaller tubes come off the larger end, two of which have small rubber valves attached. The tube appears with a banded effect however, the banding is represents the now disintegrated rubber cuff.Blue sticker with white writing on side of tube: S.I.6.bronchus, bronchial, blocker, pneumonectomy, macintosh, leatherdale