Hemostatic endotracheal tube unit for lung cryobiopsy

摘要

The present invention relates to an insertion tube unit for hemostasis for pulmonary cryobiopsy, which is inserted into an organ of a human body and has a main passage through which an endoscope can enter and exit; And an inner tube portion provided on the proximal side of the main insertion tube, disposed inside the main insertion tube, and having an inner passage partitioned from the main passage, and a distal portion of the main insertion tube. , It is disposed on the outside of the main insertion tube, and has an outer tube portion having an outer passage partitioned from the main passage, so that the catheter located in the outer passage of the outer tube passes through the main insertion tube and the inner tube portion It characterized in that it comprises a; sub-insertion tube to be positioned in the inner passage.