| 摘要 |
PROBLEM TO BE SOLVED: To provide an artificial airway which is capable of effectively sucking foreign matter such as sputum and saliva, and capable of preventing mucosa damage caused by sucking to improve safety.SOLUTION: Guide means 30 having a plurality of recesses 303 is provided on the outer peripheral surface of a ventilation tube 31. The plurality of recesses 303 are communicated with each other through a confluence part 304 so as to be communicated with a suction end 52 of a suction catheter 5. |
