| 摘要 |
PROBLEM TO BE SOLVED: To provide a device for spraying a medical powder inside a body which can stably spray a medical powder such as an anti-adhesive material to the inside of a body together with a pressure gas, enables an intended treatment such as adhesion prevention for example in endoscopic surgery or the like easily and stably, and has a novel structure.SOLUTION: In a device 10 for spraying a medical powder inside a body which includes a spraying passage for spraying a medical powder with a pressure gas and also includes an operational means 32 for spraying the medical powder and halting by switching between supply of the pressure gas and a halt of the supply, a double-cylinder structure where an outer cylindrical member 24 is externally fitted on an inner cylindrical member 22 forming the spraying passage is employed. A valve body 78 which covers a distal end opening part of the inner cylindrical member 22 is mounted on a distal end opening part of the outer cylindrical member 24, and an interlocking mechanism for opening and closing the valve body 78 in conjunction with the spraying of the medical powder and the halt of the spraying by the operational means 32 is provided. |
