| 摘要 |
PURPOSE: An extracting apparatus having extraction bag is provided to prevent the damage to the stomach, the esophagus, and the abdominal cavity by slowing opening the extraction bag using the air. CONSTITUTION: An insert tube(20) is inserted into a cannula. An inner tube(30) is inserted within the insert tube. An insert rod(40) is inserted into the inner tube. An extraction bag(10) is expanded by the insert load. The extraction bag forms the air pathway(12) and a draw string path(14) along the periphery of inlet hole.
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