| 摘要 |
PROBLEM TO BE SOLVED: To provide an anoscope which keeps an open state of the anus with a stopper to prevent the anus from closing because of its contractions after an insertion of the anoscope. SOLUTION: A clasp (3) for the stopper with a tube (2) wrapped around it is attached to a grip (1), and a groove (5) where the stopper is secured is made on the other grip (4).
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