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摘要

PROBLEM TO BE SOLVED: To provide a case for cleaning a treatment tool for an endoscope with which dirt entering into a flexible sheath comprising a tight wrapped coil pipe can be cleaned. SOLUTION: A sheath portion accommodating room 17 in which a tight wrapped coil pipe 1 is accommodated in a part except for a region to a base end in such a round wrapped state that there is no linear part is placed and holes 12, 14 and 20 by which the inside and outside of the room communicate with outer walls 11 and 13 of the sheath portion accommodating room 17 are formed.