| 摘要 |
In an outer sheathed endoscope, an outer sheath (20) for shielding a flexible insertion portion (11, 12, 13) from the outside is disposed to detachably cover the flexible insertion portion (11, 12, 13). The basal end of the flexible insertion portion is connected to an operation portion (15). In the outer sheathed endoscope, A break prevention member (100) which is formed by an elastic material is disposed to surround a basal end part of the flexible insertion portion (11, 12, 13), and the outer sheath (20) is formed to cover continuously the flexible insertion portion (11, 12, 13) and the break prevention member (100).
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