Extreme care must be exercised during manipulation and withdrawal to prevent pulling catheter apart.

为了防止拉断导管，操作和撤出期间必须特别谨慎。

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As a conventional clinical manipulation, patients underwent indwelling urinary catheter were prone to get urinary system infection because of incorrect handling.

留置导尿是临床上一项常规操作，但如果操作不当，易引起泌尿系感染。

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