Health encyclopaedia 健康百科全书

Health encyclopaedia - Alphabetical Topic List健康百科全书-按字母顺序排列的主题清单

How is it performed?是如何表现呢？ of Urinary catheterization对导尿

The sterilized catheter is lubricated with a sterile gel and pushed in through the normal urine passage (the urethra).消毒导管是润滑与消毒凝胶，并推动在通过正常的尿液通过（尿道） 。 Sometimes, however, the urethra is so narrowed (urethral stricture) by inflammation that a catheter cannot be passed through.但是，有时尿道是如此收窄（尿道狭窄）的炎症导管无法通过。

If this happens, the bladder is entered through the wall of the abdomen, immediately above the pubic bone, using a cannula (small tube), which is then replaced by a rubber or plastic catheter.如果发生这种情况，是进入膀胱，通过墙上的腹部，立即以上的耻骨，使用套管（小管） ，然后，取而代之的是一个橡胶或塑料导管。

Catheterization in a woman is easier than in a man because the urethra is much shorter and there is no prostate gland.导管在一名女子比以前更方便，在一名男子因为尿道短得多，并没有前列腺。 In either case, however, there is a risk of infection, especially if the catheter has to be left in place for a long time (known as an indwelling catheter).无论是哪种情况，不过，有一个受感染的风险，特别是如果导管要留在地方相当长的时间（称为1留置尿管） 。

• Ulcerative colitis 溃疡性结肠炎 Ultrasound scan 超声波扫描 Urinary catheterization 导尿 Urinary tract infection 尿路感染 Uveitis 葡萄膜炎

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