OBJECTIVE To post correlation between urinary retention following caudal anesthesia operation and nursing countermeasures,and to supply credible gist for reducing intra-urethral cannula.

• 目的为揭示骶麻术后引起尿潴留及护理对策的相互关系,减少尿道插管(下称导尿术)致尿路感染提供可靠依据。