心包积液；穿刺术；引流；中心静脉导管。

Pericardial effusion; Puncture; Drainage; Central venous catheter.

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目的：探讨中心静脉导管在胸腔闭式引流术治疗胸腔积液中的临床价值。

Objective:To investigate the clinical value of the center venous catheter in the closed thoracic drainage.

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结论：中心静脉导管胸腔闭式引流术操作简便、安全、创伤小，腔内给药方便，副作用小，效果满意。

Conclusion: Central venous catheter closed drainage is easy to operate, safe, minimally invasive, and intracavitary administration is convenient and little adverse reaction. The effect is better.

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