負壓是醫院和醫療中心用來阻止不同病房之間交叉感染的一種隔離技術[1][2]。負壓需要一種能使病房對外施加的壓力低於周圍環境對病房的壓力的排風裝置,帶有負壓效果的病房稱為負壓病房。空氣在流入負壓病房後,不會從負壓病房中逸出,因為空氣會自然地從壓力較高的區域流向壓力較低的區域,因此負壓病房能阻止含有病菌的空氣從病房中逸出[3][4]。
參考文獻
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