老旧手术室可改造升级，但不可直接施工，需先现场勘测结构、层高、原有暖通及管线布局。根据场地条件定制模块化净化方案，适配原有建筑结构，减少墙体拆除、大面积停工改造。重点升级过滤系统、密封结构和气流系统，改造后需全面检测调试，确保洁净等级、压差、菌落数等指标符合医疗洁净规范
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