Dongguan Amber Purification Engineering Limited
Leading supplier of one-stop turnkey operating room solutions for operating room projects and equipments.
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| Cleanliness | Maximum average concentration ofbacteria by sedimentation method(plankton method) | Air cleanliness level | Reference surgery | ||
| Operation Area | Around Area | Reference Surgery | Around Area | ||
| Ⅰ | 0.2cfu/30minφ90 (5cfu/m³) | 0.4 cfu /30min φ90 (10cfu/m³) | 5 | 6 | Prosthesis implants,certain large organtransplants, surgical siteinfections can directlyendanger life and qualityof life andother operations |
| Ⅱ | 0.75cfu/30minφ90 (25cfu/m³) | 1.5cfu/30minφ90 (50cfu/m³) | 6 | 7 | Major surger yinvolvingdeep tissues and majororgans of life |
| Ⅲ | 2.0cfu/30minp90(75cfu/m³) | 4.0cfu/30minφ90(150cfu/m³) | 7 | 8 | Other surgical procedures |
| Ⅳ | 6.0cfu/30min φ90 | 8.5 | Infection and severecontamination surgery | ||
