"灭菌应该效果不错的"有依据吗?《消毒技术规范》(2002年版)中定义:<span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">灭菌保证水平</span><span lang="EN-US"><font face="Times New Roman"> sterility assurance level</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">,</span><span lang="EN-US"><font face="Times New Roman">SAL</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">指灭菌处理后单位产品上存在活微生物的概率。</span><span lang="EN-US"><font face="Times New Roman">SAL</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">通常表示为</span><span lang="EN-US"><font face="Times New Roman">10<sup>-n</sup></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">。如,设定</span><span lang="EN-US"><font face="Times New Roman">SAL</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">为</span><span lang="EN-US"><font face="Times New Roman">10<sup>-6</sup></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">,即经灭菌处理后在一百万件物品中最多只允许有一件物品存在活微生物。因此能否达到灭菌仅凭医院的几次无菌检验为阴性是无法证明的。</span>