RESUMEN
<p><b>OBJECTIVE</b>To construct a quantitative ethical evaluation index system for the clinical approval of medical technology in China.</p><p><b>METHODS</b>Exploratory factor analysis (EFA) and first-order confirmatory factor analysis (CFA) based on a structure equation model (SEM), higher-order CFA and normalisation were used to establish an ethical evaluation index system for the clinical approval of medical technology. Data were processed in SPSS 13.0 and Lisre l5.3.</p><p><b>RESULTS</b>There were 52 third class indices, 15 second class indices, and 3 first class indices in this ethical evaluation index system. The weight of each index was calculated by normalisation.</p><p><b>CONCLUSION</b>This study developed a three-level ethical evaluation index system, comprising 70 indices, for the clinical approval of medical technology.</p>