Silicone gels(GNY-514,GNY-515)possess good physical and mechanical properties, and have been widely used in many fields of medicine. The toxic response and biocompatibil- ity of the silicone gels are rerely reported. According to the related standards,the toxicity and biocompatibility of the material were evaluated systematically with nine methods. The results showed that: no remaining monomers in the products by infrared analyse; cell culture with the material showed no toxic response; mutag...