Abstract Background Elderly patients suffering from osteoporotic fractures are more susceptible to delayed union or nonunion. and their bodies then are in a state of low-grade chronic inflammation with decreased antioxidant capacity. Tanshinone IIA is widely used in treating cardiovascular and cerebrovascular diseases in China and has anti-inflammatory and antioxidant effects. We aime... https://jeepworldes.shop/product-category/engine-block-heater/