??Objective To investigate the influence of Bushen Zhuanggu Decoction on the bone healing after teeth extraction in osteoporotic dogs. Methods Totally 9 female adult dogs whose bilateral ovaries were surgically removed to establish osteoporosis models were randomly divided into 3 groups ??control group??Western medicine group and traditional Chinese medicine group??. Bilateral mandibular premolars were extracted 3 months after castration. Osteoporosis treatment was started the third day after tooth extraction. The dogs in the traditional Chinese medicine group??the Western medicine group and the control group were respectively fed with Bushen Zhuanggu Decoction??Estradiol Valerate Tablets and nothing. The bone mineral density??BMD?? value of dog′s lumbar spine and mandible of each group were detected before and after 3 months of castration and 3 months after teeth extraction. The tissue morphology of the mandible was observed at 1??2 and 3 months after teeth extraction. Results Three months after teeth extraction??the BMD values of the lumbar spine and mandible in the traditional Chinese medicine group and the Western medicine group were significantly increased compared with those before the osteoporosis treatment??and there was no significant difference compared with the preoperative ones. One month after teeth extraction?? the new bone and the trabecular bone were observed in irregular patterns in the control group and the Westen medicine group??and those were arranged in a mesh pattern in the Chinese medicine group. Two months after teeh extraction??the trabecular bone structure was sparse in the control group??the Western medicine group was more than that of the new bone??and the number of trabecular bone in the Chinese medicine group was more robust. Three months after teeth extraction??the bone trabecular structure was relatively compact in the control group and the gap is small??the new bone tissue and the original bone tissue roughly fused together in the Western medicine group??the new bone tissue of the traditional Chinese medicine group was more similar to the structure of the original bone. Conclusion Bushen Zhuanggu Decoction can make cancellous bone around the teeth extraction of the osteoporosis canine and significantly increase the amount of bone tissue??so as to promote bone reconstruction and bone healing after teeth extraction. 相似文献