对山东省３个大型金矿的２４９名井下凿岩作业工人局部振动危害情况进行了横断面调查。结果是手部自觉症状和手部痛觉、两点分辩觉、嵴试验、复温试验、甲皱循环等异常检出率，经ｘ２检验分析，有自述白指组明显高于无自述白指组。提示在局部振动作业职工体检中，如出现上述症状和体征，就应采取措施，预防白指的发生。 A cross-sectional survey was conducted on the local vibration hazards of 249 underground rock drillers in three large gold mines in Shandong Province. The results were hand symptoms and hand pain, two points of suspicion, ridge test, rewarming test, nail fold circulation and other abnormal detection rate, by x2 test analysis, there are self-narcissism white index group was significantly higher than the no-speak white index group . Prompt local vibration workers in the physical examination, such as the emergence of the above symptoms and signs, it should take measures to prevent the occurrence of white fingers.