The method that the bright announcement Yi Seed of this Hair make a cavity using Chong in pearl Gu Head comprising The is applied in Pressure Will pearl Yin Jin Gu Head by pearls such as Right The, the golden Genus pearls that wherein pearls such as The As energy Bei Ci Iron attract, and takes out the pearls such as The by magnetic force From The Gu Head. More goodly, is configured in a sack what The Gu Head before Yin Jin pearls, and pearls Yin Jin and Qu the Chu Department Off what The Dai Jin rows such as The.本發明揭示一種使用珠子在骨頭中創造一空腔的方法,其包括經由對該等珠子施壓將珠子引進骨頭中,其中該等珠子為能被磁鐵吸引的金屬珠子,及藉由磁力從該骨頭取出該等珠子。較佳地,在引進珠子之前配置一袋子於該骨頭中,而且該等珠子的引進及取出係關於該袋子進行。