The invention relates to a Chinese medicinal preparation for treating bone diseases, in particular to a Chinese medicinal preparation which is special for treating various bone diseases of human bodies and is prepared by combining modern medicines on the basis of a secret prescription of hundred years of hereditary experience in bone treatment. The Chinese medicinal preparation comprises medicinal oil for cutaneous scraping and a medicament for external application, and is named 'a mother and child medicine' since ancient times, wherein the medicinal oil for the cutaneous scraping is preparedfrom 17 Chinese medicines: badger fat, Chinese angelica, tall gastrodia tuber, largehead atractylodes rhizome, pangolin scales, Himalayan teasel root, ephedra herb, divaricate saposhnikovia root, cassia twig, pubescent angelica root, papaya, astragalus, giant typhonium rhizome, villous amomum fruit, safflower and suberect spatholobus stem; and the medicament for the external application is prepared from 17 Chinese medicines: musk, pangolin scales, stiff silkworm, deerhorn glue, centipede, Chinese angelica, white paeony root, Himalayan teasel root, twotooth achyranthes root, cassia twig, largehead atractylodes rhizome, divaricate saposhnikovia root, astragalus, giant typhonium rhizome, Szechwan tangshen root, villous amomum fruit and ephedra herb. During use, the medicinal oil for the cutaneous scraping is applied to wounds uniformly and the wounds are scraped for 10 to 20 minutes by a cutaneous scraping board, so that sweat pores are expanded; the medicinal powder for the external application is blended with a proper amount of egg white to form paste, and the paste is applied to the wounds for 2 to 3 hours, and is taken out; and one time is one treatment course, the bone diseases can be cured in one treatment course generally, and if the bone diseases are needed to be treated again, the treatment is performed after 30 to 40 days.