The invention provides an improved structure of breast self-test module, which is a self-test exercise device composed of a box body, an inspection seat and a column to simulate breast lesions, in which the soft and elastic inspection seat is pressed, and the hard block in the inspection seat is pressed down, and the column is used to touch the shrapnel switch on the PC board of the box body to figure out the touch of the malignant tumor, so that women can self Detection of breast or partner can also learn to help women care about the examination, to determine whether the hard block touched has pathological changes.本創作係提供一種乳房自我檢測模組之改良結構，係一種由箱體、檢查座及柱體所組成之模擬乳房病變的自我檢測練習裝置，其中按壓柔軟具彈性之檢查座，以下壓檢查座內之硬塊，利用柱體接觸箱體PC板上之彈片開關，來揣摩碰觸惡性腫瘤的觸感，讓婦女能自我檢測乳房或伴侶亦可學習幫助婦女關愛檢查，以判斷所觸摸的硬塊，是否產生病變。
