選配助(zhu)(zhu)(zhu)聽(ting)(ting)器時(shi)(shi)最好(hao)去醫(yi)院,對聽(ting)(ting)力(li)(li)做一次(ci)全面檢查,用(yong)電測聽(ting)(ting)等儀器準(zhun)確地評價出耳聾(long)的(de)(de)(de)(de)程度(du),再選助(zhu)(zhu)(zhu)聽(ting)(ting)器,如(ru)果(guo)當(dang)地沒有相應條件的(de)(de)(de)(de)醫(yi)院,聽(ting)(ting)力(li)(li)損(sun)(sun)失程度(du)與助(zhu)(zhu)(zhu)聽(ting)(ting)器功(gong)(gong)率(lv)的(de)(de)(de)(de)選配可(ke)按口(kou)語試驗來估計。例如(ru),聽(ting)(ting)不到耳語聲(sheng)的(de)(de)(de)(de)人聽(ting)(ting)力(li)(li)損(sun)(sun)失30~40分(fen)(fen)貝(bei)(bei),聽(ting)(ting)不到低小聲(sheng)的(de)(de)(de)(de)人聽(ting)(ting)力(li)(li)損(sun)(sun)失約(yue)40~50分(fen)(fen)貝(bei)(bei),此(ci)時(shi)(shi)宜選購低功(gong)(gong)率(lv)及中(zhong)功(gong)(gong)率(lv)助(zhu)(zhu)(zhu)聽(ting)(ting)器;聽(ting)(ting)不到普通(tong)講話(hua)聲(sheng)的(de)(de)(de)(de)人聽(ting)(ting)力(li)(li)損(sun)(sun)失約(yue)50~60分(fen)(fen)貝(bei)(bei),聽(ting)(ting)不到高(gao)聲(sheng)講話(hua)的(de)(de)(de)(de)人聽(ting)(ting)力(li)(li)損(sun)(sun)失60~70分(fen)(fen)貝(bei)(bei),可(ke)選配中(zhong)功(gong)(gong)率(lv)及大功(gong)(gong)率(lv)型助(zhu)(zhu)(zhu)聽(ting)(ting)器;聽(ting)(ting)不到大聲(sheng)喊叫聲(sheng)的(de)(de)(de)(de)人,聽(ting)(ting)力(li)(li)損(sun)(sun)失70~80分(fen)(fen)貝(bei)(bei),選用(yong)中(zhong)、大功(gong)(gong)率(lv)助(zhu)(zhu)(zhu)聽(ting)(ting)器;全力(li)(li)喊叫聲(sheng)聽(ting)(ting)不到的(de)(de)(de)(de)人聽(ting)(ting)力(li)(li)損(sun)(sun)失約(yue)約(yue)80~90分(fen)(fen)貝(bei)(bei)或更(geng)高(gao),可(ke)選配大功(gong)(gong)率(lv)及特大功(gong)(gong)率(lv)助(zhu)(zhu)(zhu)聽(ting)(ting)器。