選配(pei)助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)器(qi)時(shi)最好去醫院,對聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)做一次全面檢查,用電測聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)等(deng)儀器(qi)準確地(di)(di)評價出耳聾(long)的(de)(de)程(cheng)度(du),再選助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)器(qi),如(ru)果當地(di)(di)沒有相應條件(jian)的(de)(de)醫院,聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)(sun)(sun)失(shi)(shi)程(cheng)度(du)與助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)器(qi)功(gong)率的(de)(de)選配(pei)可按口語試驗來估(gu)計。例如(ru),聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到耳語聲的(de)(de)人聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)(sun)(sun)失(shi)(shi)30~40分(fen)(fen)貝(bei)(bei),聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到低小聲的(de)(de)人聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)(sun)(sun)失(shi)(shi)約(yue)(yue)40~50分(fen)(fen)貝(bei)(bei),此時(shi)宜選購低功(gong)率及中(zhong)功(gong)率助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)器(qi);聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到普通講話(hua)聲的(de)(de)人聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)(sun)(sun)失(shi)(shi)約(yue)(yue)50~60分(fen)(fen)貝(bei)(bei),聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到高(gao)(gao)聲講話(hua)的(de)(de)人聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)(sun)(sun)失(shi)(shi)60~70分(fen)(fen)貝(bei)(bei),可選配(pei)中(zhong)功(gong)率及大(da)功(gong)率型助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)器(qi);聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到大(da)聲喊叫聲的(de)(de)人,聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)(sun)(sun)失(shi)(shi)70~80分(fen)(fen)貝(bei)(bei),選用中(zhong)、大(da)功(gong)率助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)器(qi);全力(li)(li)喊叫聲聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到的(de)(de)人聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)(sun)(sun)失(shi)(shi)約(yue)(yue)約(yue)(yue)80~90分(fen)(fen)貝(bei)(bei)或更高(gao)(gao),可選配(pei)大(da)功(gong)率及特大(da)功(gong)率助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)(ting)(ting)器(qi)。