OBJECTIVE To prepare lidocaine liposome(LL) ointment for enhancing the local bioavailability of lidocaine in skin, to contral the quality of the ointment,and to observe its clinical efficacy.

• 目的:为了增加利多卡因在皮肤中的滞留量,提高局部生物利用度,制备利多卡因脂质体,并进行质量控制,与临床疗效观察。