倍诺喜(benoxil)的有效成分是0.4%盐酸奥布卡因,作为角膜表面麻醉剂,自1995年以来,已被眼科广泛应用于白内障超声乳化手术及近视眼激光手术等,具有较强的麻醉作用且刺激性小,对神经末梢麻醉时不损伤周围组织。我科自2002年1月以来将0.4%倍诺喜作为鼓膜麻醉剂应用于鼓膜切开置管 The effective ingredient of benoxil is 0.4% of buprenorphine hydrochloride. As a corneal topical anesthetic, it has been widely used in ophthalmology for cataract phacoemulsification and myopia laser surgery since 1995. It has strong anesthesia Role and irritation is small, the nerve endings anesthesia does not damage the surrounding tissue. Since January 2002, our department has applied Picloxol 0.4% as tympanic membrane anesthesia to tympanotomy tube