Methods The sodium hyaluronate was injected around and behind the foreign body.Then the foreign body might be delivered by viscoelastic pushing force from the passage.

• 方法在异物周围,尤其是在异物后方注射一定量玻璃酸钠,凭借玻璃酸钠对异物娩出通道的软性扩张作用和对异物的软弹性推力,将异物逐出眼球。