When used as a graft or patch, amniotic membrane can facilitate healing of persistent corneal ulcers and recurrent corneal erosion and reduce corneal haze following keratectomy.

• 不管是当作支架或者补丁，羊膜可以轻易的治疗永久性的角膜溃疡和反复性的角膜侵蚀，减少角膜切除术后的角膜翳。