Sutureless Cryopreserved Amniotic Membrane Graft (ProKera) and Wound Healing After Photorefractive Keratectomy

Exclusion Criteria

• •Any reason to be excluded for PRK.
• •Female subjects who are pregnant, breast-feeding or intend to become pregnant during the study. Female subjects will be give a urine pregnancy test prior to participating in the study to rule out pregnancy. \[Pregnancy and breastfeeding are contraindications to refractive surgery in general, including PRK, whether participating in this study or not\].
• •Patients with known sensitivity or inappropriate responsiveness to any of the medications used in the post-operative course.
• •Any physical or mental impairment that would preclude participation in any of the examinations.
• •Anterior basement membrane dystrophy.
• •History of recurrent epithelial erosion.
• •Significant dry eye (symptomatic with Schirmer test \< 5 mm at 5 minutes).
• •Other corneal epithelial disorder or healing abnormality.
• •Patients with unusually tight eyelids close to the eyeball making it difficult and/ or painful to insert anything (e.g., ProKera) between the eyelid and globe.