Clinical Trial of Intravitreal Injection of Autologous Bone Marrow Stem Cells in Patients With Retinitis Pigmentosa

"We will proceed to the injection of 0.1 ml of the suspension with the autologous MNC of BM avoiding coincide with conjunctival and scleral hole and perpendicular to the sclera.~After the injection, a dry, sterile dressing will be placed to prevent reflux. Immediately, the perception of light, the movement of the central retinal artery, the venous pulse and the color of the papilla will be evaluated. If necessary, anterior chamber paracentesis will be performed.~After injection, the patient will remain with closed eyes and sitting, waiting for cells will be deposited on the bottom of the eyeball and for 3 days will instill tropicamide collyrium every 12 hours."

"In the control eye, will make a subconjunctival injection of 0.1 ml saline. To realize contralateral injection gloves and all surgical materials will change, trying extreme measures of sterility.~After injection, the patient will remain with closed eyes and sitting, waiting for cells will be deposited on the bottom of the eyeball and for 3 days will instill tropicamide collyrium every 12 hours."