Evaluate the Safety and Feasibility of Injecting PMD-MSC Into the Penis to Treat the Symptoms of Mild to Moderate ED

Prospective, open-label, non-randomized, study to be conducted at a single center. Ten subjects will undergo an injection of Placental Matrix-Derived Mesenchymal Stem Cells (PMD-MSCs) into the penis for the treatment of mild to moderate erectile dysfunction. Follow up visits will be conducted at 6 weeks, 3 months, 6 months, and 12 months. Subjects will be evaluated for re-injection beginning at 3 months. Eligibility is determined by the clinician based on patient reported treatment satisfaction.