CROSSLAKE, Minn.—Since a sleepwalking accident 11 years ago at her Crosslake home, Kathy Allen has lived life paralyzed from the waist down. But she never gave up hope that her condition would improve one day. After all those years, Allen recently shared groundbreaking results as the first patient in the E-STAND (Epidural Stimulation After Neurologic Damage) clinical trial…