Feasibility of Triggered Sacral Neuromodulation for Neurogenic Bladder

Inclusion Criteria: * Diagnosis of neurogenic lower urinary tract dysfunction consistent with International Continence Society definition which includes all bladder/urinary sphincter dysfunction related to any neurological disease or injury * Male or female * If SCI, time from injury \> 6 months to allow for recovery from the acute phase * Can tolerate lying prone \> 1 hour * Functional bladder capacity \> 100 mL confirmed by urodynamics examination * Low risk of upper urinary tract deterioration * Over 18 years of age, able to speak and understand English, capacity for consent Exclusion Criteria: * Active urinary tract infection * Chronic indwelling or suprapubic catheter usage * Severe or rapidly progressive neurologic disease * Abnormal sacral anatomy * Anticipated need for MRI of body parts below the head * Pelvic organ prolapse beyond the hymen * Pregnancy * Treatment with Botox injection within last six months * Current treatment with percutaneous tibial nerve stimulation or other forms of neuromodulation * History of sacral neuromodulation treatment or presence of sacral neuromodulation leads or implant * Interstitial cystitis/bladder pain syndrome * Benign prostatic hyperplasia preventing catheterization to empty * History of anatomically relevant pelvic or anti-incontinence surgery