Transcutaneous Tibial Neuro-stimulation to Improve Voiding Dysfunction in Multiple Sclerosis.

Inclusion Criteria:

• Patient with a diagnosis of multiple sclerosis
• Patient with bladder-sphincter dyssinergia
• Patient using clean intermittent self-catheterization as exclusive bladder management
• Patient who has given written consent
• Socially insured patient
• Patient willing to comply with all study procedures and study duration

Exclusion Criteria:

• Patient with other associated neurological pathology
• Patient with an Expanded Disability Status Scale (EDSS) score ≥ 6
• Patient with recurrent urinary tract infections (> 3 episodes / year)
• Patient with uncontrolled overactive bladder
• Patient with uncontrolled detrusor hyperactivity
• Patient with a bladder compliance disorder
• Patient with tibial neuro-stimulation in the last 3 months
• Patient treated with a sacral neuro-modulation
• Patient who has received an intradermal injection of botulinum toxin A within the last 9 -months Patient who received alpha-blocker treatment within the last month Patientwith benign prostatic hypertrophy (prostate volume > 40 cc) - Last ultrasound scan < 6months. Patient with one or more bladder diverticulum(s) Patient with unilateral or bilateral renalPatient with unilateral or bilateral vesico-ureteral reflux Patient with impaired renalfunction (GFR according to CKD-EPI < 60 ml/min/1.73m2) Patient with a metallic prosthesison the lower limb Patient with a Pacemaker Pregnant patient