Objective:: To measure contraction of the striated urethral sphincter. bulbocavernosus and puborectalis muscles with transperineal ultrasound imaging in response to electrical stimulation with three electrode montages. Materials and methods:: Electrical stimulation was applied via anal. perineal and perineal-to-suprapubic electrode montages in ten healthy men. https://www.randdsoftindonesia.com/product-category/mini-helmets/