HomeOral Surgery Prosthesis used to close congenital or acquired opening in the palte is.. Obturator Prosthesis used to close congenital or acquired opening in the palte is? A. Stent B. Splint C. Obturator*** D. Speech aids. Facebook Twitter Share:Prosthesis used to close congenital or acquired opening in the palte is.. Obturator Facebook Twitter WhatsApp Pinterest LinkedIn Reddit Tumblr Telegram Email