Buy speaking valves online in the UAE from MedicalMart Pharmacy. Speaking valves are one-way valves attached to the outer hub of a tracheostomy tube to allow air to pass through the vocal cords on exhalation, enabling speech for tracheostomy patients. Our range is suitable for patients with intact vocal cord function who are progressing toward decannulation. Clinical assessment by a speech and language therapist is recommended before use. DHA-compliant. Delivery across all UAE Emirates.