This is a TRACOE Phon Assist I speaking valve is a one‑way, inspiratory valve that closes on exhalation to enable speech in tracheostomized patients, with an infinitely adjustable side opening to set breathing resistance.

• One‑way speaking valve for tracheostomized patients, not suitable for laryngectomized patients.
• Infinitely adjustable airway resistance via rotatable head with side openings, enabling individualized weaning and speech training.
• Integrated oxygen supply port for connection to supplemental oxygen during use.
• Supplied sterile and individually packaged.
• Clear housing for easy visual inspection and monitoring.