Medical devices, namely, apparatus for treating speech, swallowing and respiratory conditions, tracheostomy and ventilator valves, tracheostomy and ventilator valve adapters, attachment straps, and parts and fittings for the foregoing; instruction and user books packaged as a unit with the foregoing; medical kits comprising tracheostomy and ventilator valves, tracheostomy and ventilator valve adapters, attachment straps, storage containers for the foregoing, warning inserts, patient chart lab...