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Blom-Singer® Duckbill Voice Prostheses, 18 Fr. 1 (EA)
Mfg No:Item No: 584968EA
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- One way slit valve prosthesis designed for placement in a passage between the trachea and the esophagus for voice restoration following laryngectomy
- The one way valve of the duckbill protects the airway during swallowing and opens under positive pressure so that air crosses into the esophagus to produce voice
- The duckbill is a patient maintained device, the patient may insert, remove and clean the device independently