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New Artificial Larynx Essay

856 words - 4 pages

Rikeyah McKinnon
December 14,2009

New Artificial Larynx
Introduction: An amazing, truly wonderful, medical break through has been discovered. The device is known as an artificial larynx but is also known as the palatometer. The palatometer helps make speaking easier and clearer for those who have problems with their larynx. The palatometer does not make you sound like a robot like all those other artificial larynx do but it gives you a more lifelike voice. This device is made to fit in the users mouth much like a mouthpiece. The palatometer requires no surgery and is very easy to use. The palatometer tracks the contact between the tongue and palate using 118 embedded touch sensors ...view middle of the document...

The patient puts the palatometer in their mouth and generally begins to speak, it translates that information by representing it on a binary space-time graph and entering it in a database, the database then compares contact patterns to identify the correct word. The team has developed several techniques for word identification. One approach aligns and averages the data produced while training the device for a few instances of a word to create a template for comparison. Researches will calibrate the device to recognize inflection. This allows users to raise their voice at the end of sentences to indicate a question, and generally avoid the mechanical, monotone sound associated with older technologies.
Results: The results of all of this testing a mouth plate that is placed in the mouth. Many patients with laryngeal cancer can use this device as a result of all of the researchers amazing work. Although this is an amazing discovery there are just a few minor kinks that have come to surface. When the patient talks the palatometer cant quit keep up with the words that are being spoken. The palatometer receives the information from the patients mouth and the words that they are saying but as the patient speaks the device is a couple seconds off when . Since tongue movements correspond to pronunciation almost as closely as vocal cord movements, a computer can calculate the desired word as often as 94.14 percent of the time which is not all of the time there...

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