A new device that dreaded dental muffles

10 January 2011 at the latest updates. At 02: 14 GMT by health reporter Kelly joined mini BBC News, some people find sound teeth entailing the invention of the clear sound of teeth. Can't help people overcome their fear of the? Researchers say

For more sound drill is the cause of anxiety when visiting the dentist.

This new device allows parents to listen to music on your MP3 player while there is no drill sounds.

Parents have yet to hear of the dentist because they all sound is not filtered.

Devices similar to disconnect the headset audio

Working with the sound of dental consulting room, a digital signal.

Special chip called the digital signal processing, audio analysis, from the microphone to near Dental drill.

It produces sound waves back to clear out unwanted sound in the headset signal.

In addition to using adaptive filtering "electronic filter technology on sound waves and removes even the mopli Giuseppe and the frequency of the wave becomes a drill.

But it also allows other sounds as well as sound of a dentist is even.

So sick can't just plug the device into the. In their MP3 players, via their headphones, listen to their music without being disturbed by the sound of a drill, but will still be able to hear the dentist.

Special ' no cost '

Developed by experts at King's College London, Brunel University and South Bank University London old idea of Professor Brian Millar Dental Institute of King.

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noise, striking distance recognized he the world "

inspiration end quotes Dr. Mark Atherton Brunel University he was from the start with the attempt of the car-maker Lotus that tried to develop out of noise is not feeling. While still Allows the driver to hear emergency sirens

After a period of more than 10 years of research and work with engineers. Professor Millar and his team have developed.

"Many people are, to the dentist because of concerns related to the sound of teeth. This device, but may cause fear of the drill is past.

"The beauty of this gadget is that it is cost-effective for dentists to purchase fairly and any patient with MP3 players will be able to benefit from it at no additional cost."

Dr Mark Atherton Brunel University School of engineering and design said, allowing the patient to hear a dentist with a key theme throughout the project.

The device can relieve fear for parents.

"You cannot switch the patient out they want to talk to the dentist in so they don't just put a pair of ear-muffs. On they want to hear.

But Dr. Atherton said designers find it simply reduces the noise of the drill. By putting on the ear defenders of insufficient sample

"A dental drill sound stand out so the brain can have and still listen to it, there is concern.

"Voice, striking distance fixed recognized worldwide. Most people have heard and sadly some of them frightened it. "

Now the team is looking for investors to make the device available commercially.

Professor Millar said there is potential to help people overcome their fear.

"What we need now is to develop more products. To enable us to bring this device much as dental surgeries and help people afraid to go to the dentist to stop them from finding to oral healthcare. "

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