Home / Technology / New app offers throat most cancers sufferers their voice again

New app offers throat most cancers sufferers their voice again

Picture: AFP

Vlastimil Gular’s life took an unwelcome flip a 12 months in the past: minor surgical procedure on his vocal cords revealed throat most cancers, which led to the lack of his larynx and with it, his voice.

However the 51-year-old father of 4 remains to be chatting away utilizing his personal voice moderately than the tinny timbre of a robotic, due to an modern app developed by two Czech universities.

“I discover this very helpful,” Gular stated, utilizing the app to kind in what he wished to say, in his personal voice, by way of a cell phone.

“I’m not superb at utilizing the voice prosthesis,” he added, pointing on the gap the scale of a giant coin in his throat.

This small silicon gadget implanted within the throat permits folks to talk by urgent the opening with their fingers to control airflow by the prosthesis and so create sound.

However Gular prefers the brand new hi-tech voice app.

It was developed for sufferers set to lose their voice on account of a laryngectomy, or elimination of the larynx, a typical process for superior levels of throat most cancers.

The joint venture of the College of West Bohemia in Pilsen, Prague’s Charles College and two personal corporations – CertiCon and SpeechTech – kicked off practically two years in the past.

Engaged on the venture to develop an app to assist in giving throat most cancers sufferers their voice again is physician Barbora Repova, who represents Charles College. Picture: AFP

The know-how makes use of recordings of a affected person’s voice to create artificial speech that may be performed on their cell phones, tablets or laptops by way of the app.

Ideally, sufferers have to document greater than 10,000 sentences to offer scientists with sufficient materials to supply their artificial voice.

“We edit collectively particular person sounds of speech so we’d like lots of sentences,” stated Jindrich Matousek, an professional on text-to-speech synthesis, speech modelling and acoustics who heads the venture on the Pilsen college.

A matter of weeks

However there are drawbacks: sufferers dealing with laryngectomies often have little time or vitality to do the recordings within the wake of a prognosis that requires swift therapy.

“It’s often a matter of weeks,” stated Barbora Repova, a health care provider on the Motol College Hospital, engaged on the venture for Charles College.

“The sufferers additionally must deal with points like their financial state of affairs, their lives are turned the wrong way up, and the very last thing they need to do is to make the recording,” she stated.

To handle these difficulties, scientists got here up with a extra streamlined technique for the app, which is supported by the Expertise Company of the Czech Republic.

Working with fewer sentences – ideally three,500 however as few as 300 – this technique makes use of superior statistical fashions similar to synthetic neural networks.



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