Dehaier Receives CFDA Approval for DHR998 Sleep Diagnostic Device
Many sleep apnoea devices are being developed nowadays. A second generation DHR998 Sleep Diagnostic Device from Dehaier Medical Systems Ltd in China has recently gained approval from the Chinese State Food and Drug Administration. The new DHR998 Sleep Diagnostic Device is a technological upgrade based on Dehaier's original high efficiency sleep diagnostic and monitoring product. The new device improves upon its predecessor with an enhanced and more user-friendly operating system and more accurate respiratory analysis across five testing variables: PPG (plethysmograph), oxygen saturation, heart rate, snoring and body position.
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Somnowell Inventor - Visiting Professor Simon Ash FDS MSc MOrth BDS

Prof. Ash is the inventor of the highly successful SOMNOWELL Chrome device for snoring and sleep apnoea.
The Somnowell Chrome is made to exacting standards in the Somnowell laboratory under the supervision of Visiting Professor Simon Ash. Prof. Ash and his master technicians create each Somnowell Chrome device using their wealth of experience and expertise.
Prof. Ash works at the forefront of his profession. He is a Consultant and Specialist Orthodontist with over 30 years clinical experience, with a special interest in sleep related breathing disorders, TMJD, and bruxism. He currently works in Harley Street London and two private hospitals in London as part of a multi-disciplinary team managing snoring and sleep apnoea, and is Visiting Professor of Orthodontics at the BPP University.
The Somnowell mandibular advancement appliance is also recommended by:
- Sleep Centres
- ENT Surgeons, Sleep Physicians, Respiratory, Physicians
- Orthodontists, Dentists
- General Medical Practitioners
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