Lewis George Gradon;Alastair Edwin McAuley;Mark Joseph Haycock;Adam Alexander Tebbutt;Blair Albert Neal
发明人:
Adam Alexander Tebbutt,Blair Albert Neal,Lewis George Gradon,Alastair Edwin McAuley,Mark Joseph Haycock
申请号:
US10538239
公开号:
US09155855B2
申请日:
2003.12.05
申请国别(地区):
US
年份:
2015
代理人:
摘要:
Mouthpiece (1) having vestibular shield (21) overlapping a user's teeth and gums, gases passageway means extending through said vestibular shield allowing for the passage of said gases through mouthpiece and extra oral sealing (25) means associated with gases passageway, said passageway in use causes gases to be diffused (outlets 23, 24) when exiting from gases passageway. Mouth piece may have a noseflap to seal the user's nose or provide a passageway for user's nasal passages. Mouthpiece may have adjustment means to alter distance between said vestibular shield and said extra-oral sealing means.