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ARTIFICIAL NOSE COMPRISING A SPEECH VALVE
专利权人:
Steffen Suess;Harry Leibitzki
发明人:
Harry Leibitzki,Steffen Suess
申请号:
US13878643
公开号:
US20130192602A1
申请日:
2011.09.28
申请国别(地区):
US
年份:
2013
代理人:
摘要:
A device for inserting into a tracheostoma prosthesis or a thracheostoma plaster comprises a cylindrical housing and a cylindrical valve element, the housing is provided with a first opening for the connection to the stoma of the patient and with at least one second opening on the opposite side, and the valve element in the second opening of the housing is provided to close the second opening . The valve element is configured so that it can be closed manually by means of a finger and can he opened by elastic return, and the housing surrounds the valve element and the valve element receives a moisture and heat exchanging filter. A cylindrical spring element is arranged between the housing and the valve element.
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中国工程科技知识中心
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