Christian Debry,André Walder,Roland Duffait,Sylvain Lefebvre,Claudia Blank
申请号：
US12745462
公开号：
US08551168B2
申请日:
2008.12.02
申请国别(地区):
US
年份:
2013
代理人:
摘要：
The present invention relates to a valve device designed to be implanted in a dysfunctional larynx or in a prosthetic larynx. The valve device has a distal portion forming an annular support structure and a central portion forming an obturator. The obturator includes i) a peripheral part forming a first valve integral with the annular support structure in a first hinge region, and ii) a central part forming a second valve integral with the first valve in a second hinge region.
