Mplanted in a Dysfunctional Larynxor Alarynx Prosthesis
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چکیده
The present invention relates to a valve device designed to be implanted in a dysfunctional larynx or in a prosthetic larynx, said device comprising a distal portion forming an annular Support structure and a central portion forming an obturator, characterized in that said obturator comprises 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.
منابع مشابه
The choice of valve protheses.
he ideal prosthetic valve would have excellent hemodyamics (similar to a normal human valve in the same osition), last a lifetime, be free of structural dysfunction or reakdown, and require no particular medical therapy such s anticoagulation. Needless to say, such a valve is yet to be vailable. However, valvular replacement is still relatively oung—the first successful aortic valve replacement...
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تاریخ انتشار 2017