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US08025695B2 Biologically implantable heart valve system 失效
生物植入式心脏瓣膜系统

Biologically implantable heart valve system
Abstract:
A biologically implantable prosthesis is disclosed. The prosthesis can have a circumferentially expandable wall and elements that prevent the wall from collapsing once the wall is expanded. Methods of making and using the prosthesis are also disclosed.
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