发明名称 Access port valve assembly
摘要 The invention relates to a valve assembly (20) for use in an access port, in particular a medical access port. The valve assembly comprises a first sealing valve (1) and a second sealing valve (2). The second sealing valve (2) is provided with an annular base (21) and a central member (23) with a central bore (24). The central member (23) is at the outer circumference movably suspended to the annular base (21) by means of a flexible diaphragm (22), which diaphragm (22) is more flexible than the central member (23). The invention also relates to a medical access port provided with such a valve assembly.
申请公布号 US8262623(B2) 申请公布日期 2012.09.11
申请号 US20060305873 申请日期 2006.06.20
申请人 NIJLAND PETER LODEWIJK JOANNES;WESTENBROEK BERNDINA JOHANNA;NIJLAND THOMAS LAMBERTUS BERNARDUS;AVESTO TECH B.V. 发明人 NIJLAND PETER LODEWIJK JOANNES;WESTENBROEK BERNDINA JOHANNA;NIJLAND THOMAS LAMBERTUS BERNARDUS
分类号 A61M5/178 主分类号 A61M5/178
代理机构 代理人
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