EICHHORN, WADE R.,DUDA, RICHARD,WYROBEK, KRISTIAN G.
申请号：
EP13878004
公开号：
EP2972171A4
申请日:
2013.08.30
申请国别(地区):
EP
年份:
2016
代理人:
摘要：
A device allows access into a body has at least: A first cannula with an outer surface, an inner lumen surface, an inner lumen diameter and proximal and distal end portions and An expandable covering over the outer surface, the expandable covering having an outer surface and an inner surface and The inner surface of the expandable covering remaining in contact with the outer surface of the first cannula.
