Method of delivering materials to the central nervous system

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专利权人:

Genzyme Corporation

发明人:

Bankiewicz, Krzysztop,Sommer, Jurg M.

申请号：

AU2011250715

公开号：

AU2011250715B2

申请日:

2011.11.11

申请国别(地区):

AU

年份:

2014

代理人:

摘要：

#$%^&*AU2011250715B220140828.pdf#####ABSTRACT A stepped cannula having an exterior diameter, a distal end, a proximal end and a lumen extending between the proximal and distal ends, the stepped cannula comprising: two or more co-axially disposed segments, each segment having an exterior diameter that defines the exterior diameter of the cannula, wherein the exterior diameter of the segments is different.1110 5 medfusion 2010i -. Lrk dVer F . FIG. I

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