发明名称 |
Variable depth injection device and method |
摘要 |
An apparatus for the injection of therapeutic and other agents at a target site within a patient's body. A catheter including a first elongated shaft having a distal end and a proximal end and a lumen extending therebetween. The catheter also including a second elongated shaft slidingly disposed in the first elongated shaft, the second elongated shaft having a distal end and a proximal and a lumen extending therebetween. The catheter further including a third elongated shaft disposed in and attached to the second elongate shaft, the third elongated shaft to move in a one-to-one relationship with the first elongated shaft and the second elongated shaft to maintain a predetermined needle deployment length as each are subjected to various bend configurations.
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申请公布号 |
US7678077(B2) |
申请公布日期 |
2010.03.16 |
申请号 |
US20040781775 |
申请日期 |
2004.02.20 |
申请人 |
BOSTON SCIENTIFIC SCIMED, INC. |
发明人 |
HARRIS CHAD G.;HAWK MATTHEW L.;MICKLEY TIMOTHY J. |
分类号 |
A61M5/00;A61M25/00;A61M25/01;A61M25/06 |
主分类号 |
A61M5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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