| 发明名称 |
Endoscopic working channel and method of making same |
| 摘要 |
An endoscopic working channel is made of an inner polytetrafluoroethylene tube having a spiral wrap of wire over it with an outer expanded polytetrafluoroethylene tube bonded over the wire to the inner polytetrafluoroethylene tube.
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| 申请公布号 |
US2008139887(A1) |
申请公布日期 |
2008.06.12 |
| 申请号 |
US20060636270 |
申请日期 |
2006.12.07 |
| 申请人 |
INTERNATIONAL POLYMER ENGINEERING, INC. |
发明人 |
FITZPATRICK CRAIG |
| 分类号 |
A61B1/00;B21D35/00 |
主分类号 |
A61B1/00 |
| 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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