发明名称 |
DILATATION CATHETER AND CONSTANT PRESSURE SYRINGE |
摘要 |
DILATATION CATHETER AND CONSTANT PRESSURE SYRINGE In a dilatation catheter and constant pressure syringe, a pressurized compressible medium is used to maintain pressure on a non-compressible medium. Pressure is applied to a compressible medium in a first chamber, in turn applying pressure to a non-compressible medium in a second chamber. The use of appropriate quantities of each medium produces a nearly constant pressure as the incompressible medium is ejected from the syringe. |
申请公布号 |
CA1293665(C) |
申请公布日期 |
1991.12.31 |
申请号 |
CA19870532220 |
申请日期 |
1987.03.17 |
申请人 |
FOGARTY, THOMAS J. |
发明人 |
CHIN, ALBERT K.;FOGARTY, THOMAS J. |
分类号 |
A61M25/00;A61F2/958;A61M3/00;A61M5/315 |
主分类号 |
A61M25/00 |
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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