| 摘要 |
This invention is a device for crossing a stenotic intravascular lesion for occluding blood flow downstream from the intravascular lesion, and for use as an exchange guide wire, and a method of using the device; the device comprising a balloon catheter (10) having a catheter body with an inflation conduit, an inflation balloon (20), an adapter (18) for inflating the inflation balloon, and an extension member (22). The device is configured such that the inflation balloon is maintained in an inflated state by connecting the extension member (22) to the proximal end of the inflation conduit when the adapter is removed. |
