| 摘要 |
A medical device, comprising: a steerable elongate shaft, including: a steering wire for deflecting the shaft, a steering wire lumen for receiving the steering wire, a guidewire lumen extending longitudinally through the shaft, and a sleeve around the steering wire, steering wire lumen, and guidewire lumen, the sleeve including: an outer surface, an inner surface, and a channel having a first aperture at the outer surface and a second aperture at the inner surface, the second aperture opening into the guidewire lumen such that the channel defines a passageway for a guidewire between the outer surface and the guidewire lumen. CbS |
