| 摘要 |
A stent delivery system is provided with an inner elongate shaft having a proximal portion and a distal portion and an outer elongate shaft having a lumen extending at least partially therethrough, wherein the proximal portion of the inner elongate shaft is at least partially movably disposed within the lumen. The system also includes a stent positionable about the inner elongate shaft having collapsed and expanded configurations. The system includes a proximal restraining member removably engaged with the outer elongate shaft and attached the stent, and a distal restraining member removably engaged with the inner elongate shaft and attached to the stent. The system also has a proximal biasing member operatively engaged with a distal portion of the outer elongate shaft, a distal biasing member operatively engaged with the distal portion of the inner elongate shaft, and an outer tube with a lumen movably disposed over the inner elongate shaft. |
