| 摘要 |
side and a pair of pins for insertion into the sleeve. In another embodiment, the device has an expanding mandrel having a side, two open ends and a plurality of longitudinal slots along the side. An expansion pin is included, and has a cylindrical body with a tapered tip. In another embodiment, the device expands a stent into a tapered stent. The tapered stent expanding device includes a slotted expansion mandrel and a tapered pin having an expansion crown. In another aspect, the device includes a threaded mandrel for the uniform expansion of the diameter of a stent.
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