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Deployment mechanics of SX and BX stents. (a) Arrangement of the crimper, the SX stent, and the blood vessel where the crimper is used to crimp the stent to a much smaller diameter; (b) the self-expanded stent in the blood vessel; (c) the arrangement of the balloon, the BX stent, and the blood vessel where the balloon is inflated to expand into the blood vessel; and (d) the balloon-expanded stent in the blood vessel.
