| 摘要 |
The object of this invention is to provide a metal stent used for insertion into a coronary artery to treat a patient suffering from angina pectoris or myocardial infarction due to a coronary artery disease. This stent consists of a plurality of primary stent units (1), each having a zigzag shape rounded at its bent portions and being expandable in a circumferential direction. The primary stent units (1) are assembled into a single cylindrical structure of the stent such that each two primary stent units (1) are integrated into one secondary stent unit by a first strut (2') or (2'') connecting each projected bent portion of each of the two primary stent units (1) to an associated bent portion of the other. Each two secondary stent units are integrated into a desired stent by a plurality of hook-shaped second struts (3) connecting the projected bent portions of the two secondary stent units to each other.
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