| abstract |
The present invention relates to a blood vessel stent comprising: a plurality of radially expandable rings arranged along an axial direction, wherein each radially expandable ring can include a plurality of support arms and a plurality of crests, and adjacent The support arm is connected by the peak portion; and a plurality of connecting strips are disposed between the radial expandable rings to connect the radially expandable rings; wherein the support arms, the peaks, and the plurality of At least one of the tie bars can comprise a helical structure, a particular cross section, or a combination thereof. A new type of vascular stent manufacturing method, such as a 3D printing laminate manufacturing method, can be applied to the present invention to facilitate its implementation. |