Thrombus removal device
A technology of embolus and thrombus, which is applied in the field of medical equipment, can solve the problems of plaque on the vessel wall and broken thrombus that are easy to fall off, re-embolization of distal vessels, high flexibility, etc., achieve good size recovery performance, prevent secondary embolism, Effect of Large Radial Support Force
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[0104] For the convenience of description, the following description uses the terms "proximal end" and "distal end", wherein "proximal end" refers to the end close to the operator, and distal end refers to the end far away from the operator.
[0105] figure 1 It is a thrombus retriever device, including a self-expanding stent 1, a delivery guide wire 2 and an introduction sheath 3, wherein the delivery guide wire and the stent are connected together by welding, bonding, crimping, etc. through a developing ring or a developing spring, figure 1 The display shows the state after the stent is released and deployed; the assembled thrombectomy product is that the stent and the delivery guide wire are crimped and held in the introduction sheath.
[0106] figure 2 and image 3 It is a stent grid, and the area of the sparse grid 12 in the middle section of the stent 14 is significantly larger than the area of the proximal 15 grid and the far-end 13 grid, and the area of the ...
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