PARK, Hun Kuk,MOON, Jong Pil,JANG, Bong Seok,YUN, Ho
申请号：
EP16914297
公开号：
EP3505141A4
申请日:
2016.11.01
申请国别(地区):
EP
年份:
2020
代理人:
摘要：
The present invention relates to a drug-releasing biodegradable stent comprising: a first stent structure having metal wires, which are formed from a shape memory alloy material, woven into a particular pattern on a jig, and thus having a plurality of cells by means of the crossing wires of the woven structure and formed in the shape of a hollow trunk； and a second stent structure which covers the outer peripheral side of the first stent structure or of which the outer peripheral side is covered by means of the first stent structure. The second stent structure is a 3D printed product which is formed in the shape of a hollow trunk and has a plurality of cells by means of crossing wires of a printed structure formed by means of 3D printing using a printing material comprising a biodegradable polymer and a drug.
