Title:
DRUG-RELEASING BIODEGRADABLE STENT
Document Type and Number:
WIPO Patent Application WO/2018/038318
Kind Code:
A1
Abstract:
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.
Inventors:
HAN JONG HYEON (KR)
PARK HUN KUK (KR)
MOON JONG PIL (KR)
JANG BONG SEOK (KR)
YUN HO (KR)
PARK HUN KUK (KR)
MOON JONG PIL (KR)
JANG BONG SEOK (KR)
YUN HO (KR)
Application Number:
PCT/KR2016/012465
Publication Date:
March 01, 2018
Filing Date:
November 01, 2016
Export Citation:
Assignee:
MI TECH CO LTD (KR)
International Classes:
A61F2/90; A61L31/14; A61L31/16; B29C67/00; B33Y70/00; B33Y80/00
Foreign References:
| KR20100045211A | 2010-05-03 | |||
| KR101519922B1 | 2015-05-14 | |||
| KR20120082086A | 2012-07-23 | |||
| JP4779154B2 | 2011-09-28 | |||
| KR20120098188A | 2012-09-05 | |||
| KR101467102B1 | 2014-12-01 |
Other References:
See also references of EP 3505141A4
Attorney, Agent or Firm:
TAEDONG INTERNATIONAL PATENT LAW FIRM (KR)
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