KR20150080555A - Ｐｌｌａ로부터 제조된 풍선 팽창성 스텐트 - Google Patents
Ｐｌｌａ로부터 제조된 풍선 팽창성 스텐트 Download PDFInfo
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- KR20150080555A KR20150080555A KR1020157013706A KR20157013706A KR20150080555A KR 20150080555 A KR20150080555 A KR 20150080555A KR 1020157013706 A KR1020157013706 A KR 1020157013706A KR 20157013706 A KR20157013706 A KR 20157013706A KR 20150080555 A KR20150080555 A KR 20150080555A
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- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/22—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of tubes
- B29C55/24—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of tubes radial
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/753—Medical equipment; Accessories therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49908—Joining by deforming
- Y10T29/49925—Inward deformation of aperture or hollow body wall
- Y10T29/49927—Hollow body is axially joined cup or tube
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Cardiology (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Surgery (AREA)
- Epidemiology (AREA)
- Prostheses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Materials For Medical Uses (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261717613P | 2012-10-23 | 2012-10-23 | |
| US61/717,613 | 2012-10-23 | ||
| US13/842,547 US9956097B2 (en) | 2012-10-23 | 2013-03-15 | Methods for vascular restoration therapy |
| US13/842,432 US9517150B2 (en) | 2012-10-23 | 2013-03-15 | Time-dependent polymer scaffolds |
| US13/842,547 | 2013-03-15 | ||
| US13/842,432 | 2013-03-15 | ||
| PCT/US2013/036434 WO2014065885A1 (en) | 2012-10-23 | 2013-04-12 | A balloon expandable stent made from plla |
Publications (1)
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| KR20150080555A true KR20150080555A (ko) | 2015-07-09 |
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| Country | Link |
|---|---|
| US (3) | US9517150B2 (enExample) |
| EP (1) | EP2911619B1 (enExample) |
| JP (1) | JP6258340B2 (enExample) |
| KR (1) | KR20150080555A (enExample) |
| CN (1) | CN104736108A (enExample) |
| HK (1) | HK1212195A1 (enExample) |
| WO (1) | WO2014065885A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102783996B1 (ko) * | 2023-09-27 | 2025-03-19 | 주식회사 도터 | 생분해성 고분자 스텐트 및 이를 포함하는 카테터 시스템 |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8814930B2 (en) | 2007-01-19 | 2014-08-26 | Elixir Medical Corporation | Biodegradable endoprosthesis and methods for their fabrication |
| US9517150B2 (en) | 2012-10-23 | 2016-12-13 | Abbott Cardiovascular Systems Inc. | Time-dependent polymer scaffolds |
| US10335300B2 (en) * | 2013-01-18 | 2019-07-02 | Memory Effect Medical, LLC | System for deploying a capacitive shape memory catheterization device and methods for use therewith |
| US9700244B2 (en) * | 2013-01-18 | 2017-07-11 | Memory Effect Medical, LLC | Wireless degradation data generator for use with a therapeutic scaffold and methods for use therewith |
| US9662231B2 (en) * | 2013-03-15 | 2017-05-30 | Abbott Cardiovascular Systems Inc. | Polymer scaffolds having enhanced axial fatigue properties |
| US10098771B2 (en) | 2013-09-25 | 2018-10-16 | Abbott Cardiovascular Systems Inc. | Clip sheath for a polymer scaffold |
| US10022906B2 (en) | 2014-07-30 | 2018-07-17 | Abbott Cardiovascular Systems Inc. | Methods for solid phase processing of tubes and medical devices made from the processed tubes |
| US9855156B2 (en) * | 2014-08-15 | 2018-01-02 | Elixir Medical Corporation | Biodegradable endoprostheses and methods of their fabrication |
| US9730819B2 (en) | 2014-08-15 | 2017-08-15 | Elixir Medical Corporation | Biodegradable endoprostheses and methods of their fabrication |
| US9931787B2 (en) | 2014-09-18 | 2018-04-03 | Abbott Cardiovascular Systems Inc. | Crimping polymer scaffolds |
| WO2016044788A2 (en) | 2014-09-18 | 2016-03-24 | Abbott Cardiovascular Systems Inc. | Thermal processing of polymer scaffolds |
| US10010653B2 (en) | 2016-02-05 | 2018-07-03 | Abbott Cardiovascular Systems Inc. | Methods for increasing coating strength to improve scaffold crimping yield |
| US11622872B2 (en) | 2016-05-16 | 2023-04-11 | Elixir Medical Corporation | Uncaging stent |
| CN109561955B (zh) | 2016-05-16 | 2021-04-16 | 万能医药公司 | 撑开支架 |
| US11628077B2 (en) * | 2016-10-31 | 2023-04-18 | Razmodics Llc | Post deployment radial force recovery of biodegradable scaffolds |
| US10709589B2 (en) * | 2017-05-09 | 2020-07-14 | Abbott Cardiovascular Systems Inc. | Accelerated aging for polymeric scaffolds |
| PL3700475T3 (pl) * | 2018-03-29 | 2022-01-03 | Sahajanand Medical Technologies Limited | Stent |
| JP1651803S (ja) * | 2019-04-15 | 2020-02-03 | 注射器用キャップ | |
| US11517457B2 (en) * | 2019-07-03 | 2022-12-06 | Abbott Cardiovascular Systems Inc. | Intravascular stent |
Family Cites Families (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2380683C (en) | 1991-10-28 | 2006-08-08 | Advanced Cardiovascular Systems, Inc. | Expandable stents and method for making same |
| US5951540A (en) * | 1998-10-22 | 1999-09-14 | Medtronic, Inc. | Device and method for mounting stents |
| US20030050692A1 (en) | 2000-12-22 | 2003-03-13 | Avantec Vascular Corporation | Delivery of therapeutic capable agents |
| AU2003228890A1 (en) * | 2002-05-08 | 2003-11-11 | Abbott Laboratories | Endoprosthesis having foot extensions |
| US7122049B2 (en) * | 2003-03-19 | 2006-10-17 | Advanced Bio Prosthetic Surfaces, Ltd. | Endoluminal stent having mid-strut interconnecting members |
| US20060020330A1 (en) * | 2004-07-26 | 2006-01-26 | Bin Huang | Method of fabricating an implantable medical device with biaxially oriented polymers |
| US20110066222A1 (en) | 2009-09-11 | 2011-03-17 | Yunbing Wang | Polymeric Stent and Method of Making Same |
| US7875233B2 (en) * | 2004-09-30 | 2011-01-25 | Advanced Cardiovascular Systems, Inc. | Method of fabricating a biaxially oriented implantable medical device |
| US7404823B2 (en) * | 2005-10-31 | 2008-07-29 | Boston Scientific Scimed, Inc. | Stent configurations |
| US20100010622A1 (en) | 2006-03-13 | 2010-01-14 | Abbott Laboratories | Hybrid segmented endoprosthesis |
| US8882826B2 (en) * | 2006-08-22 | 2014-11-11 | Abbott Cardiovascular Systems Inc. | Intravascular stent |
| JP4871692B2 (ja) * | 2006-09-29 | 2012-02-08 | テルモ株式会社 | 生体内留置用ステントおよび生体器官拡張器具 |
| US8512392B2 (en) * | 2007-03-09 | 2013-08-20 | Boston Scientific Scimed, Inc. | Stent design with struts of various angles and stiffness |
| US8002817B2 (en) * | 2007-05-04 | 2011-08-23 | Abbott Cardiovascular Systems Inc. | Stents with high radial strength and methods of manufacturing same |
| US8388673B2 (en) | 2008-05-02 | 2013-03-05 | Abbott Cardiovascular Systems Inc. | Polymeric stent |
| DE102007034041A1 (de) | 2007-07-20 | 2009-01-22 | Biotronik Vi Patent Ag | Medikamentendepots für medizinische Implantate |
| US20100217377A1 (en) * | 2007-10-10 | 2010-08-26 | Miv Therapeutics, Inc. | Calcium phosphate coated stents comprising cobalt chromium alloy |
| US8206635B2 (en) * | 2008-06-20 | 2012-06-26 | Amaranth Medical Pte. | Stent fabrication via tubular casting processes |
| US9572692B2 (en) | 2009-02-02 | 2017-02-21 | Abbott Cardiovascular Systems Inc. | Bioabsorbable stent that modulates plaque geometric morphology and chemical composition |
| RU2566225C2 (ru) | 2009-02-09 | 2015-10-20 | ЭВИЗИО МЕДИКАЛ ДЕВАЙСИЗ ЮЭлСи | Стент |
| EP3241530B1 (en) * | 2009-04-10 | 2024-01-17 | Covidien LP | Implants having high fatigue resistance and implant delivery systems |
| US20110066223A1 (en) | 2009-09-14 | 2011-03-17 | Hossainy Syed F A | Bioabsorbable Stent With Time Dependent Structure And Properties |
| US8425587B2 (en) | 2009-09-17 | 2013-04-23 | Abbott Cardiovascular Systems Inc. | Method of treatment with a bioabsorbable stent with time dependent structure and properties and regio-selective degradation |
| US8808353B2 (en) * | 2010-01-30 | 2014-08-19 | Abbott Cardiovascular Systems Inc. | Crush recoverable polymer scaffolds having a low crossing profile |
| US8568471B2 (en) | 2010-01-30 | 2013-10-29 | Abbott Cardiovascular Systems Inc. | Crush recoverable polymer scaffolds |
| US20120029618A1 (en) | 2010-07-28 | 2012-02-02 | Boston Scientific Scimed, Inc. | Stent Connector Bump Design |
| US9345602B2 (en) | 2010-09-23 | 2016-05-24 | Abbott Cardiovascular Systems Inc. | Processes for making crush recoverable polymer scaffolds |
| US8414528B2 (en) | 2011-05-27 | 2013-04-09 | Abbott Cardiovascular Systems Inc. | Polymer scaffold sheaths |
| US8726483B2 (en) | 2011-07-29 | 2014-05-20 | Abbott Cardiovascular Systems Inc. | Methods for uniform crimping and deployment of a polymer scaffold |
| US20130085564A1 (en) | 2011-10-03 | 2013-04-04 | Abbott Cardiovascular Systems Inc. | Modified scaffolds for peripheral applications |
| US20130123905A1 (en) * | 2011-11-15 | 2013-05-16 | Abbott Cardiovascular Systems Inc. | Offset peak-to-peak stent pattern |
| US20130338762A1 (en) | 2012-06-15 | 2013-12-19 | Abbott Cardiovascular Systems Inc. | Bioresorbable polymer peripheral scaffolds made from block copolymers of poly(l-lactide) and hydrophilic polymers |
| US9498359B2 (en) | 2012-07-13 | 2016-11-22 | Abbott Cardiovascular Systems Inc. | Polymer scaffolds for peripheral vessels |
| US9724219B2 (en) | 2012-10-04 | 2017-08-08 | Abbott Cardiovascular Systems Inc. | Method of uniform crimping and expansion of medical devices |
| US9517150B2 (en) | 2012-10-23 | 2016-12-13 | Abbott Cardiovascular Systems Inc. | Time-dependent polymer scaffolds |
| US9662231B2 (en) | 2013-03-15 | 2017-05-30 | Abbott Cardiovascular Systems Inc. | Polymer scaffolds having enhanced axial fatigue properties |
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- 2013-03-15 US US13/842,547 patent/US9956097B2/en active Active
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102783996B1 (ko) * | 2023-09-27 | 2025-03-19 | 주식회사 도터 | 생분해성 고분자 스텐트 및 이를 포함하는 카테터 시스템 |
Also Published As
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| HK1212195A1 (en) | 2016-06-10 |
| US9517150B2 (en) | 2016-12-13 |
| US20140114398A1 (en) | 2014-04-24 |
| JP2015533578A (ja) | 2015-11-26 |
| CN104736108A (zh) | 2015-06-24 |
| US20180036154A1 (en) | 2018-02-08 |
| US9956097B2 (en) | 2018-05-01 |
| US11135074B2 (en) | 2021-10-05 |
| WO2014065885A1 (en) | 2014-05-01 |
| EP2911619A1 (en) | 2015-09-02 |
| US20140114399A1 (en) | 2014-04-24 |
| EP2911619B1 (en) | 2018-10-31 |
| JP6258340B2 (ja) | 2018-01-17 |
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Patent event date: 20150522 Patent event code: PA01051R01D Comment text: International Patent Application |
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