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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0138041 (1993-10-15) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 456 인용 특허 : 0 |
A radially expandable stent for implantation within a body lumen having a generally cylindrical body with open proximal and distal ends, the cylindrical body comprising a plurality of metal elements joined to allow flexing of the cylindrical body along the longitudinal axis of the body whereby the s
A radially expandable stent for implantation within a body lumen having a generally cylindrical body with open proximal and distal ends, the cylindrical body comprising a plurality of metal elements joined to allow flexing of the cylindrical body along the longitudinal axis of the body whereby the stent can conform to a curved body lumen and a polymeric film extending between the metal elements of the stent. The stent provides a biocompatible polymeric surface to contact and support a body lumen and also a flexible structure to allow the stent to conform closely to bends in a body lumen. The stent is especially useful for repairing an injury to blood vessels caused during angioplasty procedures.
In a radially expandable stent for implantation within a body lumen, the stent having a generally cylindrical body with a longitudinal axis and open proximal and distal ends, the cylindrical body comprising a plurality of metal elements, the metal elements including means for expanding the cylindric
In a radially expandable stent for implantation within a body lumen, the stent having a generally cylindrical body with a longitudinal axis and open proximal and distal ends, the cylindrical body comprising a plurality of metal elements, the metal elements including means for expanding the cylindrical body from a first diameter to a second diameter and means for providing radial support for the body lumen at the expanded diameter, the metal elements joined together from the proximal to the distal end of the cylindrical body to allow flexing of the stent along the longitudinal axis to permit the stent to conform to a curved body lumen, the improvement comprising: a bioabsorbable polymeric film extending between the metal elements of the stent, the polymeric film having strain relief means located between the elements.
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