发明公开
- 专利标题: DUAL SUPPORTED INTRALUMINAL GRAFT
- 专利标题(中): DOUBLE BACKED腔内移植物如
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申请号: EP96911474.0申请日: 1996-04-02
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公开(公告)号: EP0822789A1公开(公告)日: 1998-02-11
- 发明人: BYNON, Anne, Nina , CUNDY, Sandra, M. , KOWLIGI, Rajagopal, R.
- 申请人: IMPRA, INC.
- 申请人地址: 1625 West Third Street P.O. Box 1740 Tempe, AZ 85280-1740 US
- 专利权人: IMPRA, INC.
- 当前专利权人: IMPRA, INC.
- 当前专利权人地址: 1625 West Third Street P.O. Box 1740 Tempe, AZ 85280-1740 US
- 代理机构: Marsh, Roy David, et al
- 优先权: US19950430970 19950428
- 国际公布: WO1996033672 19961031
- 主分类号: A61F2
- IPC分类号: A61F2
摘要:
This invention is a dual supported intraluminal graft comprising a biocompatible flexible layer (16) sandwiched between two structural support layers (18, 20). The preferred embodiment comprises a first structural support (18), such as a stent, which is concentrically retained within a tubular shaped PFTE graft (16) which is concentrically retained within a second structural support (20), such as a stent. The ends of the PFTE graft may be folded back onto the outer surface of the second structural support thereby forming flaps (30, 32). Upon radial expansion of the preferred embodiment, the stent/graft/stent assembly forms inseparable layers.
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