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    • 1. 发明申请
    • Novel stent for treatment of bifurcated lesions
    • 用于治疗分叉病变的新型支架
    • US20050288771A1
    • 2005-12-29
    • US10863192
    • 2004-06-08
    • David MajercakMatthew KreverJin ParkRobert BurgermeisterHikmat HojeibaneMartin Leon
    • David MajercakMatthew KreverJin ParkRobert BurgermeisterHikmat HojeibaneMartin Leon
    • A61F2/00A61F2/02A61F2/82A61M29/02A61F2/06
    • A61F2/856A61F2/91A61F2/915A61F2002/821A61F2002/91533A61F2002/91558A61F2210/0004A61F2250/0067
    • A stent includes a lattice defining a substantially cylindrical configuration having a proximal end portion and a distal end portion, and a middle portion between the proximal end and the distal end. The lattice being moveable from a crimped state to an expanded state, and a plurality of adjacent hoops. Each hoop has a plurality of adjacent loops. Additionally, the stent further includes a plurality of bridges connecting adjacent hoops and a plurality of extensions on the lattice. Each of the hoops and bridges define a cell. The proximal end portion and the distal end portion of the lattice have at least one cell respectively and the middle portion of the lattice has at least one cell. The plurality of extensions are on the middle portion of the lattice. The plurality of extensions are cantilevered projections from the bridges and/or hoops of the lattice. The plurality of extensions are movably deformable in a direction away from the lattice, for example, at least some of the extensions are movably deformable in a direction away from the bridges and at least some of the extensions are movably deformable in a direction away from the hoops.
    • 支架包括限定具有近端部分和远端部分的基本上圆柱形构造的格子,以及近端和远端之间的中间部分。 格子可以从卷曲状态移动到展开状态,并且多个相邻的环。 每个箍具有多个相邻的环。 此外,支架还包括连接相邻环的多个桥和在晶格上的多个延伸部。 每个环和桥定义一个单元格。 晶格的近端部分和远端部分分别具有至少一个电池,并且晶格的中间部分具有至少一个电池。 多个延伸部位于格子的中间部分。 多个延伸部是从网格的桥和/或环的悬臂突起。 所述多个延伸部在远离格子的方向上可移动地变形,例如,至少一些延伸部在远离桥梁的方向上可移动地变形,并且至少一些延伸部分沿着远离网格的方向可移动地变形 箍
    • 2. 发明申请
    • Method for treating a bifurcated vessel
    • 治疗分叉血管的方法
    • US20050131524A1
    • 2005-06-16
    • US10863142
    • 2004-06-08
    • David MajercakMatthew KreverJin ParkRobert BurgermeisterHikmat HojeibaneMartin Leon
    • David MajercakMatthew KreverJin ParkRobert BurgermeisterHikmat HojeibaneMartin Leon
    • A61M29/02A61F2/06A61F2/84A61F2/90
    • A61F2/91A61F2/915A61F2002/91541A61F2002/91558A61F2230/0054
    • A method for treating a bifurcated vessel, wherein the bifurcated vessel has a main vessel and a side branch vessel extending from the main vessel. The method includes the steps of: identifying a site in the main vessel and placing a stent at the site in the main vessel. The stent includes a lattice defining a substantially cylindrical configuration having a proximal end portion and a distal end portion, and a middle portion between the proximal end portion and the distal end portion. The lattice is movable from a crimped state to an expanded state. The lattice has a plurality of adjacent hoops. Each hoop has a plurality of adjacent loops, a plurality of bridges connecting adjacent hoops, and a plurality of extensions on at least some portions of the lattice. Each of the hoops and bridges define a cell. The proximal end portion and the distal end portion of the lattice have at least one cell respectively and the middle portion of the lattice has at least one cell. The at least one cell of the middle portion has spacing between adjacent hoops that is greater than spacing between adjacent hoops of the at least one cell of the proximal end portion and the distal end portion respectively. The at least one cell of the middle portion is dilated adjacent the side branch vessel and a surface of the side branch vessel is supported with at least one of the plurality of the extensions by deformably moving the at least one of the plurality of extensions away from the lattice and into contact with the surface of the side branch vessel.
    • 一种治疗分叉血管的方法,其中分叉血管具有主血管和从主血管延伸的侧支血管。 该方法包括以下步骤:识别主容器中的位置并将支架放置在主容器中的位置处。 支架包括限定具有近端部分和远端部分的基本上圆柱形构造的格子,以及近端部分和远端部分之间的中间部分。 格子可以从卷曲状态移动到展开状态。 格子具有多个相邻的箍。 每个箍具有多个相邻的环,连接相邻环的多个桥,以及在该格的至少某些部分上的多个延伸部。 每个环和桥定义一个单元格。 晶格的近端部分和远端部分分别具有至少一个电池,并且晶格的中间部分具有至少一个电池。 中间部分的至少一个单元在相邻的箍之间具有分别大于近端部分的至少一个单元和远端部分的相邻环之间的间隔的间隔。 中间部分的至少一个单元在侧分支容器附近扩张,并且侧分支容器的表面由多个延伸部中的至少一个支撑,多个延伸部中的至少一个延伸部可变形地将多个延伸部中的至少一个远离 格子并与侧支血管的表面接触。
    • 3. 发明申请
    • Injection of bone marrow-derived conditioned medium for angiogenesis
    • 注射用于血管生成的骨髓来源的条件培养基
    • US20060051334A1
    • 2006-03-09
    • US11117607
    • 2005-04-27
    • Ran KornowskiShmuel FuchsStephen EpsteinMartin Leon
    • Ran KornowskiShmuel FuchsStephen EpsteinMartin Leon
    • A61K48/00
    • C12N5/0691A61K35/28A61K38/1825A61K38/1866A61K38/44A61K48/00C12N2502/1358C12Y114/13039A61K2300/00
    • Methods are provided for promoting formation of collateral blood supply at an ischemic site in tissue by culturing early attaching cells derived from growth of bone marrow aspirate in vitro, collecting early attaching cells produced by the bone marrow culture and injecting conditioned medium produced by culture of the early attaching cells into an ischemic site in heart or limb. The preferred early attaching cells for use in the invention methods are marrow-derived stromal cells. Any donor's bone marrow can be used in preparation of the conditioned medium. Optionally, the early attaching cells can be transfected with an angiogenesis promoting transgene encoding hypoxia inducing factor 1 alpha, a fibroblast growth factor and/or a nitric oxide synthase. Conditioned media containing angiogenic cytokines produced such cells are also provided for injection into tissue, such as heart or peripheral limb muscle, requiring formation of collateral blood supply.
    • 提供了通过体外培养早期粘附来自骨髓吸出物生长的细胞来促进组织缺血部位形成侧支血液供应的方法,收集由骨髓培养产生的早期附着细胞并注入通过培养产生的条件培养基 早期将细胞附着到心脏或肢体的缺血部位。 用于本发明方法的优选早期附着细胞是骨髓来源的基质细胞。 任何供体的骨髓都可用于制备条件培养基。 任选地,可以用编码缺氧诱导因子1α,成纤维细胞生长因子和/或一氧化氮合酶的血管生成促进转基因转染早期附着细胞。 还提供了含有产生这种细胞的血管生成细胞因子的条件培养基用于注射到组织中,例如心脏或外周肢肌,需要形成侧支血液供应。