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    • 1. 发明申请
    • LOCKING MECHANISMS FOR FIXATION DEVICES AND METHODS OF ENGAGING TISSUE
    • 用于固定装置的锁定机构和接合组织的方法
    • WO2005112792A3
    • 2006-03-23
    • PCT/US2005017178
    • 2005-05-16
    • EVALVE INCGOLDFARB ERIC ASARABIA JAIME ERASCHDORF ALFRED HMADDEN JOHN P
    • GOLDFARB ERIC ASARABIA JAIME ERASCHDORF ALFRED HMADDEN JOHN P
    • A61B17/00A61B17/04A61B17/08A61B17/10A61B17/28
    • A61B17/08A61B17/00234A61B17/10A61B17/122A61B17/1285A61B17/2909A61B2017/00243A61B2017/00783A61B2017/2946A61F2/2442
    • Devices, systems and methods are provided for tissue approximation and repair at treatment sites. In particular, fixation devices are provided comprising a pair of fixation elements each having a first end, a free end opposite the first end, and an engagement surface therebetween for engaging the tissue, the first ends being movably coupled together such that the fixation elements are moveable between an open position wherein the free ends are spaced apart and a closed position wherein the free ends are closer together with the engagement surfaces generally facing each other. The fixation devices also include a locking mechanism coupled to the fixation elements for locking the fixation elements in place. The devices, systems and methods of the invention will find use in a variety of therapeutic procedures, including endovascular, minimally-invasive, and open surgical procedures, and can be used in various anatomical regions, including the abdomen, thorax, cardiovascular system, heart, intestinal tract, stomach, urinary tract, bladder, lung, and other organs, vessels, and tissues. The invention is particularly useful in those procedures requiring minimally-invasive or endovascular access to remote tissue locations, where the instruments utilized must negotiate long, narrow, and tortuous pathways to the treatment site.
    • 提供设备,系统和方法用于组织近似和修复治疗部位。 特别地,提供了固定装置,其包括一对固定元件,每个固定元件具有第一端,与第一端相对的自由端和用于接合组织的接合表面,第一端可移动地联接在一起,使得固定元件 在其中自由端间隔开的打开位置和闭合位置之间可移动,其中自由端通常彼此面对的接合表面更靠近在一起。 固定装置还包括联接到固定元件的锁定机构,用于将固定元件锁定就位。 本发明的装置,系统和方法将用于各种治疗方法,包括血管内,微创和开放性外科手术,并可用于各种解剖学领域,包括腹部,胸部,心血管系统,心脏 ,肠道,胃,尿道,膀胱,肺和其他器官,血管和组织。 本发明在需要微创或血管内进入远程组织位置的那些程序中特别有用,其中所使用的仪器必须协商到治疗部位的长,窄和曲折的路径。
    • 2. 发明申请
    • LOCKING MECHANISMS FOR FIXATION DEVICES AND METHODS OF ENGAGING TISSUE
    • 用于固定装置的锁定机构和接合组织的方法
    • WO2005112792A2
    • 2005-12-01
    • PCT/US2005/017178
    • 2005-05-16
    • EVALVE, INC.GOLDFARB, Eric, A.SARABIA, Jaime, E.RASCHDORF, Alfred, H.MADDEN, John, P.
    • GOLDFARB, Eric, A.SARABIA, Jaime, E.RASCHDORF, Alfred, H.MADDEN, John, P.
    • A61B17/10
    • A61B17/08A61B17/00234A61B17/10A61B17/122A61B17/1285A61B17/2909A61B2017/00243A61B2017/00783A61B2017/2946A61F2/2442
    • Devices, systems and methods are provided for tissue approximation and repair at treatment sites. In particular, fixation devices are provided comprising a pair of fixation elements each having a first end, a free end opposite the first end, and an engagement surface therebetween for engaging the tissue, the first ends being movably coupled together such that the fixation elements are moveable between an open position wherein the free ends are spaced apart and a closed position wherein the free ends are closer together with the engagement surfaces generally facing each other. The fixation devices also include a locking mechanism coupled to the fixation elements for locking the fixation elements in place. The devices, systems and methods of the invention will find use in a variety of therapeutic procedures, including endovascular, minimally-invasive, and open surgical procedures, and can be used in various anatomical regions, including the abdomen, thorax, cardiovascular system, heart, intestinal tract, stomach, urinary tract, bladder, lung, and other organs, vessels, and tissues. The invention is particularly useful in those procedures requiring minimally-invasive or endovascular access to remote tissue locations, where the instruments utilized must negotiate long, narrow, and tortuous pathways to the treatment site.
    • 提供了设备,系统和方法用于治疗部位的组织近似和修复。 特别地,提供固定装置,其包括一对固定元件,每个固定元件具有第一端,与第一端相对的自由端以及用于接合组织的接合表面,第一端可移动地联接在一起,使得固定元件 在其中自由端间隔开的打开位置和闭合位置之间可移动,其中自由端与通常彼此面对的接合表面更靠近在一起。 固定装置还包括联接到固定元件的锁定机构,用于将固定元件锁定就位。 本发明的装置,系统和方法将用于各种治疗方法,包括血管内,微创和开放手术,并可用于各种解剖区域,包括腹部,胸部,心血管系统,心脏 ,肠道,胃,尿道,膀胱,肺和其他器官,血管和组织。 本发明在需要微创或血管内进入远程组织位置的那些程序中特别有用,其中所使用的仪器必须协商到治疗部位的长,窄和曲折的路径。
    • 5. 发明申请
    • THIN FILM FIELD EFFECT TRANSISTORS HAVING SCHOTTKY GATE-CHANNEL JUNCTIONS
    • 具有肖特基通道通道的薄膜场效应晶体管
    • WO2006099744A1
    • 2006-09-28
    • PCT/CA2006/000445
    • 2006-03-24
    • THE UNIVERSITY OF BRITISH COLUMBIATAKSHI, ArashMADDEN, John
    • TAKSHI, ArashMADDEN, John
    • H01L29/47H01L51/10H01L29/786H01L29/772
    • H01L51/0508H01L29/812
    • An active electronic device has drain and source electrodes that make ohmic conduct with a layer of a semiconductor. The semiconductor layer may be a thin layer of an organic or amorphous semiconductor. The drain and source electrodes are on a first face of the layer of semiconductor at locations that are spaced apart on either side of a channel. The device has a gate electrode on a second face of the layer of semiconductor adjacent to the channel. The gate electrode makes a Schottky contact with the semiconductor to produce a depletion region in the channel. The gate electrode may encapsulate the channel so that the channel is protected from contact with oxygen, water molecules or other materials in the environment. In some embodiments, the device has an additional gate electrode separated from the semiconductor layer by an insulating layer. Such embodiments combine features of OFETs and MESFETs.
    • 有源电子器件具有用半导体层形成欧姆导体的漏极和源极。 半导体层可以是有机或非晶半导体的薄层。 漏极和源电极位于半导体层的第一面上,在沟道的任一侧间隔开。 器件在与沟道相邻的半导体层的第二面上具有栅电极。 栅电极与半导体形成肖特基接触,以在沟道中产生耗尽区。 栅电极可以封装通道,使得通道被保护以免与氧气,水分子或环境中的其它材料接触。 在一些实施例中,器件具有通过绝缘层与半导体层分离的附加栅电极。 这样的实施例组合OFET和MESFET的特征。