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    • 25. 发明公开
    • LOCKING MECHANISMS FOR FIXATION DEVICES
    • 固定装置的锁定机构
    • EP3143944A3
    • 2017-05-31
    • EP16196023.2
    • 2005-05-16
    • Evalve, Inc.
    • GOLDFARB, Eric A.SARABIA, Jaime E.RASCHDORF, Alfred H.MADDEN, John P.
    • A61B17/04A61B17/08A61B17/10A61B17/00
    • 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.
    • 设备,系统和方法用于治疗部位的组织近似和修复。 具体而言,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以及其间的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 可在自由端间隔开的打开位置和其中自由端与通常彼此面对的接合面更靠近在一起的闭合位置之间移动。 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在适当位置。 本发明的装置,系统和方法可用于各种治疗过程,包括血管内,微创和开放性外科手术,并且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接近远端组织位置的那些手术中特别有用,其中所使用的器械必须与治疗部位协商长,窄和曲折的通路。
    • 26. 发明公开
    • DOUBLE ORIFICE DEVICE FOR TRANSCATHETER MITRAL VALVE REPLACEMENT
    • VORRICHTUNG MIT DOPPELTERÖFFNUNGZUR NEUPLATZIERUNG EINER TRANSKATHETER-MITRALKLAPPE
    • EP3125777A1
    • 2017-02-08
    • EP15715889.0
    • 2015-03-17
    • Evalve Inc.
    • HERNANDEZ, Carlos G.
    • A61B17/04A61B17/08A61F2/24A61B17/34A61B17/00A61B90/00
    • Valve devices for replacement of mitral valves while preserving valvular and subvalvular mitral valve apparatus. The valve device may be configured as a double orifice valve replacement device, and may include an anchoring and manifold assembly coupleable to a delivery catheter. The assembly may include means for anchoring the device to the mitral valve or to a fixation device already attached to the mitral valve. A peripheral ring anchoring system secured to the assembly may include at least one expandable anchoring ring that is expandable within an orifice of the mitral valve so as to surround the orifice perimeter. A helical suture may be helically disposable about the ring, securing the ring to adjacent leaflet tissue. A trap door valve including a trap door body that seals against the anchoring ring during systole and unseals during the diastolic portion of the cardiac cycle may be provided.
    • 用于更换二尖瓣的瓣膜装置,同时保留瓣膜和亚瓣膜二尖瓣装置。 阀装置可以被配置为双孔瓣更换装置,并且可以包括可耦合到输送导管的锚定和歧管组件。 组件可以包括用于将装置锚定到二尖瓣或已经附接到二尖瓣的固定装置的装置。 固定到组件上的外围环锚定系统可以包括至少一个可扩张的锚定环,其可在二尖瓣的孔口内扩张,以便围绕孔的周边。 螺旋缝合线可以在环周围是螺旋状的,将环固定在相邻的小叶组织上。 可以提供一种陷阱门阀,其包括在心脏周期的舒张期期间在收缩期间和开封期间密封锚定环的收集门体。