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    • 4. 发明申请
    • MEDICAL DEVICE DELIVERY SYSTEM
    • 医疗器械输送系统
    • WO2003045275A2
    • 2003-06-05
    • PCT/US2002/038289
    • 2002-11-27
    • COOK INCORPORATEDOREGON HEALTH AND SCIENCE UNIVERSITY
    • PAVCNIK, DusanCASE, Brian, C.DIXON, Christopher, G.FLAGLE, Jacob, A.GARRISON, MikeHOFFA, Andrew, K.LEONARD, Ray, II
    • A61F2/00
    • A61F2/2436A61F2/95A61F2002/011A61F2002/9517
    • A delivery system (10) for implanting a medical device (30) such as a venous valve into the vasculature of a patient. The delivery system includes a delivery catheter (11) having a device-containing portion (15) adjacent to the distal end (14) thereof, and an inner member (16) extending through the catheter and beyond the distal end thereof, to an atraumatic distal tip portion (17) forward of the catheter distal end. The inner member extends through the medical device in the device-containing region, includes a proximal portion (18) with sufficiently large diameter to prevent longitudinal movement of the device as the catheter is retracted during deployment, and centers the device upon release from the distal catheter end during deployment. The inner member is preferably radiolucent underlying the device for contrast with radiopaque markers (43) of the device. The inner member preferably includes a flat portion (35) extending from the device-containing portion to the proximal end (22) to form a passageway or lumen (21) with the delivery catheter to transmit hydrating fluid to a device such as a valve containing lyophilized tissue requiring hydration immediately prior to patient implantation.
    • 一种用于将诸如静脉瓣的医疗装置(30)植入患者脉管系统的输送系统(10)。 递送系统包括具有与其远端(14)相邻的装置容纳部分(15)的输送导管(11)和延伸穿过导管并超出其远端的内部构件(16)到无创伤 远端尖端部分(17)在导管远端的前方。 内部构件在包含装置的区域中延伸通过医疗装置,包括具有足够大直径的近端部分(18),以在导管在展开期间缩回时防止装置的纵向移动,并且使得装置在从远端 导管在部署期间结束。 内部构件优选地是设备下方的射线可透以与装置的不透射线标记(43)形成对比。 内部构件优选地包括从装置容纳部分延伸到近端(22)的平坦部分(35),以与输送导管形成通道或内腔(21),以将保湿流体传送到装置,例如包含 在患者植入之前立即需要水合的冻干组织。
    • 5. 发明申请
    • SPIDER PFO CLOSURE DEVICE
    • SPIDER PFO封闭装置
    • WO2009029261A1
    • 2009-03-05
    • PCT/US2008/010109
    • 2008-08-26
    • COOK INCORPORATEDOREGON HEALTH AND SCIENCE UNIVERSITYTEKULVE, Kurt, J.PAVCNIK, Dusan
    • TEKULVE, Kurt, J.PAVCNIK, Dusan
    • A61B17/00
    • A61B17/0057A61B2017/00575A61B2017/00579A61B2017/00592A61B2017/00597A61B2017/00615A61B2017/00623A61B2017/00867
    • A device for occluding septal defects or other bodily passageways including PFOs, includes an occluding body formed from a plurality of flexible outwardly radiating occluding wires connected to one or more biocompatible sheet materials. The occluding wires are joined together at proximal wire ends. Linking members connectively link the occluding body to a flexible, substantially linear anchor formed from at least one tube, coil, or bar. The anchor is configured for placement on one side of bodily passageway, whereby the longitudinal axis of at least one anchor extends across a transverse cross-section of the bodily passageway, anchoring the occluding body in place against the other side of a bodily passageway to close, occlude, or fill at least a lumenal portion of a bodily passageway. The anchor may include one or more grasping member(s) integrally formed or connected to the tube, coil, or bar for releasable attachment to an anchor engaging member, such as a biopsy forceps. In a further aspect, a closure device assembly includes a delivery catheter housing a collapsibly disposed closure device linked to a biopsy forceps. The biopsy forceps may be positioned in a locking catheter, which is configured to prevent inadvertent release of the closure device when held in a compressed state inside the delivery catheter. By positioning the catheter near a bodily passageway, such as a PFO, and disengaging the anchor engaging member from the grasping member, the closure device may be released so as to facilitate stable closure of the bodily passageway.
    • 用于阻塞间隔缺损或其他身体通道(包括PFO)的装置包括由连接到一个或多个生物相容性片材的多个柔性向外辐射阻塞线形成的闭塞体。 封闭线在近端线端连接在一起。 连接构件将闭塞体连接到由至少一个管,线圈或杆形成的柔性基本线性的锚固件。 该锚固件构造成用于放置在身体通道的一侧上,由此至少一个锚固件的纵向轴线延伸穿过身体通道的横向横截面,将闭塞体固定在身体通道的另一侧以封闭 ,闭塞或填充身体通道的至少腔内部分。 锚固件可以包括一个或多个整体形成或连接到管,线圈或杆的抓握构件,用于可释放地附接到锚固件接合构件,例如活检钳。 在另一方面,闭合装置组件包括输送导管,其容纳与活检钳连接的可折叠地设置的闭合装置。 活检钳可以定位在锁定导管中,该锁定导管被配置成防止当将其保持在输送导管内部的压缩状态时封闭装置的意外释放。 通过将导管定位在诸如PFO的身体通道附近,并且将锚定接合构件与抓握构件分离,则可以释放闭合装置,以便于身体通道的稳定关闭。