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    • 1. 发明授权
    • Everted filter device
    • 过滤器
    • US08092486B2
    • 2012-01-10
    • US12581960
    • 2009-10-20
    • Marwane BerradaRichard S. KusleikaKent D. Anderson
    • Marwane BerradaRichard S. KusleikaKent D. Anderson
    • A61M29/00A61B17/22
    • A61F2/013A61F2002/018A61F2230/0006A61F2230/0069A61F2230/008
    • Everting filter devices and methods for using the devices, including using the devices as intra-vascular filters to filter thrombus, emboli, and plaque fragments from blood vessels. The filter devices include a filter body nominally tubular in shape and having a large proximal opening. The filter body can extend from a proximal first end region distally over the non-everted exterior surface of the filter, further extending distally to a distal-most region, then converging inwardly and extending proximally toward the filter second end region, forming a distal everted cavity. The degree of eversion of the filter can be controlled by varying the distance between the filter first end region near the proximal opening and the closed second end region. Bringing the filter first and second end regions closer together can bring filter material previously on the non-everted filter exterior to occupy the distal-most region.
    • 永久过滤装置和使用装置的方法,包括使用装置作为血管内过滤器来从血管中过滤血栓,栓塞和斑块碎片。 过滤装置包括标称管状的过滤器体,并具有大的近端开口。 过滤器主体可以从近端第一端部区域远离过滤器的非转角外表面延伸,并进一步向远端延伸到最远侧区域,然后向内收敛并向近端朝向过滤器第二端部区域延伸,形成远端 腔。 可以通过改变近侧开口附近的过滤器第一端部区域与闭合的第二端部区域之间的距离来控制过滤器的外翻度。 使过滤器第一和第二端部区域更靠近在一起可以将过滤材料预先放置在非转角过滤器外部以占据最远侧区域。
    • 3. 发明申请
    • RAPID EXCHANGE CATHETERS USABLE WITH EMBOLIC PROTECTION DEVICES
    • 快速交换电缆可用于嵌入式保护装置
    • US20080188888A1
    • 2008-08-07
    • US12100837
    • 2008-04-10
    • Daniel O. AdamsMarwane BerradaCathleen M. von LeheRichard S. Kusleika
    • Daniel O. AdamsMarwane BerradaCathleen M. von LeheRichard S. Kusleika
    • A61M29/00
    • A61F2/013A61F2002/011A61F2002/018A61F2230/0008A61F2230/008
    • Catheters, assemblies, and methods for delivering and recovering embolic protection devices. Catheters are provided that can be advanced over single length guide wires and which can be retracted over single length wire shafts of distal embolic protection devices. One catheter is a two-port catheter having two sidewall ports, a distal end port, and a proximal end port. The two-port catheter can be advanced over a guide wire threaded between the distal end port and the distal sidewall port. An embolic protection device wire shaft can be back loaded into the distal end port and out the proximal sidewall port. A three-port catheter includes a distal end port, and distal, intermediate, and proximal sidewall ports. The distal sidewall port can be dimensioned to accept passage of a filter body through the port. The distal end port can be dimensioned to accept only a guide wire to provide a smooth transition from the guide wire to the small profile distal end. The guide wire can extend between the distal end port and the intermediate port while the filter body shaft can extend through the proximal port, to be distally urged through the distal sidewall port. Another catheter embodiment is a slotted catheter, including a biased, normally open slot over most of its length. The slot can be sufficiently small to resist unwanted transverse movement of a wire through the slot. The slotted catheter can be retracted over a wire by forcing the wire through the resilient slot.
    • 用于输送和恢复栓塞保护装置的导管,组件和方法。 提供导管,其可以在单长导丝上前进,并且可以在远端栓塞保护装置的单长丝线轴上缩回。 一个导管是具有两个侧壁端口,远端端口和近端端口的双端口导管。 双端口导管可以在远端端口和远端侧壁端口之间的引导线上前进。 栓塞保护装置线轴可以被背负载到远端端口中并且从近端侧壁端口出来。 三端口导管包括远端端口以及远端,中间和近端侧壁端口。 远端侧壁端口的尺寸可以容纳过滤体通过端口的通道。 该远端端口的尺寸可被设计为仅接纳导丝,以提供从导丝到小轮廓远端的平滑过渡。 引导线可以在远端端口和中间端口之间延伸,同时过滤器主体轴可以延伸穿过近端端口,以便通过远端侧壁端口被远离地推动。 另一个导管实施例是开槽导管,其包括在其大部分长度上的偏置的常开狭槽。 槽可以足够小以阻止电线穿过狭槽的不必要的横向移动。 狭缝导管可以通过将线穿过弹性槽而缩回到导线上。
    • 4. 发明申请
    • RAPID EXCHANGE CATHETERS USABLE WITH EMBOLIC PROTECTION DEVICES
    • 快速交换电缆可用于嵌入式保护装置
    • US20100179491A1
    • 2010-07-15
    • US12729914
    • 2010-03-23
    • Daniel O. AdamsMarwane BerradaCathleen M. von LeheRichard S. Kusleika
    • Daniel O. AdamsMarwane BerradaCathleen M. von LeheRichard S. Kusleika
    • A61M25/00A61F2/06
    • A61F2/013A61F2002/011A61F2002/018A61F2230/0008A61F2230/008
    • Catheters, assemblies, and methods for delivering and recovering embolic protection devices. Catheters are provided that can be advanced over single length guide wires and which can be retracted over single length wire shafts of distal embolic protection devices. One catheter is a two-port catheter having two sidewall ports, a distal end port, and a proximal end port. The two-port catheter can be advanced over a guide wire threaded between the distal end port and the distal sidewall port. An embolic protection device wire shaft can be back loaded into the distal end port and out the proximal sidewall port. A three-port catheter includes a distal end port, and distal, intermediate, and proximal sidewall ports. The distal sidewall port can be dimensioned to accept passage of a filter body through the port. The distal end port can be dimensioned to accept only a guide wire to provide a smooth transition from the guide wire to the small profile distal end. The guide wire can extend between the distal end port and the intermediate port while the filter body shaft can extend through the proximal port, to be distally urged through the distal sidewall port. Another catheter embodiment is a slotted catheter, including a biased, normally open slot over most of its length. The slot can be sufficiently small to resist unwanted transverse movement of a wire through the slot. The slotted catheter can be retracted over a wire by forcing the wire through the resilient slot.
    • 用于输送和恢复栓塞保护装置的导管,组件和方法。 提供导管,其可以在单长导丝上前进,并且可以在远端栓塞保护装置的单长丝线轴上缩回。 一个导管是具有两个侧壁端口,远端端口和近端端口的双端口导管。 双端口导管可以在远端端口和远端侧壁端口之间的引导线上前进。 栓塞保护装置线轴可以被背负载到远端端口中并且从近端侧壁端口出来。 三端口导管包括远端端口以及远端,中间和近端侧壁端口。 远端侧壁端口的尺寸可以容纳过滤体通过端口的通道。 该远端端口的尺寸可被设计为仅接纳导丝,以提供从导丝到小轮廓远端的平滑过渡。 引导线可以在远端端口和中间端口之间延伸,同时过滤器主体轴可以延伸穿过近端端口,以便通过远端侧壁端口被远离地推动。 另一个导管实施例是开槽导管,其包括在其大部分长度上的偏置的常开狭槽。 槽可以足够小以阻止电线穿过狭槽的不必要的横向移动。 狭缝导管可以通过将线穿过弹性槽而缩回到导线上。