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    • 1. 发明授权
    • Embolic protection devices
    • 栓塞保护装置
    • US08845583B2
    • 2014-09-30
    • US11651667
    • 2007-01-10
    • William J. BoyleDavid H. BurkettAndy E. DenisonBenjamin C. HuterScott J. HuterArkady KokishKent C. B. StalkerChicheng WangJohn D. Whitfield
    • William J. BoyleDavid H. BurkettAndy E. DenisonBenjamin C. HuterScott J. HuterArkady KokishKent C. B. StalkerChicheng WangJohn D. Whitfield
    • A61M29/00A61F2/01
    • A61F2/013A61F2002/011A61F2002/015A61F2002/018A61F2230/0006A61F2230/005A61F2230/0067A61F2230/008
    • An embolic protection device for use in a blood vessel when an interventional procedure is being performed in a stenosed or occluded region to capture any embolic material which may be created and released into the bloodstream during the procedure. The device includes a filtering assembly having a self-expanding strut assembly and a filter element attached thereto. In one embodiment, the filtering assembly is attached to the distal end of a guidewire and is deployed within the patient's vasculature as the guidewire is manipulated into the area of treatment. A restraining sheath placed over the filtering assembly in a coaxial arrangement maintains the filtering assembly in its collapsed position until it is ready to be deployed by the physician. Thereafter, the sheath can be retracted to expose the filtering assembly which will then self-expand within the patient's vasculature. Interventional devices can be delivered over the guidewire and any embolic debris created during the interventional procedure and released into the blood stream will enter the filtering assembly and be captured therein. Other embodiments include filtering assemblies attached to an outer tubular member and inner shaft member which apply axial force to the distal ends of the assembly to either expand or contract the struts as needed.
    • 一种用于血管中的栓塞保护装置,当在狭窄或闭塞区域进行介入手术以捕获可能在手术期间产生和释放到血流中的任何栓塞物质。 该装置包括具有自扩张支柱组件和附接到其上的过滤元件的过滤组件。 在一个实施例中,过滤组件附接到导丝的远端,并且当导线被操纵进入治疗区域时,其部署在患者的脉管系统内。 以同轴布置放置在过滤组件上方的限制护套将过滤组件保持在其收缩位置,直到其准备好由医师部署。 此后,护套可缩回以露出过滤组件,然后过滤组件将在患者的脉管系统内自我扩张。 介入装置可以在导丝上传送,并且在介入手术期间产生的并释放到血流中的任何栓塞碎片将进入过滤组件并被捕获在其中。 其他实施例包括附接到外部管状构件和内部轴构件的过滤构件,其向组件的远端施加轴向力,以根据需要来扩展或收缩支柱。
    • 2. 发明授权
    • Delivery and recovery sheaths for medical devices
    • 用于医疗器械的输送和恢复护套
    • US07678128B2
    • 2010-03-16
    • US09897295
    • 2001-06-29
    • William J. BoyleAndy E. DenisonBenjamin C. HuterScott J. HuterJohn E. PappCharles R. PetersonKent C. B. Stalker
    • William J. BoyleAndy E. DenisonBenjamin C. HuterScott J. HuterJohn E. PappCharles R. PetersonKent C. B. Stalker
    • A61M29/00
    • A61F2/013A61F2/95A61F2002/011A61F2002/018A61F2230/0006A61F2230/008
    • A deployment control system provides controlled deployment of an embolic protection device which may include a guide wire, an expandable filter attached to the guide wire near its distal end, and a restraining sheath that maintains the expanded filter in a collapsed position. The deployment control system includes a torque control device which allows the physician to torque the guide wire into the patient's anatomy and a mechanism for preventing the guide wire from buckling as the restraining sheath is being retracted to deploy the expandable filter. A recovery control system for recovering the embolic protection device includes an inner catheter which extends within a lumen of an outer recovery sheath in a coaxial arrangement. A distal portion of the inner catheter extends beyond another recovery sheath during advancement of the recovery system into the vasculature. The recovery sheath can be advanced over the inner catheter to collapse the expandable filter. The proximal ends of the inner catheter and recovery sheath include handle portions having snap mechanisms which hold the components together as the recovery system is being advanced into the patient's vasculature.
    • 部署控制系统提供栓塞保护装置的可控部署,该栓塞保护装置可以包括引导线,在其远端附近附接到导丝的可扩张过滤器,以及将扩张过滤器保持在折叠位置的限制护套。 部署控制系统包括扭矩控制装置,该扭矩控制装置允许医师将导丝扭转到患者的解剖结构中,以及用于防止导线在收缩护套以展开可膨胀过滤器时弯曲的机构。 用于回收栓塞保护装置的恢复控制系统包括在同轴布置中在外部恢复护套的内腔内延伸的内导管。 在将回收系统推进脉管系统期间,内导管的远端部分延伸超过另一恢复护套。 恢复护套可以在内导管上推进以使可膨胀过滤器折叠。 内导管和恢复护套的近端包括手柄部分,其具有卡扣机构,当回收系统进入患者的脉管系统时,该部件将部件保持在一起。
    • 4. 发明申请
    • DELIVERY AND RECOVERY SHEATHS FOR MEDICAL DEVICES
    • 医疗器械的交付和恢复
    • US20100174355A1
    • 2010-07-08
    • US12724140
    • 2010-03-15
    • William J. BoyleAndy E. DenisonBenjamin C. HuterScott J. HuterJohn E. PappCharles R. PetersonKent C.B. Stalker
    • William J. BoyleAndy E. DenisonBenjamin C. HuterScott J. HuterJohn E. PappCharles R. PetersonKent C.B. Stalker
    • A61F2/84
    • A61F2/013A61F2/95A61F2002/011A61F2002/018A61F2230/0006A61F2230/008
    • A deployment control system provides controlled deployment of an embolic protection device which may include a guide wire, an expandable filter attached to the guide wire near its distal end, and a restraining sheath that maintains the expanded filter in a collapsed position. The deployment control system includes a torque control device which allows the physician to torque the guide wire into the patient's anatomy and a mechanism for preventing the guide wire from buckling as the restraining sheath is being retracted to deploy the expandable filter. A recovery control system for recovering the embolic protection device includes an inner catheter which extends within a lumen of an outer recovery sheath in a coaxial arrangement. A distal portion of the inner catheter extends beyond another recovery sheath during advancement of the recovery system into the vasculature. The recovery sheath can be advanced over the inner catheter to collapse the expandable filter. The proximal ends of the inner catheter and recovery sheath include handle portions having snap mechanisms which hold the components together as the recovery system is being advanced into the patient's vasculature.
    • 部署控制系统提供栓塞保护装置的可控部署,该栓塞保护装置可以包括引导线,在其远端附近附接到导丝的可扩张过滤器,以及将扩张过滤器保持在折叠位置的限制护套。 部署控制系统包括扭矩控制装置,该扭矩控制装置允许医师将导丝扭转到患者的解剖结构中,以及用于防止导线在收缩护套以展开可膨胀过滤器时弯曲的机构。 用于回收栓塞保护装置的恢复控制系统包括在同轴布置中在外部恢复护套的内腔内延伸的内导管。 在将回收系统推进脉管系统期间,内导管的远端部分延伸超过另一恢复护套。 恢复护套可以在内导管上推进以使可膨胀过滤器折叠。 内导管和恢复护套的近端包括手柄部分,其具有卡扣机构,当回收系统进入患者的脉管系统时,该部件将部件保持在一起。
    • 7. 发明授权
    • Delivery and recovery sheaths for medical devices
    • 用于医疗器械的输送和恢复护套
    • US08672991B2
    • 2014-03-18
    • US12724140
    • 2010-03-15
    • William J. BoyleAndy E. DenisonBenjamin C. HuterScott J. HuterJohn E. PappCharles R. PetersonKent C. B. Stalker
    • William J. BoyleAndy E. DenisonBenjamin C. HuterScott J. HuterJohn E. PappCharles R. PetersonKent C. B. Stalker
    • A61F2/06
    • A61F2/013A61F2/95A61F2002/011A61F2002/018A61F2230/0006A61F2230/008
    • A deployment control system provides controlled deployment of an embolic protection device which may include a guide wire, an expandable filter attached to the guide wire near its distal end, and a restraining sheath that maintains the expanded filter in a collapsed position. The deployment control system includes a torque control device which allows the physician to torque the guide wire into the patient's anatomy and a mechanism for preventing the guide wire from buckling as the restraining sheath is being retracted to deploy the expandable filter. A recovery control system for recovering the embolic protection device includes an inner catheter which extends within a lumen of an outer recovery sheath in a coaxial arrangement. A distal portion of the inner catheter extends beyond another recovery sheath during advancement of the recovery system into the vasculature. The recovery sheath can be advanced over the inner catheter to collapse the expandable filter. The proximal ends of the inner catheter and recovery sheath include handle portions having snap mechanisms which hold the components together as the recovery system is being advanced into the patient's vasculature.
    • 部署控制系统提供栓塞保护装置的可控部署,该栓塞保护装置可以包括引导线,在其远端附近附接到导丝的可扩张过滤器,以及将扩张过滤器保持在折叠位置的限制护套。 部署控制系统包括扭矩控制装置,该扭矩控制装置允许医师将导丝扭转到患者的解剖结构中,以及用于防止导线在收缩护套以展开可膨胀过滤器时弯曲的机构。 用于回收栓塞保护装置的恢复控制系统包括在同轴布置中在外部恢复护套的内腔内延伸的内导管。 在将回收系统推进脉管系统期间,内导管的远端部分延伸超过另一恢复护套。 恢复护套可以在内导管上推进以使可膨胀过滤器折叠。 内导管和恢复护套的近端包括手柄部分,其具有卡扣机构,当回收系统进入患者的脉管系统时,该部件将部件保持在一起。
    • 9. 发明授权
    • Embolic protection devices
    • 栓塞保护装置
    • US07217255B2
    • 2007-05-15
    • US10386071
    • 2003-03-10
    • William J. BoyleAndy E. DenisonBenjamin C. HuterScott J. HuterRichard S. StackKent C. B. StalkerChristopher TarapataJohn D. Whitfield
    • William J. BoyleAndy E. DenisonBenjamin C. HuterScott J. HuterRichard S. StackKent C. B. StalkerChristopher TarapataJohn D. Whitfield
    • A61M29/00
    • A61F2/013A61F2002/011A61F2002/015A61F2002/018A61F2230/0006A61F2230/0067A61F2230/008
    • An embolic protection device for use in a blood vessel when an interventional procedure is being performed in a stenosed or occluded region to capture any embolic material which may be created and released into the bloodstream during the procedure. The device includes a filtering assembly having a self-expanding strut assembly and a filter element attached thereto. In one embodiment, the filtering assembly is attached to the distal end of a guide wire and is deployed within the patient's vasculature as the guide wire is manipulated into the area of treatment. A restraining sheath placed over the filtering assembly in a coaxial arrangement maintains the filtering assembly in its collapsed position until it is ready to be deployed by the physician. Thereafter, the sheath can be retracted to expose the filtering assembly which will then self-expand within the patient's vasculature. Interventional devices can be delivered over the guide wire and any embolic debris created during the interventional procedure and released into the blood stream will enter the filtering assembly and be captured therein. Other embodiments include filtering assemblies attached to an outer tubular member and inner shaft member which apply axial force to the distal ends of the assembly to either expand or contract the struts as needed.
    • 一种用于血管中的栓塞保护装置,当在狭窄或闭塞区域进行介入手术以捕获可能在手术期间产生和释放到血流中的任何栓塞物质。 该装置包括具有自扩张支柱组件和附接到其上的过滤元件的过滤组件。 在一个实施例中,过滤组件附接到导丝的远端,并且当导丝被操纵进入治疗区域时,其被布置在患者的脉管系统内。 以同轴布置放置在过滤组件上方的限制护套将过滤组件保持在其收缩位置,直到其准备好由医师部署。 此后,护套可缩回以露出过滤组件,然后过滤组件将在患者的脉管系统内自我扩张。 介入装置可以在导丝上传送,并且在介入手术期间产生的并释放到血流中的任何栓塞碎片将进入过滤组件并被捕获在其中。 其他实施例包括附接到外部管状构件和内部轴构件的过滤构件,其向组件的远端施加轴向力,以根据需要来扩展或收缩支柱。
    • 10. 发明授权
    • Embolic protection devices
    • 栓塞保护装置
    • US06540722B1
    • 2003-04-01
    • US09490319
    • 2000-01-24
    • William J. BoyleAndy E. DenisonBenjamin C. HuterScott J. HuterRichard S. StackKent C. B. StalkerChristopher TarapataJohn D. Whitfield
    • William J. BoyleAndy E. DenisonBenjamin C. HuterScott J. HuterRichard S. StackKent C. B. StalkerChristopher TarapataJohn D. Whitfield
    • A61M2900
    • A61F2/013A61F2002/011A61F2002/015A61F2002/018A61F2230/0006A61F2230/0067A61F2230/008
    • An embolic protection device for use in a blood vessel when an interventional procedure is being performed in a stenosed or occluded region to capture any embolic material which may be created and released into the bloodstream during the procedure. The device includes a filtering assembly having a self-expanding strut assembly and a filter element attached thereto. In one embodiment, the filtering assembly is attached to the distal end of a guide wire and is deployed within the patient's vasculature as the guide wire is manipulated into the area of treatment. A restraining sheath placed over the filtering assembly in a coaxial arrangement maintains the filtering assembly in its collapsed position until it is ready to be deployed by the physician. Thereafter, the sheath can be retracted to expose the filtering assembly which will then self-expand within the patient's vasculature. Interventional devices can be delivered over the guide wire and any embolic debris created during the interventional procedure and released into the blood stream will enter the filtering assembly and be captured therein. Other embodiments include filtering assemblies attached to an outer tubular member and inner shaft member which apply axial force to the distal ends of the assembly to either expand or contract the struts as needed.
    • 一种用于血管中的栓塞保护装置,当在狭窄或闭塞区域进行介入手术以捕获可能在手术期间产生和释放到血流中的任何栓塞物质。 该装置包括具有自扩张支柱组件和附接到其上的过滤元件的过滤组件。 在一个实施例中,过滤组件附接到导丝的远端,并且当导丝被操纵进入治疗区域时,其被布置在患者的脉管系统内。 以同轴布置放置在过滤组件上方的限制护套将过滤组件保持在其收缩位置,直到其准备好由医师部署。 此后,护套可缩回以露出过滤组件,然后过滤组件将在患者的脉管系统内自我扩张。 介入装置可以在导丝上传送,并且在介入手术期间产生的并释放到血流中的任何栓塞碎片将进入过滤组件并被捕获在其中。 其他实施例包括附接到外部管状构件和内部轴构件的过滤构件,其向组件的远端施加轴向力,以根据需要来扩展或收缩支柱。