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    • 6. 发明授权
    • Implant delivery apparatus
    • 植入物输送装置
    • US07780714B2
    • 2010-08-24
    • US11264586
    • 2005-11-01
    • Clifford DwyerMichael V. Williamson, Jr.Craig Bonsignore
    • Clifford DwyerMichael V. Williamson, Jr.Craig Bonsignore
    • A61F2/06
    • A61M25/0122A61F2/95A61F2002/9517A61F2250/0069
    • An apparatus for delivering an implant within a lumen or passageway is provided. The apparatus comprises a flexible, hollow outer member having an elongated section that is inserted into and navigated through the lumen of passageway. The implant is mounted within the distal end of the elongated section. An elongated fluid chamber is defined within the outer member between two valves or seals. The valves or seals permit fluid flow in a pre-determined direction during loading of fluid into the chamber, but prevent fluid to exit the chamber during deployment of the implant. A shaft is in contact with the proximal end of the fluid column. During deployment, the shaft is held in a fixed position and the outer member actuated in a proximal direction. The implant exerts compressive forces on the outer member as it is actuated proximally. These forces are transmitted to the fluid column which resists buckling.
    • 提供了一种用于将植入物递送在管腔或通道内的装置。 该装置包括柔性的中空的外部构件,该外部构件具有插入并通过通道内腔的细长部分。 植入物安装在细长部分的远端内。 在两个阀或密封件之间的外部构件中限定了细长的流体室。 阀或密封件允许流体在流体进入腔室期间以预定的方向流动,但是在植入物展开期间阻止流体离开腔室。 轴与流体柱的近端接触。 在展开期间,轴保持在固定位置,并且外部构件沿近端方向致动。 植入物在近端致动时,在外部构件上施加压缩力。 这些力传递到抵抗弯曲的流体柱。
    • 7. 发明申请
    • Intraluminal medical device with nested interlocking segments
    • 具有嵌套互锁段的管腔内医疗装置
    • US20070073373A1
    • 2007-03-29
    • US11237574
    • 2005-09-28
    • Craig Bonsignore
    • Craig Bonsignore
    • A61F2/06
    • A61F2/915A61F2/91A61F2/95A61F2002/828A61F2002/91516A61F2002/91525A61F2002/91533A61F2002/9155A61F2002/91591A61F2002/9665A61F2250/006
    • An intraluminal medical device having nested interlocking axially adjacent segments that remain interlocked during delivery to an intended treatment site. The medical device is preferably a stent in which the nested interlocked axially adjacent segments provide increased control and stability of the stent during delivery and increased vessel support when full deployment is effected. The stent may be a self-expanding stent or a balloon expandable stent. In either case, a series of repeating cells comprise a segment. Each cell comprises a protrusion and a radially and circumferentially adjacent receptacle. The protrusion from at least one cell in a segment interlocks with the receptacle of an axially adjacent segment to form the stent. The protrusions remain coupled with a corresponding receptacle during delivery of the stent to the intended treatment site, and can remain engaged thereafter, or can disengage from the corresponding receptacle after full deployment of the stent is effected. An LID ratio of the expanded length of the stent segment relative to the expanded diameter of the stent is preferably greater than one to enhance stent delivery and maximize fatigue durability of the structure. Radiaopaque markers may be inserted within, integral therewith, or coated thereon ends of the protrusions.
    • 一种管腔内医疗装置,其具有嵌套的互锁轴向相邻的段,其在递送到预期治疗部位期间保持互锁。 医疗装置优选是支架,其中嵌套的互锁轴向相邻的节段在完全展开时在递送期间提供支架的增加的控制和稳定性以及增加的血管支撑。 支架可以是自扩张支架或球囊可扩张支架。 在任一种情况下,一系列重复的细胞包含一个片段。 每个电池包括突起和径向和周向相邻的容器。 来自区段中的至少一个细胞的突起与轴向相邻的区段的容器互锁以形成支架。 在将支架输送到预期的治疗部位期间,突起保持与相应的容器联接,并且可以在此之后保持接合,或者在完全展开支架之后可以与相应的容器脱离接触。 支架段的扩展长度相对于支架的扩大直径的LID比优选大于1以增强支架输送并使结构的疲劳耐久性最大化。 镭斑标记可插入其内,与其一体形成,或在其上涂覆突起的端部。
    • 8. 发明授权
    • Intraluminal medical device with nested interlocking segments
    • 具有嵌套互锁段的管腔内医疗装置
    • US08562666B2
    • 2013-10-22
    • US11237574
    • 2005-09-28
    • Craig Bonsignore
    • Craig Bonsignore
    • A61F2/06
    • A61F2/915A61F2/91A61F2/95A61F2002/828A61F2002/91516A61F2002/91525A61F2002/91533A61F2002/9155A61F2002/91591A61F2002/9665A61F2250/006
    • The invention is a medical device having nested interlocking axially adjacent segments that remain interlocked during delivery. The medical device is a stent in which the nested interlocked axially adjacent segments provide increased control and stability of the stent during delivery and increased vessel support when deployed. A series of repeating cells comprise a segment. Each cell comprises a protrusion and a radially and circumferentially adjacent receptacle. The protrusion from at least one cell in a segment interlocks with the receptacle of an axially adjacent segment to form the stent. The protrusions remain coupled with a corresponding receptacle during delivery of the stent to the intended treatment site, and can remain engaged thereafter, or can disengage from the corresponding receptacle after full deployment of the stent.
    • 本发明是一种医疗装置,其具有嵌套的互锁轴向相邻的段,其在递送期间保持互锁。 医疗装置是支架,其中嵌套的互锁的轴向相邻的段在递送期间提供支架的增加的控制和稳定性,并且在展开时增加血管支撑。 一系列重复细胞包含一段。 每个电池包括突起和径向和周向相邻的容器。 来自区段中的至少一个细胞的突起与轴向相邻的区段的容器互锁以形成支架。 在将支架输送到预期治疗部位期间,突起保持与相应的容器联接,并且可以在此之后保持接合,或者在完全展开支架之后可以与对应的容器脱离接触。
    • 10. 发明授权
    • Stent/fiber structural combinations
    • 支架/纤维结构组合
    • US08133268B2
    • 2012-03-13
    • US11755171
    • 2007-05-30
    • Craig Bonsignore
    • Craig Bonsignore
    • A61F2/06
    • A61F2/91A61F2/88A61F2002/9511A61F2210/0004A61F2230/0054
    • A plurality of endoluminal segments axially connected by fiber bridges is disclosed. The endoluminal segments may either be balloon-expandable or self-expanding, with the preferred embodiment being superelastic nitinol. The intraluminal segments may possess a textured surface or at least one geometric feature per segment, preferably located at the apex of a strut pair comprising the intraluminal segment, preferably capable of serving as an anchoring point for the fiber bridges. These geometric features may transmit axially compressive loads during deployment from a device such as a catheter, and may further be capable of interlocking the endoluminal segments when constrained within a device such as a catheter. The fibers comprising the bridges may be polymeric, silk, collagen, bioabsorbable, or a blend thereof. The fiber network comprising the bridges may be regularly oriented, randomly oriented, localized, or continuous. Moreover, the intraluminal segments and fiber bridges may be individually impregnated with therapeutic material, or may both be impregnated with therapeutic material.
    • 公开了通过光纤桥轴向连接的多个腔内节段。 腔内节段可以是球囊可膨胀的或自膨胀的,优选的实施方案是超弹性镍钛诺。 腔内节段可以具有纹理表面或每个节段至少一个几何特征,优选地位于包括腔内节段的支柱对的顶点处,优选地能够用作纤维桥的锚定点。 这些几何特征可以在从诸如导管的装置展开期间传递轴向压缩载荷,并且还可以在被限制在诸如导管的装置内时将腔内节段互锁。 包含桥的纤维可以是聚合物,丝,胶原,生物可吸收的或其混合物。 包括桥的光纤网络可以是规则定向的,随机取向的,局部的或连续的。 此外,管腔内节段和纤维桥可以单独地用治疗材料浸渍,或者都可以用治疗材料浸渍。