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    • 81. 发明授权
    • Thermo-chemical medical device for manipulation of tissue
    • 用于操作组织的热化学医疗装置
    • US09468488B2
    • 2016-10-18
    • US13581386
    • 2011-02-28
    • Brian L. BatesJeffry S. Melsheimer
    • Brian L. BatesJeffry S. Melsheimer
    • A61B18/06A61B18/00
    • A61B18/06A61B2018/00023
    • The present invention provides a medical device for manipulation of tissue of a patient. The medical device comprises a shaft having a proximal section extending to a distal section that has a closed distal end portion. The shaft has a plurality of lumens formed therein including a first lumen and a second lumen. The first lumen is for distally advancing a first reactant through the proximal section. The second lumen is for distally advancing a second reactant through the proximal section. Positioned longitudinally within the shaft and distally from the first and second lumens is a mixing element. The mixing element is in fluid communication with the first and second lumens. The mixing element has a series of baffles for mixing the first and second reactants together producing a reaction product to heat the closed distal end portion of the shaft for manipulation of the tissue.
    • 本发明提供了一种用于操纵患者组织的医疗装置。 医疗装置包括轴,该轴具有延伸到具有封闭的远端部分的远侧部分的近端部分。 轴具有形成在其中的多个腔,其包括第一腔和第二腔。 第一管腔用于通过近端部分远端推进第一反应物。 第二腔用于通过近端部分远端推进第二反应物。 一个混合元件纵向定位在轴内并远离第一和第二管腔。 混合元件与第一和第二内腔流体连通。 混合元件具有一系列用于将第一和第二反应物混合在一起的挡板,产生反应产物以加热用于组织的操作的轴的封闭的远端部分。
    • 83. 发明授权
    • Access device
    • 访问设备
    • US08795288B2
    • 2014-08-05
    • US11874444
    • 2007-10-18
    • Jeffry S. MelsheimerDarin G. Schaeffer
    • Jeffry S. MelsheimerDarin G. Schaeffer
    • A61F11/00
    • A61M25/0662A61B17/3415A61B2017/00243A61F2/95
    • A device for providing access to a treatment site within the body of a patient includes a tubular member having a first, generally elongated configuration for introduction into the body of the patient, and deployable therein to a second configuration. The second configuration includes an axially displaced segment along the distal portion of the tubular member. The tubular member includes a side port oriented along the axially displaced segment, and further includes a lumen communicating with the side port. The lumen and side port are sized for passage therethrough of an interventional device for delivery to the treatment site.
    • 用于提供对患者体内的治疗部位的通路的装置包括管状构件,其具有用于引入患者体内的第一大体上细长的构造,并且可部署到第二构造中。 第二构造包括沿着管状构件的远端部分的轴向移位的段。 管状构件包括沿轴向移位的段定向的侧端口,并且还包括与侧端口连通的管腔。 管腔和侧端口的尺寸设置成用于通过其介入装置,用于输送到治疗部位。
    • 84. 发明授权
    • Gradually self-expanding stent
    • 逐渐自扩张支架
    • US08764813B2
    • 2014-07-01
    • US12342302
    • 2008-12-23
    • Alexandra E. JantzenNathaniel A. IrwinJeffry S. Melsheimer
    • Alexandra E. JantzenNathaniel A. IrwinJeffry S. Melsheimer
    • A61F2/06
    • A61F2/90A61F2/07A61F2/91A61F2/915A61F2002/823A61F2002/91558A61F2210/0076A61F2230/0078A61F2230/008A61L31/148A61L31/16
    • A gradually self-expanding stent includes a first plurality of stent cells including a first plurality of circumferentially adjacent structural members in mechanical communication with each other. The stent also includes a second plurality of stent cells including a second plurality of circumferentially adjacent structural members in mechanical communication with each other. The circumferentially adjacent structural members of the first and second plurality of stent cells have a compressed configuration and an expanded configuration. A restraining material is attached to each of the circumferentially adjacent structural members defining each of the second plurality of stent cells such that it substantially covers an entirety of each of the second plurality of stent cells in the compressed configuration. Over time, the restraining material releases the structural members defining each of the second plurality of stent cells, thereby allowing the second plurality of stent cells to assume the expanded configuration.
    • 逐渐自扩张支架包括第一多个支架单元,其包括彼此机械连通的第一多个周向相邻的结构构件。 支架还包括第二多个支架电池,其包括彼此机械连通的第二多个周向相邻的结构构件。 第一和第二多个支架电池的周向相邻的结构构件具有压缩构型和扩张构型。 约束材料连接到限定每个第二多个支架细胞的每个周向相邻的结构构件,使得其基本上覆盖处于压缩构型的每个第二多个支架细胞的整体。 随着时间的推移,约束材料释放限定第二多个支架细胞中的每一个的结构构件,从而允许第二多个支架细胞呈现膨胀的构型。
    • 87. 发明授权
    • Loading apparatus and system for expandable intraluminal medical devices
    • 可扩展管腔内医疗器械的装载装置和系统
    • US08585019B2
    • 2013-11-19
    • US12860422
    • 2010-08-20
    • Jeffry S. MelsheimerJessica L. BurkeSean D. ChambersArman Valaie
    • Jeffry S. MelsheimerJessica L. BurkeSean D. ChambersArman Valaie
    • A61F2/84
    • A61F2/95A61F2/2436A61F2/844A61F2/92A61F2002/9511A61F2002/9522Y10T29/53843
    • Medical device loading apparatuses, systems, methods and kits are described. A loading apparatus comprises a main body having a proximal end defining a proximal opening, a distal end defining a distal opening, and a passageway extending between the proximal and distal openings. The passageway defines a proximal chamber having a first inner diameter, a distal chamber having a second inner diameter, and a transition chamber disposed between the proximal and distal chambers. The transition chamber has an inner diameter that transitions from the larger second inner diameter to the smaller first inner diameter. The main body has a separable connection that divides the main body between proximal and distal portions when disrupted. An expandable intraluminal medical device can be loaded into a delivery catheter using the loading apparatus by placing the device into the passageway such that it is in a radially-expanded configuration; pulling the device along an axial path through the loading apparatus such that the device transitions from the radially-expanded configuration to a radially-compressed configuration; and pushing the radially-compressed device along the axial path into the delivery catheter.
    • 描述了医疗装置装载装置,系统,方法和试剂盒。 装载装置包括主体,其具有限定近端开口的近端,限定远侧开口的远端以及在近端开口和远端开口之间延伸的通道。 所述通道限定具有第一内径的近侧腔室,具有第二内径的远侧腔室,以及设置在近端腔室和远端腔室之间的过渡腔室。 过渡室具有从较大的第二内径向较小的第一内径转变的内径。 主体具有可分离的连接,当中断时将主体分成近端部分和远端部分之间。 可扩张的管腔内医疗装置可以通过将装置放置在通道中以使其处于径向展开的构型中而使用装载装置装载到输送导管中; 沿着轴向路径拉动装置通过装载装置,使得装置从径向展开的构型转变成径向压缩的构型; 并将径向压缩的装置沿轴向路径推入输送导管。
    • 90. 发明申请
    • MULTI-LAYER FILTRATION DEVICE
    • 多层过滤设备
    • US20130046330A1
    • 2013-02-21
    • US13211409
    • 2011-08-17
    • Charles L. McIntoshShyam KuppurathanamJeffry S. Melsheimer
    • Charles L. McIntoshShyam KuppurathanamJeffry S. Melsheimer
    • A61F2/01
    • A61F2/013A61F2/82A61F2002/016A61F2230/0093A61F2250/0023
    • A filter device assembly and a method of using such a device to capture and remove embolic material from a body lumen or blood vessel is provided. The filter device assembly generally comprises a structure having a collapsed state and an expanded state with first, second, and optionally N additional filter members circumferentially attached thereto. Each filter member forms an annulus chamber with the first filter member having porosity P1; the second filter member circumferentially having porosity P2; and the N additional filter members each having porosity [P3 . . . P(2+N)]. The magnitude of the porosity for the first, second, and N additional filter members follows the relationship P1>[P3> . . . >P(2+N)]>P2. The first, second, and N additional filter portions are configured in the expanded state to allow blood to flow there through and to capture emboli in the annulus chambers.
    • 提供了一种过滤器装置组件和使用这种装置从体腔或血管捕获和去除栓塞材料的方法。 过滤装置组件通常包括具有收缩状态和膨胀状态的结构,其中第一,第二和任选地N个额外的过滤构件周向地附接到其上。 每个过滤器构件形成具有孔隙率P1的第一过滤构件的环空室; 周向具有孔P2的第二过滤构件; 并且N个附加的过滤器构件各自具有孔隙率[P3。 。 。 P(2 + N)]。 第一,第二和第N附加过滤器构件的孔隙度的大小遵循关系P1> [P3>。 。 。 > P(2 + N)]> P2。 第一,第二和第N附加过滤器部分被配置为膨胀状态,以允许血液在那里流过并捕获环空室中的栓塞。