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    • 4. 发明授权
    • Tetherless biopsy device with self-reversing cutter drive mechanism
    • 无切换活检装置,具有自反向切刀驱动机构
    • US08672860B2
    • 2014-03-18
    • US12467365
    • 2009-05-18
    • Kyle P. MooreHaresh D. PatilMichael J. AndreykoShailendra K. PariharEric B. Smith
    • Kyle P. MooreHaresh D. PatilMichael J. AndreykoShailendra K. PariharEric B. Smith
    • A61B5/00
    • A61B10/0266A61B10/0275A61B10/0283A61B2010/0208
    • A biopsy device comprises a body, a needle, and a cutter. A self-reversing cutter translation mechanism translates the cutter proximally and distally in response to rotation of the cutter in a single rotational direction. The cutter translation mechanism comprises a lead screw with discretely formed threads and a rotatable pawl. The cutter is translated proximally when the pawl is in a first rotational orientation; and distally when the pawl is in a second rotational orientation. Resilient members cause the pawl to be rotated between the first and second rotational orientations when the cutter reaches a distal position and a proximal position. A vacuum draws severed tissue samples through the interior of the cutter to deposit the samples in a holder. The translation mechanism engages a valve mechanism to provide simultaneous venting to part of the needle and reversal of the pawl orientation when the cutter reaches a distal position.
    • 活检装置包括主体,针和切割器。 自动反转刀具平移机构可以根据切割器在单个旋转方向上的旋转而向近端和远端地转动刀具。 切割平移机构包括具有离散形成的螺纹的导螺杆和可旋转的棘爪。 当棘爪处于第一旋转取向时,切割器向近侧平移; 并且当棘爪处于第二旋转取向时向远侧方向移动。 当切割器到达远侧位置和近端位置时,弹性构件使棘爪在第一和第二旋转取向之间旋转。 真空通过切割器的内部抽取分离的组织样品以将样品沉积在支架中。 平移机构接合阀机构,以在切割器到达远端位置时同时排出针头的一部分并反转棘爪取向。
    • 5. 发明授权
    • Mechanical tissue sample holder indexing device
    • 机械组织样品架分度装置
    • US08622927B2
    • 2014-01-07
    • US12337874
    • 2008-12-18
    • Shailendra K. PariharMichael R. Ludzack
    • Shailendra K. PariharMichael R. Ludzack
    • A61M37/00A61M1/00A61M5/00A61B10/00
    • A61B10/0275A61B10/0096A61B10/0283A61B2010/0208A61B2010/0225A61B2090/0813
    • A biopsy device comprises a probe assembly, a holster assembly, a tissue sample holder, and a manually operated rotation mechanism configured to rotate the tissue sample holder. The probe assembly comprises a cutter configured to sever a tissue sample. The tissue sample holder includes a plurality of tissue chambers configured to receive discrete severed tissue samples. The holster assembly comprises the non-motorized, manually operated rotation mechanism configured to allow a user to align consecutive chambers to successively collect discrete severed tissue samples. The tissue sample holder rotation mechanism may comprise a first button, a first lever, a first pawl, a first ratchet, an indexing shaft, and a first gear, which are all configured to, ultimately, rotate a tissue sample holder. The tissue sample holder rotation mechanism may alternately include thumbwheels, a worm gear, or a ratcheting lever, among other things.
    • 活检装置包括探针组件,皮套组件,组织样本保持器和被配置为旋转组织样本保持器的手动旋转机构。 探针组件包括配置成切断组织样本的切割器。 组织样本保持器包括被配置为接收离散切断的组织样本的多个组织室。 皮套组件包括非机动化的手动操作的旋转机构,其构造成允许使用者对齐连续腔室以连续地收集离散切割的组织样本。 组织样本保持器旋转机构可以包括第一按钮,第一杠杆,第一棘爪,第一棘轮,分度轴和第一齿轮,它们都被配置为最终旋转组织样本保持器。 组织样本保持器旋转机构可以替代地包括指轮,蜗轮或棘轮杆等。
    • 6. 发明授权
    • Tissue retrieval device with pouch stretching arm
    • 带袋伸缩臂的组织取出装置
    • US08425533B2
    • 2013-04-23
    • US12693476
    • 2010-01-26
    • Shailendra K. PariharFrederick E. Shelton, IVKevin A. LarsonWells D. Haberstich
    • Shailendra K. PariharFrederick E. Shelton, IVKevin A. LarsonWells D. Haberstich
    • A61B17/22
    • A61B17/00234A61B2017/00287
    • A tissue retrieval device comprises a tissue retrieval bag and resilient arms. The bag is releasably engaged with the resilient arms. One or two resilient arms expand the bag along a first plane to open the mouth of the bag. Another resilient arm expands the bag along a second plane to unfurl the bag. The first plane is substantially perpendicular to the second plane. The device further comprises a support tube having a passageway and a push/pull rod slidingly positioned within the passageway. The resilient arms are engaged with the push/pull rod such that the resilient arms and the push/pull rod travel uniformly relative to the longitudinal axis of the support tube. The arms collapse within the support tube and are resiliently biased to extend outwardly when the push/pull rod is translated distally relative to the support tube to expose the bag and arms.
    • 组织取出装置包括组织取出袋和弹性臂。 该袋与弹性臂可释放地接合。 一个或两个弹性臂沿着第一平面展开袋以打开袋的口。 另一个弹性臂沿着第二个平面扩展袋子以展开袋子。 第一平面基本上垂直于第二平面。 该装置还包括支撑管,其具有通道和滑动地定位在通道内的推/拉杆。 弹性臂与推/拉杆接合,使得弹性臂和推/拉杆相对于支撑管的纵向轴线均匀地行进。 当推/拉杆相对于支撑管向远侧平移以暴露袋和臂时,臂在支撑管内折叠并且被弹性偏压以向外延伸。
    • 7. 发明授权
    • Tissue retrieval device with gusseted pouch
    • 带有角撑袋的组织取出装置
    • US08414596B2
    • 2013-04-09
    • US12693485
    • 2010-01-26
    • Shailendra K. PariharAtul M. GodboleKevin A. LarsonSean P. Conlon
    • Shailendra K. PariharAtul M. GodboleKevin A. LarsonSean P. Conlon
    • A61B17/22
    • A61B17/00234A61B2017/00287
    • A tissue retrieval device includes an introducer tube and a tissue retrieval bag. The introducer tube is insertable into a patient through a trocar. The bag may be selectively exposed at the distal end of the introducer tube, receive a tissue specimen, and be withdrawn from the patient. The bag includes a plurality of folds allowing the bag to transition from a folded configuration to an unfolded configuration. The folds may extend along a length of the bag transverse to the introducer tube; or along a length of the bag parallel to the introducer tube. The folds may extend about a perimeter of the bag, such as a circumference of the bag, and may be spaced apart along a length of the bag transverse to the introducer tube. The folds may be formed by petals that provide the bag with a generally spherical configuration when the bag is unfolded.
    • 组织取出装置包括导引管和组织取出袋。 导引管可通过套管针插入患者体内。 袋可以选择性地暴露在导引管的远端,接收组织标本,并从患者中取出。 该袋包括允许袋从折叠构型转变成展开构型的多个折叠。 折叠部可以沿着袋的长度横向于导引管延伸; 或沿着平行于导引管的袋的长度。 折叠物可以围绕袋的周边延伸,例如袋的圆周,并且可以沿着横向于导引管的袋的长度间隔开。 褶皱可以由花瓣形成,当袋子展开时,该袋子具有大致球形的构造。
    • 9. 发明授权
    • Biopsy marker delivery device
    • 活检标记物输送装置
    • US08371443B2
    • 2013-02-12
    • US12564315
    • 2009-09-22
    • Andrew P. NockRamon RamosShailendra K. Parihar
    • Andrew P. NockRamon RamosShailendra K. Parihar
    • A61B5/00
    • A61B90/39A61B10/0275A61B2017/00845A61B2090/3908A61B2090/3987
    • A biopsy marker delivery device are described. The delivery device can include a relatively flexible hollow tube, a pushing member such as a push rod disposed for sliding with the tube, and at least one marker disposed in the tube. A marker blocking member is disposed distal of the distal most marker, and is disposed at least partially within the hollow tube to assist in preventing premature deployment of a marker from the hollow tube. A portion of the blocking member may disposed in the hollow tube, and another portion of the member may be operatively associated with a portion of the package such that when the marker delivery device is removed from the package, the member is removed from the marker delivery device.
    • 描述了活检标记物递送装置。 输送装置可以包括相对柔性的中空管,诸如设置成与管滑动的推杆的推动构件和设置在管中的至少一个标记。 标记物阻挡构件设置在最远侧标记物的远侧,并且至少部分地设置在中空管内,以有助于防止标记物从中空管过早展开。 阻挡构件的一部分可以设置在中空管中,并且构件的另一部分可以与包装的一部分可操作地相关联,使得当标签递送装置从包装中移除时,将构件从标记物递送 设备。
    • 10. 发明授权
    • Tissue biopsy device with rotatably linked thumbwheel and tissue sample holder
    • 具有可旋转连接的指轮和组织样本支架的组织活检装置
    • US08083687B2
    • 2011-12-27
    • US12337997
    • 2008-12-18
    • Shailendra K. Parihar
    • Shailendra K. Parihar
    • A61B10/00
    • A61B10/0275A61B10/0096A61B10/0283A61B2010/0208A61B2010/0225
    • A biopsy device comprises a probe operably coupled with a holster. The probe comprises a needle portion, a body portion, a rotatable thumbwheel, a cutter, and a rotatable tissue sample holder. The needle portion has a tissue receiving aperture. The needle portion extends distally from the body portion. The thumbwheel is fixedly secured relative to the needle portion such that the thumbwheel is operable to rotate the needle portion about its longitudinal axis. The cutter is longitudinally movable within the needle portion and is configured to cut tissue protruding into the aperture. The rotatable tissue sample holder is configured to receive tissue samples severed by the cutter and communicated through the cutter lumen. The holster comprises a linking mechanism. The thumbwheel is coupled with the tissue sample holder via the linking mechanism such that the thumbwheel is manually rotatable to rotate the tissue sample holder via the linking mechanism.
    • 活检装置包括可操作地与皮套连接的探针。 探头包括针部分,主体部分,可旋转的指轮,切割器和可旋转的组织样本保持器。 针部分具有组织接收孔。 针部分从身体部分向远侧延伸。 指轮相对于针部固定地固定,使得指轮可操作以使针部分围绕其纵向轴线旋转。 切割器可在针部内纵向移动并且构造成切割突出到孔中的组织。 可旋转的组织样本保持器构造成接收由​​切割器切断并通过切割器内腔传送的组织样本。 皮套包括连接机构。 指轮通过连接机构与组织样本保持器联接,使得指轮可手动旋转,以经由连接机构旋转组织样本保持器。