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    • 1. 发明授权
    • Sphincterotome with deflectable cutting plane and method of using the
same
    • 具有可偏转切割平面的括约肌切开术及其使用方法
    • US5810807A
    • 1998-09-22
    • US732092
    • 1996-10-15
    • Robert A. GanzJonathan KaganRicci D. SmelserBrian D. ZelicksonRobert D. Mackie
    • Robert A. GanzJonathan KaganRicci D. SmelserBrian D. ZelicksonRobert D. Mackie
    • A61B18/14A61B17/36
    • A61B18/1492A61B2018/00553A61B2018/00916
    • A sphincterotome adapted to be used in the lumen of an endoscope for cutting a sphincter in a patient's body using a cutting wire energized by an electrosurgical unit. The sphincterotome has a distal end segment and cutting plane orienting mechanism extending through the length of a sphincterotome tubular body between a handle assembly at the proximal end of the sphincterotome body and a distal end segment thereof for shifting the cutting plane laterally with respect to the longitudinal axis of the sphincterotome tubular body exiting the endoscope lumen. The lateral shift is in at least one lateral direction from an un-shifted position of the cutting plane with respect to the longitudinal axis whereby in use during a sphincterotomy, the cutting wire may be oriented into alignment with a particular feature of the sphincter, e.g. the twelve o'clock position of the sphincter of Oddi and papilla of Vater, without having to reposition the endoscope and/or withdraw and reposition the sphincterotome in the endoscope lumen.
    • 一种适于在内窥镜的内腔中使用的切口切割器,其使用由电外科单元激励的切割线来切割患者体内的括约肌。 括约肌切开机具有远端段和切割平面定向机构,其延伸穿过括约肌切开管体的长度,在括约肌切开体本体的近端处的手柄组件和其远端段之间,用于相对于纵向方向横向移动切割平面 离开内窥镜腔的括约肌切断管管体的轴线。 横向移位在切割平面相对于纵向轴线的未偏移位置的至少一个横向方向上,从而在括约肌切开术期间的使用中,切割线可以定向成与括约肌的特定特征对准,例如, Oddi括约肌和Vater乳头的十二点钟位置,而不必重新定位内窥镜和/或撤回和重新定位内窥镜腔内的括约肌切开术。
    • 4. 发明授权
    • Medical appliance delivery apparatus and method of use
    • 医疗器械输送装置及使用方法
    • US08267987B2
    • 2012-09-18
    • US12561657
    • 2009-09-17
    • Liann M JohnsonPaul S SherburneAlicia F. HeckRicci D. SmelserEric K Mangiardi
    • Liann M JohnsonPaul S SherburneAlicia F. HeckRicci D. SmelserEric K Mangiardi
    • A61F2/06
    • A61F2/95A61F2/966A61F2002/9517A61F2250/008
    • The present invention, in an exemplary embodiment, provides a stent deployment apparatus comprising safety and stent placement and deployment features. An exemplary stent deployment apparatus includes a longitudinally extending outer tubular member and a safety mechanism coupled thereto, wherein the safety mechanism includes a diverted channel. The apparatus also includes a longitudinally extending inner tubular member being longitudinally and axially displaceable relative to the outer tubular member, wherein the inner tubular member further comprises at least one detent along the longitudinal expanse thereof for operative interaction with the diverted channel. The extent of displaceability of the outer tubular member and inner tubular member relative to the other is limited to a predetermined threshold corresponding to engagement of the detent with the diverted channel absent intervention by the user of the device such that the degree of stent deployment is limited absent the user intervention.
    • 本发明在一个示例性实施例中提供一种包括安全和支架放置和展开特征的支架展开装置。 示例性支架展开装置包括纵向延伸的外部管状构件和与其连接的安全机构,其中安全机构包括转向通道。 该装置还包括纵向延伸的内部管状构件,其相对于外部管状构件纵向和轴向移动,其中内部管状构件还包括沿其纵向延伸的至少一个棘爪,用于与转向通道的操作性相互作用。 外部管状构件和内部管状构件相对于另一个的可移动性的程度被限制为对应于制动器与转向通道的接合的预定阈值,而不由设备的使用者进行干预,使得支架展开的程度受到限制 没有用户干预。
    • 5. 发明申请
    • MEDICAL APPLIANCE DELIVERY APPARATUS AND METHOD OF USE
    • 医疗器械输送装置及其使用方法
    • US20100004732A1
    • 2010-01-07
    • US12561657
    • 2009-09-17
    • Liann M. JohnsonPaul S. SherburneAlicia F. HeckRicci D. SmelserEric K. Mangiardi
    • Liann M. JohnsonPaul S. SherburneAlicia F. HeckRicci D. SmelserEric K. Mangiardi
    • A61F2/06A61M25/00
    • A61F2/95A61F2/966A61F2002/9517A61F2250/008
    • The present invention, in an exemplary embodiment, provides a stent deployment apparatus comprising safety and stent placement and deployment features. An exemplary stent deployment apparatus includes a longitudinally extending outer tubular member and a safety mechanism coupled thereto, wherein the safety mechanism includes a diverted channel. The apparatus also includes a longitudinally extending inner tubular member being longitudinally and axially displaceable relative to the outer tubular member, wherein the inner tubular member further comprises at least one detent along the longitudinal expanse thereof for operative interaction with the diverted channel. The extent of displaceability of the outer tubular member and inner tubular member relative to the other is limited to a predetermined threshold corresponding to engagement of the detent with the diverted channel absent intervention by the user of the device such that the degree of stent deployment is limited absent the user intervention.
    • 本发明在一个示例性实施例中提供一种包括安全和支架放置和展开特征的支架展开装置。 示例性支架展开装置包括纵向延伸的外部管状构件和与其连接的安全机构,其中安全机构包括转向通道。 该装置还包括纵向延伸的内部管状构件,其相对于外部管状构件纵向和轴向移动,其中内部管状构件还包括沿其纵向延伸的至少一个棘爪,用于与转向通道的操作性相互作用。 外部管状构件和内部管状构件相对于另一个的可移动性的程度被限制为对应于制动器与转向通道的接合的预定阈值,而不由设备的使用者进行干预,使得支架展开的程度受到限制 没有用户干预。
    • 6. 发明授权
    • Medical appliance delivery apparatus and method of use
    • 医疗器械输送装置及使用方法
    • US07608099B2
    • 2009-10-27
    • US11357366
    • 2006-02-17
    • Liann M JohnsonPaul S SherburneAlicia F. HeckRicci D. SmelserEric K Mangiardi
    • Liann M JohnsonPaul S SherburneAlicia F. HeckRicci D. SmelserEric K Mangiardi
    • A61F2/06A61B17/00
    • A61F2/95A61F2/966A61F2002/9517A61F2250/008
    • The present invention, in an exemplary embodiment, provides a stent deployment apparatus comprising excellent safety and stent placement and deployment features. An exemplary stent deployment apparatus in accordance with the present invention can facilitate the precise delivery of stents in a safe and repeatable fashion. In particular, a preferred deployment apparatus allows the physician to concentrate on correct placement without having to estimate extent of deployment by providing a physical safety mechanism that limits deployment to the critical deployment point. Moreover, to exceed this threshold, an audible and/or tactile indicator informs the physician that she can no longer retract the stent beyond this point. The stent deployment apparatus guidewire may also be extended rather than retracting the outer catheter to deliver the stent. Moreover, the distal tip is designed to comfortably guide the deployment apparatus through a diseased or occluded lumen so that the stent can be delivered in the most beneficial location. Additionally, the distal tip facilitates the removal of the deployment apparatus even if a defective stent is only partially radially expanded. In alternative embodiments, the stent deployment apparatus allows for the insertion of an optical scope to facilitate stent delivery.
    • 本发明在一个示例性实施例中提供一种包括优良的安全性和支架放置和展开特征的支架展开装置。 根据本发明的示例性支架展开装置可以有助于以安全和可重复的方式精确地输送支架。 特别地,优选的展开装置允许医师集中精确的放置,而不必通过提供限制部署到关键部署点的物理安全机构来估计部署范围。 此外,为了超过该阈值,听觉和/或触觉指示器通知医生她不能再将支架缩回到该点之外。 支架展开装置导丝也可以延伸而不是缩回外导管以输送支架。 此外,远侧末端被设计成舒适地引导展开装置通过患病或闭塞的内腔,使得支架能够在最有利的位置被输送。 另外,即使有缺陷的支架仅部分地径向膨胀,远侧尖端也有助于移除展开装置。 在替代实施例中,支架展开装置允许插入光学镜以促进支架输送。