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    • 61. 发明申请
    • Tissue cutting member for a biopsy device
    • 用于活检装置的组织切割构件
    • US20080132930A1
    • 2008-06-05
    • US11981292
    • 2007-10-31
    • Paul LubockFrank R. LouwRichard L. Quick
    • Paul LubockFrank R. LouwRichard L. Quick
    • A61B17/32
    • A61B10/0275A61B10/0283A61B17/320016A61B17/3417
    • The invention is directed to tissue cutting members and biopsy devices with such tissue cutting member for separating a tissue specimen from a patient's body at a target site. The tissue cutting member is slidably disposed within an inner lumen of an elongated probe member of the biopsy device to cut a tissue specimen drawn into the interior of an outer cannula of the biopsy device through a tissue receiving aperture in the probe. The tissue cutting member has a tubular distal portion with a distal tip having an outer tissue cutting edge, an inner tissue receiving aperture, and a longitudinally oriented opening with a closed proximal end and open distal end which opens to the inner tissue receiving aperture to facilitate flaring of the distal tubular portion. The cutting member has at least one opening in a wall of the tubular portion to maintain a vacuum during use.
    • 本发明涉及具有这种组织切割构件的组织切割构件和活检装置,用于在目标部位处将组织标本与患者的身体分离。 组织切割构件可滑动地设置在活检装置的细长探针构件的内腔中,以通过探针中的组织接收孔切割拉入活检装置的外套管内部的组织样本。 组织切割构件具有管状远端部分,远侧末端具有外部组织切割边缘,内部组织接收孔和纵向定向的开口,其具有封闭的近端和敞开的远端,其通向内部组织接收孔以便于 远端管状部分的扩口。 切割构件在管状部分的壁中具有至少一个开口,以在使用期间保持真空。
    • 62. 发明申请
    • MRI imageable assembly
    • MRI可成像组装
    • US20080125644A1
    • 2008-05-29
    • US11978782
    • 2007-10-30
    • Paul LubockRichard L. QuickEthan Broadaway
    • Paul LubockRichard L. QuickEthan Broadaway
    • A61B5/055
    • A61B17/3468A61B5/055A61B17/3498A61B90/39A61B2017/00477A61B2090/062A61B2090/3908A61B2090/3954A61B2090/3987
    • A marker delivery device is described which has an obturator with an elongated shaft, an inner lumen, a proximal end, and a substantially sealed distal end. One or more tissue markers are deployed within the inner lumen of the elongated shaft of the obturator. Preferably, the tissue marker(s) is disposed within an inner lumen of a marker delivery tube which is disposed within the inner lumen of the elongated shaft of the obturator. The marker delivery tube has an opening for discharging the tissue markers into a body (e.g. biopsy) cavity. The distal tip of the marker delivery tube is configured to penetrate the substantially sealed distal end of the obturator so that tissue markers can be delivered while the obturator is in place within the body. Preferably, the obturator includes a detectable element capable of producing a relatively significant image signature during MRI.
    • 描述了一种标记输送装置,其具有带有细长轴,内腔,近端和基本上密封的远端的闭塞器。 一个或多个组织标记部署在闭塞器的细长轴的内腔内。 优选地,组织标记设置在标记输送管的内腔内,该标记物输送管设置在闭塞器的细长轴的内腔内。 标记物输送管具有用于将组织标记物排放到体内(例如活检)腔的开口。 标记物输送管的远侧末端构造成穿透闭塞器的基本上密封的远端,使得组织标记物可以在闭塞器在体内就位的同时被输送。 优选地,闭孔器包括能够在MRI期间产生相对显着的图像特征的可检测元件。
    • 70. 发明申请
    • Tissue site markers for in vivo imaging
    • 用于体内成像的组织位点标记
    • US20100010342A1
    • 2010-01-14
    • US12460052
    • 2009-07-13
    • Fred H. BurbankPaul LubockMicheal L. JonesRichard L. QuickFrank LouwStephen A. De Santis
    • Fred H. BurbankPaul LubockMicheal L. JonesRichard L. QuickFrank LouwStephen A. De Santis
    • A61B8/14
    • A61M37/0069A61B6/12A61B8/0833A61B10/02A61B90/39A61B2017/00004A61B2090/08021A61B2090/3908A61B2090/3925A61B2090/3987A61K49/006A61K49/222
    • The invention is directed biopsy site markers and methods of marking a biopsy site, so that the location of the biopsy cavity is readily visible by conventional imaging methods, particularly by ultrasonic imaging. The biopsy site markers of the invention have high ultrasound reflectivity, presenting a substantial acoustic signature from a small marker, so as to avoid obscuring diagnostic tissue features in subsequent imaging studies, and can be readily distinguished from biological features. The several disclosed embodiments of the biopsy site marker of the invention have a high contrast of acoustic impedance as placed in a tissue site, so as to efficiently reflect and scatter ultrasonic energy, and preferably include gas-filled internal pores. The markers may have a non-uniform surface contour to enhance the acoustic signature. The markers have a characteristic form which is recognizably artificial during medical imaging. The biopsy site marker may be accurately fixed to the biopsy site so as to resist migration from the biopsy cavity when a placement instrument is withdrawn, and when the marked tissue is subsequently moved or manipulated.
    • 本发明涉及活检部位标记和标记活组织检查部位的方法,使得活检腔的位置通过常规成像方法,特别是通过超声成像容易看到。 本发明的活检部位标记物具有高的超声反射率,从小标记物呈现出实质的声学特征,以避免在随后的成像研究中掩盖诊断组织特征,并且可以容易地与生物特征区别开来。 本发明的活检部位标记物的几个公开的实施方案具有放置在组织部位中的声阻抗的高对比度,以便有效地反射和散射超声能量,并且优选地包括气体填充的内部孔。 标记可以具有不均匀的表面轮廓以增强声学特征。 标记具有在医学成像期间可识别人造的特征形式。 可以将活检部位标记物精确地固定到活检部位,以便当放置放置器械被取出时以及随后移动或操纵标记的组织时抵抗活组织腔的迁移。