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    MEDICAL NEEDLE DEVICE
    2.
    发明公开
    MEDICAL NEEDLE DEVICE 有权
    MEDIZINISCHE NADELVORRICHTUNG

    公开(公告)号：EP2075020A1

    公开(公告)日：2009-07-01

    申请号：EP07828241.5

    申请日：2007-09-18

    申请人： JMS Co., Ltd.

    发明人： KIYONO, Takafumi c/o JMS Co., Ltd. Miyoshi Plant ,  OHNO, Takayuki c/o JMS Co., Ltd. Miyoshi Plant ,  NAKANISHI, Takahide c/o JMS Co., Ltd. Miyoshi Plant ,  FUKUSHIMA, Toru c/o JMS Co., Ltd. Miyoshi Plant ,  SANADA, Eiji c/o JMS Co., Ltd. Miyoshi Plant

    IPC分类号： A61M5/158 ,  A61M5/32

    CPC分类号： A61M5/158 ,  A61M5/3202 ,  A61M5/3243 ,  A61M5/3275 ,  A61M25/0612 ,  A61M25/0637

    摘要： A medical needle device comprises: a hub 10 having an injection needle 11 fixed at a top end 10a thereof; and a substantially cylindrical sheath 20 which is fit on the hub 10 and having a pair of wings 21, 22 mounted on both sides thereof, said pair of wings 21, 22 being bent along the both sides of said sheath 20, overlapped and held together at a time of puncturing so that an inner peripheral surface of said sheath 20 strongly presses an outer peripheral surface of said hub 10 thereby preventing movement of said hub 10, caused by transfer of the hub 10 relative to said sheath 20 both in a rotational direction and a longitudinal direction, characterized in that : said sheath 20 has a plurality of protrusions 1 provided on the inner peripheral surface thereof in a circumferential direction, said protrusions 1 being spaced out from each other; and the outer peripheral surface of said hub 10 abuts said protrusions 1.

    摘要翻译： 医疗针装置包括：毂10，其具有固定在其顶端10a处的注射针头11; 以及安装在轮毂10上并且具有安装在其两侧上的一对翼21,22的基本上圆柱形的护套20，所述一对翼21,22沿所述护套20的两侧弯曲，重叠并保持在一起 在穿刺时，所述护套20的内周表面强烈地挤压所述轮毂10的外周面，从而防止由轮毂10相对于所述护套20沿旋转方向传递而引起的所述轮毂10的移动 和纵向方向，其特征在于，所述护套20具有在周向上设置在其内周面上的多个突起1，所述突起1彼此间隔开; 并且所述轮毂10的外周面邻接所述突起1。