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    • 60. 发明授权
    • Lancet having adjustable penetration depth
    • 柳叶刀具有可调的穿透深度
    • US08834503B2
    • 2014-09-16
    • US13087957
    • 2011-04-15
    • Steven Schraga
    • Steven Schraga
    • A61B17/14
    • A61B5/15019A61B5/150022A61B5/150175A61B5/150198A61B5/150351A61B5/150412A61B5/150503A61B5/15113A61B5/15117A61B5/1513A61B5/15132A61B5/1519Y10T29/53657
    • Lancet device including a first housing. A first guide wall is disposed within the first housing. The first guide wall includes an opening. A cap removably mounted to the first housing. A needle holding member for holding a lancet. At least a portion of the needle holding member being able to move within the opening. A first spring for biasing the needle holding member toward an extended position. The first spring surrounding a portion of the needle holding member and being disposed between the first guide wall and a shoulder of the needle holding member. A movable trigger having a first position and a second position. A movable second housing including a proximal end, a distal end and a second guide wall arranged at the proximal end. The second guide wall including an opening. A portion of the needle holding member being able to move within the opening of the second guide wall. The second housing being configured to move the needle holding member to the retracted position when the second housing is moved away from the first housing. The proximal end of the second housing being configured to move axially within the distal end of the first housing. A second spring for biasing the second housing towards the first housing. The second spring surrounding a portion of the needle holding member and being disposed between the second guide wall and another shoulder of the needle holding member. At least a portion of the needle holding member is always retained within the first housing.
    • 柳叶刀装置包括第一壳体。 第一引导壁设置在第一壳体内。 第一引导壁包括开口。 盖可拆卸地安装到第一壳体。 用于保持刺血针的针保持构件。 针保持构件的至少一部分能够在开口内移动。 用于将针保持构件偏压到伸出位置的第一弹簧。 第一弹簧围绕针保持构件的一部分并且设置在第一引导壁和针保持构件的肩部之间。 一种具有第一位置和第二位置的可动触发器。 可移动的第二壳体,包括近端,远端和布置在近端的第二引导壁。 第二引导壁包括开口。 针保持构件的一部分能够在第二引导壁的开口内移动。 第二壳体构造成当第二壳体移动离开第一壳体时将针保持构件移动到缩回位置。 第二壳体的近端构造成在第一壳体的远端内轴向移动。 用于将第二壳体朝向第一壳体偏置的第二弹簧。 第二弹簧围绕针保持构件的一部分并且设置在第二引导壁与针保持构件的另一个肩部之间。 针保持构件的至少一部分总是保持在第一壳体内。