MINIATURE FLUID ATOMIZER
    1.
    发明申请
    MINIATURE FLUID ATOMIZER 审中-公开
    微型流体原型机

    公开(公告)号:WO2012054013A1

    公开(公告)日:2012-04-26

    申请号:PCT/US2010/002805

    申请日:2010-10-20

    CPC classification number: A61M11/00 A61M11/001 A61M11/06 A61M16/04 A61M16/0463

    Abstract: Described is an atomizing nozzle having a relatively small frontal area permitting insertion of a nozzle into small diameter medical conduit(s). A body of a preferred nozzle has a characteristic size (e.g., cross-section diameter) of less than about 0.2 inch (0.5 cm). The nozzle body is typically carried on an extension member, which can be transversely flexible to permit passage of a nozzle body through a tube and along a nonlinear path. The nozzle body is typically connected to an extension member by way of a lap joint associated with the nozzle body. Preferred embodiments have a D e /O ratio of less than 12.0, a D b /O ratio of less than about 18, and a D b / D e ratio of less than about 1.1. Certain embodiments include a swirling chamber disposed upstream of the ejection orifice and having a proximal wall with a portion configured to at least approximate a portion of a dome, or other curved surface.

    Abstract translation: 描述了具有允许喷嘴插入小直径医疗管道的相对较小的前部区域的雾化喷嘴。 优选喷嘴的主体具有小于约0.2英寸(0.5cm)的特征尺寸(例如横截面直径)。 喷嘴体通常承载在延伸构件上,该延伸构件可以是横向柔性的,以允许喷嘴体通过管并且沿着非线性路径通过。 喷嘴体通常通过与喷嘴体相关联的搭接接头连接到延伸构件。 优选实施方案的De / O比小于12.0,Db / O比小于约18,Db / De比小于约1.1。 某些实施例包括设置在喷射孔的上游的旋转室,并具有近端壁,该近端壁具有至少近似于圆顶或其它弯曲表面的一部分的部分。

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