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    • 1. 发明授权
    • Debridement extension providing irrigation and mechanical scrubbing for removal of dead, devitalized, or contaminated tissue from a wound
    • 清创延长提供灌洗和机械擦洗,以从伤口去除死亡,失活或污染的组织
    • US06830556B2
    • 2004-12-14
    • US10041119
    • 2002-01-08
    • Kim R. HarmonTimothy A. DonaldsonJeff Boggs
    • Kim R. HarmonTimothy A. DonaldsonJeff Boggs
    • A61M100
    • A61M1/0084A61M1/0058A61M1/0064
    • A debridement extension including a proximal end and a distal end, with the proximal end being adapted for connection to both an irrigation source and a suction source. The debridement extension includes a fitting adjacent the proximal end which includes both an irrigation port and a suction port. An inner cannula and an outer cannula are both attached to the fitting of the debridement extension and are, respectively, in fluid communication with the irrigation port and the suction port. A debridement tip is affixed to the distal end of the debridement extension and is independently in fluid communication with both the irrigation path and the suction path formed by the inner and outer cannulas, respectively. The debridement tip includes a plurality of irrigation apertures in fluid communication with the irrigation path and spaced about the periphery of the irrigation tip as well as a plurality of suction apertures in fluid communication with the suction path and spaced about the periphery of the debridement tip. The inner and outer cannulas of the debridement extension are flexible so that the debridement extension can be readily inserted into a tract wound for debridement thereof. The debridement tip further includes a plurality of external longitudinal flutes.
    • 包括近端和远端的清创延伸部,其近端适于连接到冲洗源和抽吸源。 清创延伸部包括邻近近端的配件,其包括冲洗口和吸入口。 内套管和外插管都连接到清创延伸部的配件上,并且分别与冲洗口和抽吸口流体连通。 清创尖端固定在清创延伸部分的远端,分别独立地与内插管和外插管形成的冲洗路径和吸入路径流体连通。 清创尖端包括与冲洗路径流体连通并且围绕冲洗尖端的周边间隔开的多个冲洗孔以及多个与吸入路径流体连通并且围绕清创末端周边隔开的吸入孔。 清创延伸部的内外套管是柔性的,使得清创延伸部可以容易地插入伤口以清创它。 清创末端还包括多个外部纵向凹槽。