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    • 2. 发明授权
    • Fluid supply and suction apparatus and method
    • 流体供应和抽吸装置及方法
    • US5722949A
    • 1998-03-03
    • US572122
    • 1995-12-14
    • Christopher N. Sanese
    • Christopher N. Sanese
    • A61M1/00
    • A61M1/0064A61M1/0047
    • An improved fluid supply and suction apparatus and method for supplying and suctioning fluid through a cannula into and through the body of the fluid supply and suction apparatus is shown. The fluid supply and suction apparatus, which is intended for use in a surgical enviornment, preferably comprises a body having a plurality of ports in fluid communication with a tool insertion thru-hole. The tool insertion thru-hole provides a substantially unobstructed portal from one end of the apparatus body to the other end of the apparatus body. In a more preferred embodiment, the plurality of ports are open to one end of the apparatus body only and they comprise at least a fluid supply port, a fluid suction port, and a regulated port having a suction regular to selectively control the amount of suction through the regulated port. Valves are preferably provided to control flow to and from the ports into and out of the tool insertion thru-hole. In normal operation, fluid supply and suction tubes are connected to each port providing either fluid supply or suction as appropriate. At one end of the apparatus body, a cannula is attached which transports fluid to the surgical site or transports fluid being suctioned from the surgical site. The subject apparatus can be used with fluids comprising gases, liquids or liquids which contained entrained solid matter or mixtures thereof.
    • 示出了改进的流体供应和抽吸装置和方法,用于通过套管将流体供给和抽吸流体进入流体供给和抽吸装置的主体。 旨在用于外科环境的流体供应和抽吸装置优选地包括具有与工具插入通孔流体连通的多个端口的主体。 工具插入通孔提供从设备主体的一端到设备主体的另一端的基本上无障碍的入口。 在更优选的实施例中,多个端口仅对设备主体的一端开放,并且它们至少包括一个流体供给口,一个流体吸入口和一个具有规则抽吸的调节口,以便有选择地控制抽吸量 通过规范的港口。 优选地,设置阀门以控制进出工具插入通孔的流入口。 在正常操作中,流体供应和抽吸管连接到每个端口,适当地提供流体供应或抽吸。 在装置主体的一端,附接有将流体输送到外科手术部位或输送从外科手术部位抽吸的流体的套管。 本发明装置可以与包含气体,液体或液体的流体一起使用,该液体或液体含有夹带的固体物质或其混合物。