摘要 |
The invention relates to a surgical endoscopic suction/irrigation cannula assembly and, in particular, to a valve actuator for selectively transmitting liquid or gas into or out of a suction/irrigation cannula. The valve actuator includes a manually operated elastomeric valve head. The actuator may contain a port disposed therethrough and in alignment with a cannula tubing for introduction of an endoscopic or laparoseopic surgical instrument while the assembly including the valve actuator is positioned within a body cavity during surgery.
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