Invention Grant
US09561337B2 Active system for in-situ clearing of secretions and occlusions in tubes 有权
主动系统用于原位清除管中的分泌物和闭塞

Active system for in-situ clearing of secretions and occlusions in tubes
Abstract:
A device for removing secretions from an artificial tube is provided. The device may include a clearing catheter and a driving mechanism that may apply repetitive motion to the clearing catheter. In another version of the device, the clearing catheter may dispense irrigation fluid and aspirate the irrigation fluid. The clearing catheter may have an irrigation and an aspiration lumen that may both reciprocate with the clearing catheter. In another version a compliant member into which irrigation fluid is located may be present.
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