摘要 |
The present invention relates to a closed wound drainage system with a clearing port connected to the system, having a permeable membrane for sealable passage of a needle therethrough for injection of fluid into the system in order to flush the system without opening the system. The clearing port may also be used to withdraw fluid samples from the system for laboratory analysis without contaminating the system or the sample during the withdrawal procedure. The present invention also relates to a method for sterile clearing of obstructions in a closed wound drainage system.
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