Extension setsBrief description of the product:TThe Extension Sets are assembled by protective cap, conical lock fi Extension sets Brief description of the product: TThe Extension Sets are assembled by protective cap, conical lock fitting, three way connector, tubing and clip and so on. All these parts and materials used in this products can meet medical requirement, sterilized by EO, pyrogenic free. The Extension Sets is a kind of multifunction connection tube, can be widely used in the inf