| 摘要 |
PURPOSE: An extension tube for a sap set is provided to prevent contaminants like minute glass particles from being inserted into the patient's body. CONSTITUTION: An extension tube for a sap set comprises a connecting pipe(21), a tube(23), a branch pipe(24), a main pipe(25), and a coupling pipe(30). The connecting pipe is combined with a connection part(10) of a sap tube. The tube is connected to the connecting pipe. To the branch pipe, the tube is connected. The main pipe comprises a drug injection part(26), a filter element, and a diaphragm. The coupling pipe is installed in the other side of the main pipe. The diaphragm protects the filter element.
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