| 摘要 |
THERE IS PROVIDED A CASSETTE (1) FOR AN INFUSION PUMP(3) THAT CAN RELIABLY SWITCH BETWEEN A FREE FLOW STATE AND AN ANTI-FREE FLOW STATE AND EASILY ADDRESS AN INFUSION BY FREE FALL, AND HAS EXTERMELY SMALL NUMBER IF COMPONENTS AND CAUSES FEW MALFUNCTIONS. A CASSETTE (1) MOUNTED TO AN INFUSION TUBE (2) AND INSTALLED IN AN INFUSION PUMP INCLUDES A CLAMP PORTION (12) THAT RELEASABLY CLAMPS THE INFUSION TUBE 2 TO BLOCK A LIQUID FLOW IN THE INFUSION TUBE (2). THE CLAMP PORTION (12) HAS A PRESSING PORTION (16) PROVIDED SO AS TO BE FREELY PRESSED ON THE INFUSION TUBE (2), A BIASING MEMBER (15) THAT BIASES THE PRESSING PORTION (16) IN A PRESSING DIRECTION ON THE INFUSION TUBE (2), AND A PRESSING RELEASE PORTION THAT RELEASES PRESSING BY THE PRESSING PORTION (16) BY A PRESSING OPERATION AGAINST A BIASING DIRECTION OF THE BIASING MEMBER (15). THE BIASING MEMBER (15) IS PROVIDED MOVABLY BETWEEN A POSITION FOR BIASING THE PRESSING PORTION (16), AND A POSITION FOR RELEASING BIAS ON THE PRESSING PORTION (16). (FIG.2)
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