Patent ID: 8414608

Claim:
A puncture needle cartridge and a blood collection lancet comprising: a puncture needle cartridge in which a plurality of puncture needles are arranged; and a blood collection lancet for separating a puncture needle from the puncture needle cartridge, and wherein the puncture needle arranged in the puncture needle cartridge includes a neck for engaging, and the blood collection lancet includes a puncture needle holding rod having a puncture needle loading chamber for loading the puncture needle; and a puncture needle holding claw for engaging with the neck of the puncture needle in a state that the puncture needle be held with the puncture needle holding rod, wherein the puncture needle cartridge comprises a lancet guide member into which the puncture needle loading chamber loading a used puncture needle is inserted; and a waste box for discarding the used puncture needle through the lancet guide member, and wherein the lancet guide member is configured to uncouple the puncture needle holding claw from the neck of the used puncture needle by extending the puncture needle holding claw when the puncture needle holding rod is inserted into the lancet guide member.