| 摘要 |
PROBLEM TO BE SOLVED: To provide a liquid injection device capable of suppressing scattering of a biological tissue such as cells excised, fractured or the like by an injected pulse flow.SOLUTION: A liquid injection device includes a feed pipe 23 for jetting out from a nozzle 4, pulse-like first liquid 12 supplied from a jet pipe 3, and feeding second liquid 31 from the feed pipe 23 to the periphery of the nozzle 4, and further includes a suction port 15 arranged on the periphery of the nozzle 4, and a suction pump 18 for sucking the first liquid 12 and the second liquid 31 by being connected to the suction port 15 through a suction tube 14. |
