| 摘要 |
PROBLEM TO BE SOLVED: To provide a dispensing head by which a dispensing operation can be performed in various modes and by which the efficiency of the dispensing operation can be enhanced. SOLUTION: A plurality of dispensing head units 1 wherein a plurality of row-shaped nozzles 3 which suck and discharge a liquid from dispensing tips 4 placed in the lower end part are held by a block 2, a plurality of plungers into which the nozzles 3 are fitted are connected by connecting blocks 9 so as to be extracted and inserted simultaneously by motors 13 and a function which raises and lowers the block 2 and the connecting blocks 9 simultaneously by motors 17 is provided are installed side by side. Thereby, a dispensing head which is provided with the many nozzles 3 is constituted. Thereby, only rows of the specific nozzles out of the many nozzles 3 are used individually, a dispensing operation can be performed to a specific part on a microplate, and the dispensing operation in various modes can be performed. |
