| abstract |
PROBLEM TO BE SOLVED: To provide a chemical injection device that can puncture a skin while reducing pain and can surely prevent the needle from coming off the skin and inject a sufficient amount of chemical into the skin percutaneously. I will provide a. A liquid injector 1 includes a container 11, a holding part 12 having a concave part 121 opened to the distal end side, and a container 12 for holding the container 11, and communicates with the inside of the container 11 so as to penetrate the holding body 12. A plurality of hollow needles 20 projecting outward from the inner bottom surface 123 of the part 121 and a push for providing a driving force for transdermally injecting the drug solution in the container 11 into the skin through the needle 20 The child 13, the inner bottom surface 123 of the concave portion 121, and the skin can be brought into contact with each other and brought into contact with each other, and the suction port 125 for sucking air in the concave portion 121 and the skin of the holding body 12 can be contacted. And an adhesive layer 30 containing an adhesive formed on the end face. [Selection] Figure 1 |