CHEMICAL ADMINISTRATION DEVICE, METHOD OF USING CHEMICAL ADMINISTRATION DEVICE, AND METHOD FOR PRODUCING CHEMICAL ADMINISTRATION DEVICE

摘要

The drug solution administration device includes a syringe, a gasket, a pusher member, and a temporary holding unit. The temporary holding portion holds the pusher member in a state in which an opening formed on the opposite side of the distal end portion of the barrel portion of the syringe and the gasket face each other with a space therebetween.