Patent 11311680 was granted and assigned to Terumo Corporation on April, 2022 by the United States Patent and Trademark Office.
A female syringe of a syringe kit includes a female syringe barrel including a cylindrical portion into which a nozzle of a male syringe is insertable, a hollow cylindrical packing arranged in the cylindrical portion, and a cap detachably attached to the cylindrical portion. When the cap is detached from the cylindrical portion, the packing remains in the cylindrical portion, a distal end opening is opened, and the nozzle of the male syringe is fitted in a liquid-tight manner to an inner side of the packing.