SPOUT MEMBER AND PACKAGING BAG UTILIZING SAME

摘要

A spout member and a packaging bag utilizing the same, whereby superior ease of handling and hygiene management when replenishing moisture or the like can be achieved before and during use in the administration of, for example, water or medicine, a closing means that is used to freely open/close an opening created by cutting a portion of the peripheral edge of a sealed film piece can be protected from the contents during storage or transportation, the protective ability is excellent even when internal pressure is applied to the inside of the packaging bag, contamination prevention capability prior to the opening of the spout member is excellent, and excellent contamination prevention capability as well as superior ease of handling after opening can be achieved.