Infusion bag.

摘要

A minimized drip infusion bag is provided with means to keep the bag buoyant upon contact with the infusion liquid, the infusible material being kept near the bottom drain edge of the infusion bag and the top of the bag enclosing a gas, a foaming agent or a material imparting buoyant properties. It is essential that the bottom drain edge of the bag in wet state be straight and horizontal.