Patent ID: 7401450

Claim:
A method of closing an infusion bag, the method comprising: folding down corners of the infusion bag; folding down a middle part of the infusion bag, wherein forming a top part of the infusion bag; providing a string having a first free end and a continuous part; laying the first free end of the string in a shape of a noose over a recess of a holder; inserting the top part of the infusion bag into the recess of the holder after forming the noose, wherein the noose of the string is arranged above a top edge of the top part of the infusion bag; grasping the string at the free end and at the continuous part of the string through two holes provided in the top part of the infusion bag by two needles; pulling out the first free end and the continuous part of the string through the noose and afterwards completely out of the infusion bag; and pulling the continuous part of the string in order to tighten the noose of the string.