Rope tying method of medical infusion bottle

The tying method of medical infusion bottle is as follows.

1. The method of tying the rope of the doctor's infusion bag is to put the rope in a figure of eight first, and press the lower ring on the upper ring.

2. Then fold the middle of the two circles into a U shape and pass through the two circles.

3. Adjust the original circle on it again and put the bottle mouth in the middle of the adjusted knot.

4. Tighten the two ends of the rope, and tie a double half knot at the end of the rope, so that we have finished making the hanging bottle knot.