�y��vlog

Porters have to wheel beds through this open space, between patients being treated in chairs and nurses kneeling on the floor to remove cannulas.

The duties included blood monitoring, inserting cannulas and doing echocardiograms, which are scans used to look at the heart and nearby blood vessels.

The insulin pump is a small device - around the size of a deck of cards - which supplies a continuous flow of longer-acting insulin through a cannula underneath the skin.

However, this requires a spinal tap with a cannula -- an invasive procedure with rare complications.

Ms Wisniewska then uses a scalpel to make a small hole and inserts a long cannula attached to a suction machine on the floor and begins to suck out fat.