New type of pipe for pumping blood is just liquid with no pipe

James King-Holmes / Alamy

By Chelsea Whyte

Getting fluid to waft through little pipes without being broken or slowed down is a engrossing peril that comes into play in all kinds of areas, including in some arrangement of the blood pumps outmoded for the length of coronary heart surgery. The peril is that walls do friction – so why no longer correct secure rid of them? A brand sleek vogue of liquid pipe does correct that, allowing water or blood to waft through it with conclude to zero friction.

The liquid tubes had been made the usage of a ferrofluid, …