Magnetic fluid offers better seal in heart-plugging medical procedure

Nature

by Yu Shrike Zhang

March 4, 2026

An injectable fluid has been used to close off part of the heart in animals — a potentially improved take on a procedure that prevents stroke in people with irregular heartbeats. An injectable fluid has been used to close off part of the heart in animals — a potentially improved take on a procedure that prevents stroke in people with irregular heartbeats.

Verticals

scienceresearch

Originally published on Nature on 3/4/2026