With frequent headaches and unexplained strokes often actually caused by such holes, Changzhou Second Hospital successfully carried out its first biodegradable patent foramen ovale (PFO) occluder implantation surgery on 4 March. Full story (in Chinese) via this link; read the absolute essentials about Changzhou via this link.
Hole in Changzhou Lady’s Heart Filled by Groundbreaking Biodegradable Material
