On March 22, 2012, the FDA approved the LINX Reflux Management System to treat gastroesophageal reflux disease (GERD). Developed by Torax Medical , the "LINX system is composed of a series of titanium beads, each with a magnetic core, connected together with independent titanium wires to form a ring shape like a bracelet of beads. It is implanted at the lower esophageal sphincter (LES), a circular band of muscle that closes the last few centimeters of the esophagus and prevents the …