Cardinal Health Says 3M, LifeSync Infringe Patents for EKG Leads

Cardinal Health filed a patent infringement complaint against 3M Co. and LifeSync Corp., seeking profits lost to their sales of LifeSync’s connectors used in cardiac monitoring equipment, which Cardinal alleges infringe two patents for the technology.

The suit, filed Tuesday in the U.S. District Court for the Southern District of Florida by Cardinal’s KPR U.S. and Cardinal Health 200 units, targets 14 of LifeSync’s lead wires with closed-end electrode connectors used in electrocardiogram machines.

Cardinal alleges the products infringe two patents that cover its own line of Kendall DL disposable leads for the machines, also known by ...