US Patent 11324441 Electrocardiography and respiratory monitor

An electrocardiography and respiratory monitoring patch is provided. The monitoring patch includes a backing. Electrocardiographic electrodes are affixed to and conductively exposed on a contact surface of the backing to sense electrocardiographic data. A circuit includes circuit traces and each circuit trace is coupled to one of the electrocardiographic electrodes. At least one respiratory sensor is positioned adjacent to the backing to sense respiratory data including SpO2 or respiratory rate.