Medscape November 19, 2024
A simple, lightweight device worn on the sternum can calculate intracardiac filling pressures, warning that heart failure is worsening, according to a study conducted to determine whether the device can produce the data needed.
The developers are designing the CardioTag device to offer advantages over current implantable hemodynamic monitoring systems in a format amenable to patients and physicians, said Liviu Klein, MD, a cardiologist at the University of California, San Francisco Medical Center, San Francisco, and head of the lab where the research that led to the development of the device was conducted.
The SEISMIC-HF I study assessed the algorithm designed to estimate pulmonary capillary wedge pressure in patients with heart failure from seismocardiography (involving cardiogenic vibrations), photoplethysmography (involving optical...