Medtronic Cardiac Rhythm And Heart Failure

This study is for people with heart failure where the heart pumps well but is stiff. It tests if special pacing therapies can improve how much you can do and how you feel. About 105 people will join, and researchers will check heart structure and quality of life over a year.

This study looks at the electrical signals inside the heart in 75 people who already have a specific type of pacemaker (LBBAP) for heart failure or slow heart rate. Researchers will change the pacing strength and ask participants to move into different body positions while record…