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b'Some rapid heart rhythms require treatment that involves snaking a tube into the heart. A remote navigational system called stereotaxis gives cardiologists more flexibility to maneuver the tube and exposes patients to less radiation than through traditional methods. Some rapid heart rhythms require treatment that involves snaking a tube into the heart. A remote navigational system called stereotaxis gives cardiologists more flexibility to maneuver the tube and exposes patients to less radiation than through traditional methods. Luna Bhatta, MD Luna Bhatta, MD, director of the clinical cardiac electrophysiology lab and the arrhythmia service at Upstate University Hospital, explains how stereotaxis works., director of the clinical cardiac electrophysiology lab and the arrhythmia service at Upstate University Hospital, explains how stereotaxis works.'