Sick sinus syndrome
MONDO:0001823A constellation of signs and symptoms which may include syncope, fatigue, dizziness, and alternating periods of bradycardia and atrial tachycardia, which is caused by sinoatrial node dysfunction.
Also known as: SSS
25 clinical trials for this condition and its sub-types.
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Broader categories
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New heart lead aims to improve pacing for slow heartbeat
Disease control CompletedThis study tests a new pacing lead (Solia CSP S) placed deep in the heart to treat slow heart rhythms. About 192 people with heart block or sinus node problems will get the lead. The main goals are to check safety (no serious device issues in 3 months) and how often the lead is p…
Phase: NA • Sponsor: Biotronik, Inc. • Aim: Disease control
Last updated Jul 16, 2026 00:00 UTC
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Wireless pacemaker shows promise for Dual-Chamber pacing
Disease control CompletedThis study tested a new type of pacemaker that doesn't use wires (leads) to help both the upper and lower chambers of the heart beat in sync. It involved 464 people with slow heart rhythms who needed a pacemaker. The main goals were to see if the device was safe and worked well a…
Phase: NA • Sponsor: Abbott Medical Devices • Aim: Disease control
Last updated Jun 27, 2026 12:38 UTC
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VR goggles calm nerves during heart surgery, study finds
Symptom relief CompletedThis study tested whether wearing a virtual reality headset during heart device implantation (like pacemakers) could reduce patients' anxiety and pain. 111 adults were randomly assigned to use VR or standard care. The goal was to see if distraction through VR lowers stress and di…
Phase: NA • Sponsor: Muhammed Kurt • Aim: Symptom relief
Last updated Jun 27, 2026 13:02 UTC