[Future of implantable electrical cardiac devices]

Area of Science:

• Cardiology
• Biomedical Engineering
• Medical Devices

Context:

• Implantable electrical cardiac devices have seen significant advancements over the last two decades.
• Automatic internal defibrillators (ICD) and cardiac resynchronization therapy (CRT) are established treatments.
• These devices are becoming a primary therapeutic option, potentially replacing drug therapy.

Purpose:

• To review recent technological advancements in implantable cardiac devices.
• To discuss emerging technologies like leadless pacemakers and subcutaneous ICDs.
• To explore future directions and expanded clinical indications for cardiac electronic therapies.

Summary:

• Technological revolutions are driving improvements in treatment delivery, safety, and efficacy of cardiac devices.
• Leadless pacemakers and totally subcutaneous ICD systems are emerging, aiming to reduce lead-related complications.
• Optimized CRT delivery and novel approaches like vagal nerve stimulation are being researched for heart failure.

Impact:

• These innovations are poised to enhance patient outcomes and expand the therapeutic landscape for cardiovascular diseases.
• Leadless and subcutaneous technologies aim to minimize long-term complications associated with traditional endovascular leads.
• Future research in device therapy holds the potential to further improve management of sudden arrhythmic death and heart failure.