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Left Ventricular Assist Device (LVAD)
Surgery in Hyderabad

What is a Left Ventricular Assist Device (LVAD)?

A Left Ventricular Assist Device (LVAD) is a small mechanical pump that helps a weakened heart pump blood to the rest of the body. It is designed for people with advanced heart failure, especially when the left ventricle, the heart’s main pumping chamber, is no longer able to circulate enough blood on its own.
The device is surgically placed inside the chest and works by moving blood from the left ventricle into the aorta, the body’s largest artery. This improves blood flow to vital organs and tissues, reducing strain on the heart and helping it function more efficiently.
An LVAD may be recommended for patients awaiting a heart transplant, those with potential for heart recovery, or individuals who are not transplant candidates but need long-term circulatory support. By improving blood flow, an LVAD can significantly reduce symptoms such as breathlessness and fatigue, helping patients regain independence, enhance daily functioning, and enjoy a better quality of life with proper ongoing care and device management.

Types of Left Ventricular Assist Device (LVAD)

Left Ventricular Assist Devices (LVADs) can be classified by how they pump blood and their intended use. The choice of device depends on the patient’s medical condition, the severity of heart failure, and the long-term treatment plan.

• Continuous-Flow LVADs: These are the most commonly used LVADs today. They provide a steady flow of blood from the left ventricle to the aorta using a small rotating pump. Their compact size, durability, and improved performance have made them the preferred option for most patients with advanced heart failure.
• Axial-Flow LVADs: Axial-flow devices use a rotating impeller that moves blood in a straight line through the pump. They provide continuous blood flow and have been widely used in mechanical circulatory support therapy.
• Centrifugal-Flow LVADs: Centrifugal-flow devices use a spinning mechanism that moves blood outward through centrifugal force. These newer-generation pumps are designed to improve blood flow while reducing stress on blood cells and minimising the risk of complications.
• Bridge-to-Transplant LVAD: This type of LVAD is used for patients who are waiting for a heart transplant. The device helps maintain adequate blood circulation and supports the patient’s health until a suitable donor heart becomes available.
• Destination Therapy LVAD: For patients who are not eligible for heart transplantation, an LVAD may be used as a long-term treatment. Known as destination therapy, this approach helps manage symptoms, improve daily activities, and enhance overall quality of life.
• Bridge-to-Recovery LVAD: In some cases, the heart may recover enough function after a period of support. A bridge-to-recovery LVAD is used temporarily to assist the heart while it heals and regains strength.
• Bridge-to-Decision LVAD: This type of support is used when the long-term treatment strategy is still being determined. It provides temporary circulatory assistance while doctors evaluate the patient’s condition and decide on the most appropriate course of treatment.

Each patient requires an individualised assessment to determine the most suitable LVAD option. A multidisciplinary heart failure team carefully evaluates the patient’s condition, treatment goals, and overall health before recommending the most appropriate device and treatment approach.