Heart valves · Decision guide

Heart valve surgery: repair, replacement and catheter options

Repair, replacement, TAVI or TEER: understand what each option is designed to do.

Research by Yevhenii Kozlov · Co-Founder of BookimedUpdated 8 October 2026Sources linked throughout

At a glance

Valve treatment can preserve a repairable valve, replace a damaged one or use a catheter-based approach. The cause of the valve problem determines which options can work; repair, TAVI and TEER are different treatments.

Repair preserves your own valve

Durable repair is preferred for suitable severe degenerative mitral regurgitation requiring intervention.

Sources: ESC/EACTS valve guidance (2025)

Mechanical and tissue valves differ

Mechanical valves require lifelong anticoagulation. Tissue valves can deteriorate and need another intervention.

Sources: NHS: valve types

TAVI usually means a shorter stay

NHS guidance describes 2–3 hospital days after TAVI versus about a week after surgical replacement.

Sources: NHS: valve recovery

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Benefits and trade-offs

Potential advantages

Trade-offs and limits

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Mitral valve repair or replacement: what matters?

For severe degenerative mitral regurgitation requiring intervention, repair is preferred when a durable reconstruction is feasible. Preserving the native valve avoids a replacement prosthesis, but the chance of repair depends on the specific lesion.

Secondary regurgitation caused by heart-muscle or chamber changes follows a different pathway. Optimized heart-failure treatment and selected catheter interventions may be relevant.

Sources: ESC/EACTS valve guidance (2025) · UK Mini Mitral trial · JAMA (2023) · Mitral and Tricuspid Valve Center | Cleveland Clinic

Mechanical or tissue heart valve: key trade-offs

Mechanical valves offer durability at the cost of lifelong anticoagulation. Tissue valves can deteriorate and may need another intervention. Other conditions can require blood thinners even with a tissue valve.

OptionPotential advantageLong-term trade-off
Mechanical valveLong durabilityLifelong anticoagulation and bleeding/monitoring burden
Tissue valveNo lifelong anticoagulation requirement solely because the valve is mechanicalStructural deterioration and possible reintervention; medicines may still be needed for other reasons
RepairRetains the native valveFeasibility and durability depend on the lesion and reconstruction

Sources: NHS: valve types · ESC/EACTS valve guidance (2025)

TAVI or surgical aortic valve replacement?

TAVI places a replacement aortic valve using a catheter. Surgical aortic valve replacement removes and replaces the valve during an operation. The choice includes the valve and access anatomy, other disease, life expectancy, preferences and the likelihood of future procedures.

For severe aortic stenosis requiring intervention, the 2025 ESC/EACTS guidance supports TAVI in anatomically suitable patients aged 70 or older with a three-leaflet (tricuspid) aortic valve. That is not a universal age rule: bicuspid valves, younger patients and the need for other surgery can change the decision.

  • Three-leaflet versus bicuspid anatomy affects suitability.
  • Concomitant coronary, aortic or other valve disease may favour a combined operation.
  • Valve size and coronary access influence future treatment options.

Sources: ESC/EACTS valve guidance (2025)

What is TEER, and when is it considered?

TEER reduces leakage by bringing parts of a valve together with a catheter-delivered device. It is different from surgical repair and from TAVI.

For selected symptomatic severe ventricular secondary mitral regurgitation despite optimized heart-failure treatment, the 2025 European guideline supports TEER to reduce heart-failure admissions and improve quality of life.

Sources: ESC/EACTS valve guidance (2025) · Bumrungrad Heart Valve Center

Minimally invasive and robotic valve surgery

A mitral repair may be possible through sternotomy, a smaller chest incision or a robot-assisted approach. Choose the repair plan and experienced team together with the access route. The same technique label does not make different valve procedures directly comparable.

Sources: UK Mini Mitral trial · JAMA (2023) · Mayo Clinic: minimally invasive surgery

Recovery and follow-up after valve treatment

Valve follow-up includes medication and anticoagulation management where indicated, imaging, rehabilitation and wound review. NHS guidance describes about a week in hospital and two to three months to full recovery after chest-incision valve replacement, with a shorter initial stay after TAVI.

Sources: NHS: valve recovery

Specialists for this treatment pathway

Explore each specialist’s clinical focus, current programme and the studies relevant to this treatment. The listed roles include cardiac surgeons and, where appropriate, interventional cardiologists.

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