TAVI Specialist in Jaipur – Dr. Prashant Dwivedi | Minimally Invasive Heart Valve Treatment

Transcatheter Aortic Valve Implantation (TAVI), also known as Transcatheter Aortic Valve Replacement (TAVR), is a minimally invasive procedure used to replace a diseased aortic valve, particularly in patients with severe aortic stenosis.

Unlike traditional surgical aortic valve replacement, TAVI delivers a replacement valve through a catheter without requiring a conventional open-chest procedure.

For patients diagnosed with significant aortic stenosis, choosing the appropriate treatment requires careful evaluation of symptoms, valve anatomy, overall health, surgical risk, age, life expectancy and other individual factors. TAVI can be an important treatment option for appropriately selected patients with severe aortic stenosis.

What Is TAVI?

Transcatheter Aortic Valve Implantation (TAVI) is a procedure in which a replacement biological valve is delivered to the heart through a thin catheter. The new valve is positioned within the diseased aortic valve and expands to take over the valve's function.

Aortic stenosis occurs when the aortic valve becomes narrowed and restricts blood flow from the heart to the body. Symptoms can include shortness of breath, chest discomfort, dizziness or fainting, reduced exercise tolerance and fatigue. Severe untreated aortic stenosis can progress to serious complications, including heart failure.

TAVI is generally performed through an artery, most commonly through the femoral artery in the groin when that approach is suitable. The exact access route and procedure plan depend on the patient's anatomy and medical condition.

How Does TAVI/TAVR Work?

During TAVI, the cardiologist guides a catheter carrying the replacement valve toward the heart. The replacement valve is positioned inside the diseased aortic valve. Once deployed, the new valve begins regulating blood flow from the left ventricle into the aorta.

The diseased native valve is generally not removed during TAVI. Instead, the replacement valve is implanted within the existing valve structure. The procedure can often be performed without opening the chest or using a conventional heart-lung bypass machine.

Who May Be a Candidate for TAVI?

TAVI may be considered for patients with severe aortic stenosis when valve replacement is indicated. However, not every patient with aortic stenosis requires TAVI, and the procedure is not automatically preferable to surgical aortic valve replacement.

The heart team may consider factors such as:

• Severity of aortic stenosis
• Presence and severity of symptoms
• Age and life expectancy
• Overall health and other medical conditions
• Surgical risk
• Aortic valve and vascular anatomy
• Suitability of transfemoral or another catheter-based access route
• Expected long-term benefits and risks of TAVI versus surgical valve replacement

Treatment decisions should be individualized and made through discussion between the patient and the treating heart team.

Benefits of TAVI

For appropriately selected patients, TAVI offers several potential advantages compared with conventional surgical valve replacement. However, the benefits vary from patient to patient.

1. Minimally Invasive Approach

TAVI is performed using a catheter rather than a conventional open-chest approach. When transfemoral access is suitable, the replacement valve can be delivered through an artery in the groin, avoiding a large chest incision.

2. No Conventional Sternotomy

Unlike traditional surgical aortic valve replacement, TAVI generally does not require opening the breastbone. This can be particularly relevant for patients for whom a less invasive approach is appropriate.

3. Potentially Shorter Hospital Recovery

Recovery after TAVI can be shorter than recovery after conventional open-heart surgery for appropriately selected patients. Hospital stay and recovery time vary according to age, overall health, complications and the type of procedure performed.

4. Sedation or Anesthesia Options

TAVI can be performed with sedation or general anesthesia depending on the patient's condition, procedure plan and institutional practice. The anesthesia approach is decided by the treating medical team.

5. Less Surgical Trauma

Because TAVI avoids a conventional sternotomy, it can reduce some of the physical trauma associated with open-chest surgery. This may support a faster return to daily activities in suitable patients.

6. An Option for Patients at Different Levels of Surgical Risk

Modern treatment approaches have expanded the use of TAVI beyond patients at very high surgical risk. Depending on age, life expectancy, anatomy and other factors, TAVI may be considered across different surgical-risk groups.

The final choice between TAVI and surgical valve replacement should always be individualized.

TAVI vs Surgical Aortic Valve Replacement

TAVI and surgical aortic valve replacement (SAVR) are both established treatments for severe aortic stenosis. TAVI is less invasive, while SAVR involves surgical access to the chest and removal and replacement of the diseased valve.

TAVI/TAVR

• Catheter-based procedure
• Usually does not require a sternotomy
• Replacement valve is placed within the diseased valve
• Sedation or general anesthesia may be used
• Recovery is often shorter, depending on the patient
• Suitable treatment depends on individual patient factors

Surgical AVR

• Open surgical procedure
• Typically requires surgical chest access
• Diseased valve is surgically removed and replaced
• General anesthesia is typically required
• Usually involves a longer surgical recovery
• May be preferred for certain patients based on individual circumstances

There is no single procedure that is best for every patient. The choice should be based on clinical evaluation and shared decision-making with the heart team.

What Are the Risks of TAVI?

Although TAVI is less invasive than conventional surgical valve replacement, it is still a major cardiac procedure and carries potential risks.

Possible complications can include:

• Bleeding or vascular complications
• Stroke
• Infection
• Abnormal heart rhythms
• Need for a permanent pacemaker
• Leakage around the replacement valve
• Coronary artery obstruction
• Other procedure-related complications

The risk profile varies depending on the patient's age, anatomy, medical conditions, valve characteristics and procedural factors.

A detailed evaluation before TAVI helps the heart team identify potential risks and select the appropriate treatment strategy.

Recovery After TAVI

Recovery after TAVI varies from patient to patient. Some patients may leave the hospital within a few days, while others may require longer monitoring because of age, medical conditions or complications.

After the procedure, patients generally require follow-up with their cardiologist to monitor the function of the replacement valve and overall heart health.

Medication, activity restrictions and follow-up testing should be followed according to the treating team's instructions.

Why Choose a TAVI Specialist in Jaipur?

TAVI requires careful patient selection, detailed imaging, procedural planning and appropriate post-procedure monitoring.

Choosing a cardiac team experienced in structural heart interventions can help ensure that the patient is assessed for the most suitable treatment approach.

According to Dr. Prashant Dwivedi's professional profile, he is associated with the TAVR and Structural Heart Disease Programme and has performed more than 450 TAVR procedures. His listed areas of structural heart intervention include TAVR/TAVI, transcatheter mitral valve replacement, MitraClip and other complex cardiac procedures.

Dr. Prashant Dwivedi – TAVI Specialist in Jaipur

Dr. Prashant Dwivedi is an Interventional Cardiologist associated with structural heart and transcatheter valve procedures. His professional profile highlights experience in TAVR/TAVI and other minimally invasive cardiac interventions.

For patients diagnosed with aortic stenosis, the appropriate treatment depends on the severity of the disease, symptoms, valve anatomy, age, overall health and procedural risk.

A consultation can help determine whether TAVI, surgical valve replacement or another management strategy is appropriate.

Conclusion

TAVI has changed the treatment landscape for many patients with severe aortic stenosis by providing a catheter-based alternative to conventional surgical valve replacement.

It can offer the advantages of a minimally invasive approach and may allow a shorter recovery for appropriately selected patients.

However, TAVI is not suitable for everyone, and it should not be considered automatically better than surgery. A multidisciplinary heart-valve evaluation is important to understand the patient's individual risks, benefits and long-term treatment options.

If you have been diagnosed with aortic stenosis or have symptoms such as breathlessness, chest discomfort, dizziness or reduced exercise tolerance, consult a qualified cardiologist for an appropriate evaluation and treatment plan.