Total Knee Replacement:
A Patient's Guide | Dr. Bagaria

Total Knee Replacement

A total knee replacement, also known as TKR or knee arthroplasty, is a procedure in which an arthritic knee joint is removed and replaced with an artificial one.

Dr. Bagaria performs robotic knee replacement in Mumbai at Sir H. N. Reliance Foundation Hospital, Girgaon.

When is total knee replacement indicated?

This procedure may be done when your knee joint is painful or is not working well, and other treatments have not worked. X-rays will corroborate the clinical findings.

Are there any alternatives to knee replacement?

Medications

Such as paracetamol, aspirin, or other drugs for pain and inflammation.

Activity modification

This means limiting activity, avoiding squatting, stairs and heavy lifting, using a walking aid such as a cane or walker, and using ice to reduce pain and swelling. Some people find heat helpful, so it is worth trying both.

Partial knee replacement

Where arthritis affects only one part of the knee. A partial knee replacement resurfaces only the worn compartment and preserves the rest of the joint.

How does one prepare for a total knee replacement?

Because you may need a blood transfusion during the operation or during recovery, you may wish to donate some of your own blood beforehand. Blood should be donated within four weeks of the procedure.

Plan for your care and recovery after the operation, particularly if you are having a general anaesthetic. Allow time to rest, and arrange people to help with your day-to-day duties and care for at least the first week at home.

Follow the instructions given to you by the hospital. Eat a light meal, such as soup or salad, the night before the procedure. Do not eat or drink anything after midnight on the day of the procedure, not even coffee, tea or water.

Follow your surgeon's instructions about smoking. Smokers heal more slowly after surgery and are more likely to have breathing problems during it. If you smoke, quit at least two weeks before the procedure, and ideally six to eight weeks before. Your wounds will also heal considerably better if you do not smoke afterwards.

Preparing for your knee replacement surgery: patient infographics

What happens during the surgery?

A general or spinal anaesthetic is given. A general anaesthetic relaxes your muscles and makes you feel as though you are in a deep sleep, preventing you from feeling pain during the operation. A spinal anaesthetic keeps you from feeling pain during the operation while you remain awake or sedated.

A tourniquet is applied above the knee and an incision made from above the kneecap to below it. The knee joint is exposed, the muscles connected to it are released, and the kneecap is moved aside. The ends of the thigh and shin bones are then removed, and the artificial replacement components are cemented to the remaining bone ends. The incision is closed and a bandage and splint applied around the knee.

You may require a blood transfusion, either your own donated blood or matched donor blood.

What is robotic knee replacement?

As in every other field, technology is helping surgeons improve outcomes by aligning the joint more accurately and customising it to the individual. In appropriate cases, the technology has been shown to reduce blood loss and shorten hospital stay. It is not mandatory to use it in every case, but having it available and deploying it at the right time helps.

Read more about how robotic knee replacement works, including what happens on the day of surgery and what recovery involves.
Watch: Robotic knee replacement in Mumbai, a paradigm shift

What happens after the procedure?

You may be in hospital for one to six days, depending on how quickly you recover. You will start walking with a walker, crutches or a cane as soon as possible.

The replacement knee is designed for normal day-to-day activity. Your movements will be restricted initially and you will need physiotherapy for weeks to months after surgery. Some sports and heavy activities will not be advisable, so ask us if you have questions about a specific activity.

Tell your dentist and your GP that you have an artificial joint. Antibiotic cover may be advised around dental or other medical procedures.

For common questions about recovery, driving and returning to work, see our frequently asked questions.

What are the benefits of this procedure?

You may be able to resume a more normal life. The pain and the limited walking distance that come with an arthritic knee should be relieved.

What are the risks associated with this procedure?

  • There are risks associated with general anaesthesia. Discuss these with the anaesthesia team.
  • A blood clot may form in the veins and travel to the lungs. You may be given a blood thinner to reduce this risk.
  • If you have not donated your own blood, donated blood is matched to yours. Reactions to donated blood are not always avoidable.
  • Your legs may not be exactly the same length after the operation.
  • Nerves may be injured by swelling or pressure, though this is rare.
  • Infection or bleeding may occur.
  • Long-term loosening of the new joint may occur over 10 to 15 years, in a small percentage of cases.

Exercises after total knee replacement

Download: Total Knee Replacement patient guide (PDF)

Where arthritis affects both the knee and the hip, see robotic hip replacement .

Need expert orthopaedic advice?

Consult Dr. Vaibhav Bagaria for a personalised treatment plan and advanced robotic surgery.

Medical disclaimer

Medical Disclaimer: This article provides general information about total knee replacement and is not a substitute for individual medical consultation. Suitability for surgery, expected recovery and risks vary between patients and must be assessed by a qualified surgeon. After surgery, seek urgent medical attention for fever, increasing wound redness or discharge, calf pain or swelling, or sudden breathlessness.

Why Patients Choose Dr. Vaibhav Bagaria?

Over two decades of orthopaedic surgical experience

Internationally fellowship-trained in the USA, Germany and Australia

Surgery recommended only when it is genuinely the better option

Among India's earliest robotic joint replacement surgeons

150+ peer-reviewed publications and multiple device patents

Structured rehabilitation planned before the operation, not after

Ready to Restore Your Mobility?

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Dr Vaibhav Bagaria

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Prarthana Samaj, Khetwadi, Girgaon,
Mumbai, Maharashtra 400004

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