When a knee is worn out by arthritis and no longer responds to medication or physiotherapy, a knee replacement resurfaces the damaged joint with a metal-and-plastic implant that restores pain-free movement. It is one of the most reliable operations in medicine — and in India it is done well, at a fraction of the price, in a short stay.
A total knee replacement removes the worn surfaces of the knee joint and caps the ends of the bones with a smooth metal-and-plastic implant that glides like a healthy joint. The bone is reshaped, not removed wholesale, and the ligaments that hold the knee are kept wherever possible. When only one side of the knee is worn, a smaller partial replacement may be enough.
Many Indian centres now offer robotic or computer-assisted placement, which helps position the implant precisely. The evidence for better long-term survival with robotics is still maturing, so it is worth understanding as an option rather than a requirement — the surgeon's experience matters more than the machine.
A replacement is considered when knee arthritis causes pain and stiffness that limit daily life, and when medication, weight management, physiotherapy and injections are no longer enough. Most patients have advanced osteoarthritis; some have rheumatoid or post-injury arthritis. It is usually recommended once the joint damage is clearly established on X-ray, not at the first sign of pain. An orthopaedic surgeon confirms suitability after examining you and reviewing imaging.
The single most useful question is how long the implant lasts. Registry and long-term studies give a clear, encouraging answer.
Read these as what a good implant does in good hands. The commonest reasons a knee eventually needs redoing are infection, loosening and instability. 1 Younger, heavier and more active patients wear implants faster, which is why the timing of surgery is a real decision, not just a formality.
Knee replacement is a safe, common operation, but no surgery is without risk. These are what a surgeon discusses at consent.
The flight home and the physiotherapy are the two things international patients most often underestimate.
Outcomes track with the surgeon's volume and the hospital's infection-control standards more than anything else. These are the accredited centres in our network.
Mumbai
Bengaluru
Gurgaon
Consultant
CK Birla Hospital, Gurgaon
Senior consultant
Nanavati Max Super Speciality Hospital, Mumbai
Senior Consultant & Head
Aakash Healthcare Super Speciality Hospital
Registry and long-term data show over 90% of implants still working at 15 years, and many far longer. 1,2 Younger, heavier and more active patients tend to wear them faster.
Most people stand and take a few steps the day after surgery with support, and are walking with an aid before discharge. Full recovery builds over 3–6 months.
Robotic assistance helps place the implant precisely, but the evidence that it improves long-term results is still developing. A high-volume surgeon matters more than the technology; we will lay out the trade-off for your case.
Often yes — either together or a few days apart — if you are fit enough. Your surgeon will advise which is safer for you.
Usually around 10–14 days after surgery, once the wound is checked and clot-prevention measures are in place. Your team confirms the timing for you.
Every clinical claim on this page traces to one of these. Where we could not source a figure from peer-reviewed literature or a registry, we have left it out rather than estimate it.
This page is written for patients and their families and is not medical advice. Health Route is a facilitator, not a healthcare provider. Whether surgery is right for you, and which implant and approach suit you, are decisions for a treating orthopaedic surgeon who has examined you and reviewed your imaging.
Trends in Complications and Outcomes in Patients Aged 65 and Younger Undergoing Total Knee Arthroplasty — American Joint Replacement Registry.
PMC9203072. Revision-free survivorship 98.7% at 5 years and 98.6% at 8 years; commonest reasons for revision: infection, aseptic loosening, instability.
Total Knee Arthroplasty at 15–17 Years: Does Implant Design Affect Outcome?
PMC3923951. Overall cumulative survivorship 92.4% at ~16 years; 98.1% for the modern Genesis II design.
Economic Evaluation of Total Knee Replacement Compared with Non-Surgical Management for Knee Osteoarthritis in India.
PharmacoEconomics-Open, 2024 (PMC11865410). TKR is highly cost-effective in India across ages and severities; modelled on a ~20-year implant lifespan.
An orthopaedic surgeon reads them and writes back after the treating team completes its review with whether a replacement is the right step, one knee or both, and an itemised price. No charge, and no obligation to travel.