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Knee

Total Knee Replacement: Everything You Need to Know in 2025

2025-08-12 8 min read

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Total knee replacement (TKR) replaces all three knee compartments with a metal-and-polyethylene implant. With robotic assistance, modern TKR offers high patient satisfaction and long implant survival.

Who needs a total knee replacement?

Patients with advanced osteoarthritis, rheumatoid arthritis, or post-traumatic arthritis affecting all three knee compartments are ideal candidates.

If your X-rays show bone-on-bone contact and pain limits walking even short distances, TKR is the most reliable long-term solution.

How is the surgery performed?

A 10–12 cm incision is made over the knee. Damaged cartilage and bone are precisely resurfaced — robot-guided in modern practice — and replaced with anatomically sized implant components.

The patella is resurfaced if needed and the soft tissues are balanced for natural knee motion.

What results can you expect?

Most patients walk within 24 hours, climb stairs by week 2, and return to normal life within 6 weeks.

Long-term, most patients can expect comfortable walking, full straightening, and 110–130° of bend — enough for stairs, squatting and most activities.

Frequently Asked Questions

Clear, doctor-approved answers to the questions patients ask us most.

Discuss Your Joint Problem

Book a consultation with Dr. Dhananjay Gupta at Fortis Hospital, Vasant Kunj.

+91 98102 89777
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