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Joint Knee Replacement: How It Works and Who Can Benefit.

Oct 1, 2025 · Written by Anugraha Hospital Team

Joint Knee Replacement: How It Works and Who Can Benefit

Knee pain is more than just a discomfort—it can severely affect your ability to walk, climb stairs, or even sleep peacefully. When medication and physiotherapy are no longer effective, knee replacement surgery can offer long-lasting relief and restore quality of life. This blog explores how joint knee replacement works, who it's ideal for, and why choosing the right hospital matters.

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What Is Joint Knee Replacement Surgery?

Joint knee replacement, also known as total knee arthroplasty, is a surgical procedure in which a damaged or worn-out knee joint is replaced with an artificial implant (prosthesis). The goal is to relieve pain, correct deformity, and restore normal knee function.

  • Total Knee Replacement (TKR): Both sides of the knee joint are replaced.
  • Partial Knee Replacement (PKR): Only the damaged part of the knee is replaced, preserving more natural bone and tissue.

Modern implants are made of high-quality metal alloys, ceramics, and plastics designed to mimic the natural movement of a knee.

How Does the Procedure Work?

  • Anesthesia: General or spinal anesthesia is administered.
  • Incision & Removal: The surgeon makes an incision over the knee to access the joint and removes the damaged cartilage and bone.
  • Implantation: Prosthetic components are positioned to recreate the function of the joint.
  • Closure: The incision is closed, and recovery begins.

The surgery usually takes 1–2 hours, and patients can begin walking (with assistance) within 24–48 hours.

Who Can Benefit from Knee Replacement?

  1. Severe Osteoarthritis: Degenerative arthritis causing constant pain, stiffness, and limited mobility, even with medication or therapy.
  2. Rheumatoid Arthritis: Autoimmune inflammation leading to joint damage and pain.
  3. Post-Traumatic Arthritis: Joint damage after injury or fracture that causes instability or pain.
  4. Bone Deformities: Conditions like bowed legs or knock-knees that affect alignment and function.
  5. Failed Previous Surgery: Revision knee replacement helps restore stability and relieve pain.

Is There an Age Limit for Knee Replacement?

Age is not a strict barrier for knee replacement. What matters more is overall health, severity of joint damage, and ability to recover post-surgery. While it’s more common among people over 55, younger patients with chronic conditions or trauma may also benefit if quality of life is affected.

Benefits of Joint Knee Replacement

  • Pain relief from chronic knee pain
  • Improved mobility and flexibility
  • Corrected deformities and joint alignment
  • Better sleep quality without persistent pain
  • Return to daily activities like walking, climbing stairs, and light sports

With proper rehabilitation, many patients report 80–90% improvement in quality of life within 3–6 months.

What to Expect After Surgery

  • Physiotherapy sessions for faster recovery
  • Walking aids (walker or cane) for initial support
  • Strength and flexibility exercises
  • Routine follow-up with your orthopaedic surgeon

Most patients can resume non-strenuous activities within 4–6 weeks post-surgery.

When Should You Consult an Orthopaedic Surgeon?

  • Persistent knee pain limiting mobility
  • Difficulty in performing daily activities
  • Pain unrelieved by medications or physiotherapy
  • Grinding or instability in the knees

Early consultation with the Best Orthopaedic Doctor in Pammal helps determine the right time for surgery and prevents further damage.

Conclusion: Why Choose Anugraha Hospital for Knee Replacement Surgery?

If you're considering knee replacement in Chennai, Anugraha Hospital in Pammal offers world-class orthopaedic care with:

  • Highly experienced orthopaedic surgeons
  • Advanced operation theatres with computer-assisted technology
  • Personalized treatment and rehabilitation plans
  • Affordable, transparent knee replacement packages
  • 24x7 trauma and post-operative care
Anugraha’s Orthopaedic Department has helped hundreds of patients walk pain-free again with successful knee replacements. Our focus on patient safety, faster recovery, and long-term outcomes makes us one of the most trusted centres for joint care in South Chennai.
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