What is Knee Replacement Surgery, and Who Needs It?

Persistent knee pain can make simple activities such as walking, climbing stairs, or getting out of a chair difficult. While many patients improve with medication, physiotherapy, or injections, some eventually require knee replacement surgery to restore mobility and improve their quality of life. Modern surgical techniques have made the procedure safer, more precise, and highly successful, allowing many patients to return to an active lifestyle with significantly less pain.

Key Takeaways

•  Knee replacement surgery replaces damaged joint surfaces with artificial implants.
•  It is commonly recommended for severe knee arthritis or advanced joint damage.
•  Most patients experience significant pain relief and improved mobility.
•  Early assessment by an orthopaedic specialist helps determine the most appropriate treatment.

What is Knee Replacement Surgery?

Knee replacement surgery, also known as knee arthroplasty, is a procedure that removes damaged cartilage and bone from the knee joint and replaces them with specially designed artificial components. The goal is to relieve pain, improve movement, and restore normal function when non-surgical treatments are no longer effective.

Depending on the condition of the knee, your surgeon may recommend a total or partial knee replacement.

Symptoms That May Indicate You Need Knee Replacement Surgery

You may benefit from specialist assessment if you experience:

•  Persistent knee pain that limits daily activities
•  Difficulty walking or climbing stairs
•  Knee stiffness, especially in the morning
•  Swelling that does not improve with treatment
•  Knee deformity or instability
•  Pain that continues even while resting or sleeping

How is Knee Replacement Surgery Diagnosed?

Your orthopaedic specialist will review your symptoms, medical history, and activity level before examining your knee. X-rays are usually performed to assess joint damage, while MRI scans or additional imaging may be requested in selected cases. Together, these findings help determine whether surgery or continued conservative treatment is the most suitable option.

Treatment Options

Not everyone with knee pain requires surgery. Treatment may include:

•  Physiotherapy and strengthening exercises
•  Weight management
•  Pain relief medication
•  Joint injections
•  Activity modification

If these treatments no longer relieve symptoms and knee damage significantly affects your quality of life, knee replacement surgery may be recommended.

Why the Correct Diagnosis Matters

Knee pain can result from osteoarthritis, rheumatoid arthritis, ligament injuries, meniscus tears, or other conditions. An accurate diagnosis ensures patients receive the right treatment and avoids unnecessary surgery when conservative management may still be effective.

Who Should See a Specialist?

You should consult an orthopaedic specialist if:

•  Knee pain lasts for several months.
•  Walking becomes increasingly difficult.
•  Your symptoms interfere with work or daily activities.
•  Conservative treatments no longer provide relief.
•  Knee pain affects your sleep or quality of life.

How to Access Care

At Sheikh Sultan bin Zayed Hospital, our Orthopaedic team provides comprehensive assessment and advanced knee replacement surgery using modern surgical techniques and personalised rehabilitation programmes. From diagnosis through recovery, our multidisciplinary team works closely with each patient to restore mobility, reduce pain, and help them return to an active lifestyle.

To book an appointment, call 800 642.