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Myths and Facts about Knee Replacement Surgery

Often, the term ‘replacement surgery’ scares patients, as they get swayed by misconceptions rather than seeking the right information. In present times, knee replacement surgery is an advanced, successful, and effective method to replace the worn-out or damaged joint with an artificial implant, known as ‘prosthesis’. Despite the fact it can be beneficial for patients to get rid of their day-to-day problems, these prevailing myths prevent them from exploring this treatment option.

Here, we want to shed light on the scientific facts of the revolutionary surgical procedure, helping patients to get over the concerns and worries regarding the treatment. 

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Myth: The success rate of Knee Replacement surgery is very low

Fact: In today’s world knee replacement surgery is a proven effective treatment for osteoarthritis and rheumatoid arthritis patients. In most cases, total knee replacement surgeries have a success rate of 95%, while restoring the health of a knee joint. The surgical process helps to perform all the routine activities comfortably without any pain. One has to diligently follow the parameters of post-surgery recovery, including medications, physiotherapy, diet and recommended precautions. 

Myth: It takes months to recover from the surgery

Fact: It’s an age-old myth related to knee replacement surgery. Once the patient is discharged from the hospital, he or she is advised to follow exercise and medications that help to regain mobility faster. One will be able to move and walk around the house with a walker or crutches. Following a strict regimen can bring back the freedom to move freely, start driving and perform other daily activities in a few weeks. 

Myth: “Too old or too young” for the Knee Replacement Surgery

Fact – Age is never a limit for knee replacement surgery. A clinically fit adult can get a knee replacement surgery without any clause, however, the one living with comorbidities needs a medical evaluation. However, the surgery is highly safe and reliable for any patient at whatever age he or she is at, just ensure to get it done under the supervision of an expert surgeon. 

Myth: It is not possible to drive after knee replacement surgery.

Fact: It’s a completely bizarre myth, most people start driving within 6-8 weeks of surgery, says the senior orthopaedics of AMRI Hospitals. After a successful knee replacement procedure driving becomes a lot easier than before for the patients. It increases mobility, flexibility and strengthens the joint reducing the pain and stiffness. However, your doctor recommends driving only after evaluating your surgical progress.

Myth: The new knee implant cannot last more than 10 years.

Fact: The emerging advancement in medical technologies brought precision in replacement surgical methods. The application of computer-assisted knee replacement and updated biomaterials increased the survivorship of the entire procedure. Nowadays, joint replacement lasts 20 to 25 years or for many people it remains for a lifetime. 

Myth: Second-time knee replacement surgery cannot be performed

Fact: It’s an incorrect statement! A patient can go for another replacement surgery, referred to as “knee revision surgery”, to refix or replace the implant to curb the damage caused by an injury or infection. In some cases, a person having a knee replacement at a younger age may eventually need a second operation to clean the bone surfaces and refix the implants. The procedure is highly safe but needs extensive preoperative planning by the specialist.


So, to help you make a wise decision we have gathered answers to some common myths associated with knee replacement surgery. The aim of surgery is to alleviate pain and discomfort caused by moderate to severe knee arthritis and restore normal function of the joint. Don’t dive into the pool of myths, talk to your orthopaedic before undergoing the procedure to gain a successful outcome from the replacement surgery.