Question 1

How long does an artificial knee joint last?

Accepted Answer

The lifespan of an artificial knee joint varies depending on each patient’s condition and the type of artificial joint used. However, according to most studies, the average lifespan of an artificial knee joint ranges from 15 to 20 years. Statistics have shown that 90% of artificial joints remain functional for more than 10 years.

Question 2

How can we maintain an artificial knee joint?

Accepted Answer

Protecting and preserving an artificial knee joint for a long period can be achieved by following the doctor’s instructions during the post-surgery period. Physical therapy sessions after the surgery are a good option to prolong the lifespan of the joint. Avoiding certain activities that could damage the joint is also important. Proper preparation before the surgery and weight loss are positive factors that contribute to long-term improvement in the results of knee replacement surgery.

Question 3

What are the disadvantages of an artificial knee joint?

Accepted Answer

Some risks are associated with surgery, such as the possibility of developing deep vein thrombosis (DVT) due to limited movement after surgery, infection in the surgical site, and injury to veins, nerves, or ligaments in the knee joint.

As for the drawbacks of an artificial joint, they may include:

Difficulty bending the knee
Pain and stiffness in the knee joint
Weakness in knee stability when standing or walking

To prevent these drawbacks, choose an experienced surgeon who uses the best types of artificial knee joints.

Question 4

When can I walk after getting an artificial joint?

Accepted Answer

A few hours after the surgery, you can walk short distances with the help of crutches. Gradually increase the distance according to your doctor’s instructions. After 6 weeks post-surgery, you can walk without crutches.

Question 5

Is an artificial joint like a natural one?

Accepted Answer

There is a difference between a natural knee joint and an artificial one. The artificial joint consists of two metal parts and a plastic spacer, while the natural knee joint consists of two long bones, ligaments, tendons, and a surface covered with cartilage. In terms of functional performance, advanced types of artificial knee joints can provide a similar movement function to a natural knee, relieving the patient from pain and knee stiffness.