Frequently Asked Questions
What is Knee Replacement?
Knee Replacement/Knee arthroplasty is done to replace the knee joint with implants and restore the normal joint function of the knees which can be damaged due to direct or indirect injuries and may be due to disease or conditions like osteoarthritis. Based on the patient condition, the following are the types of Knee Replacement surgeries available:
- Unicompartmental or Partial Knee Replacement
- Total Knee Replacement
- Complex or revision Knee Replacement
- Patellofemoral arthroplasty
What are the advantages of Knee Replacement?
The advantages of Knee Replacement are the following:
- Long-lasting implants which may last for up to 20 years
- Better support to the patient for performing daily activities without any severe pain
- Improved quality of life of the patients
- Improved movement of the knee and enables the patient to walk long distances with no or mild pain
- Return to normal daily activities within 6 months or a year to recover fully
- Relief from joint pain
What are the indications of Knee Replacement?
Knee Replacement is only considered when there are any of the following conditions:
- Damaged/deformed knee joints
- Joint stiffness
- Severe joint pain which can affect your sleep and make you restless
- Unable to move your knee joint
- Individuals between the age group of 50 to 80 years
- Severe pain and swollen knee joints
What is the preparation for Knee Replacement?
Before undergoing this surgery your doctor may advise you to follow some instructions.
- Inform your doctor and anesthesiologist about your current medications.
- Complete evaluation of Knee joint with MRI, X-rays, etc.
- You may have to stop certain medications and dietary supplements before undergoing this surgery.
- Diet is suggested by the doctor that be taken before and after surgery.
- Fasting may be required before the surgery.
What are the steps involved in Knee Replacement?
The procedure for Knee Replacement involves the following steps:
- An anesthetic is given before starting the surgery.
- A catheter may be inserted.
- Monitoring of vitals will be done.
- The surgical site will be cleansed with the help of an antiseptic solution,
- Knee incision is made and necessary corrections for the damaged knee joint will be done and replaced with a suitable implant.
- Incision is closed with staples or stitches and dressed with a sterile bandage.
- A drain may be inserted at the incision site to remove the fluid which builds up.
What is the postprocedure care/recovery care for Knee Replacement?
Suitable rehabilitation and care must be taken after the surgery to facilitate a faster and successful recovery:
- Exercises are recommended by your physical therapist to improve and strengthen knee movement.
- Your doctor may prescribe medications that help in relieving the pain like opioids, local anesthetics, NSAIDs, blood thinners may be given to avoid blood clots and leg swelling.
- One should use handrails, crutches, walker until the knee is strong. You may stay in the hospital for 3 to 5 days, depending on the recovery progress.
- Please follow instructions regarding medication use, nutrition, exercise program, discharge equipment, follow-up appointments, etc.
- It is important to follow all the instructions given by your orthopedic surgeon for fast and better recovery after the surgery.
Who can perform Knee Replacement [Right specialist type for Knee replacement]?
Knee Replacement is performed by an Orthopedic surgeon or a surgeon who is well experienced in Knee Replacement surgeries.
What is the cost of Knee Replacement?
The expenses for Knee Replacement may vary according to the following factors:
- Doctor's fee
- Hospital charges
- Medical condition
- Type of implants/consumables
- Type of Knee Replacement Surgery suggested (Unilateral/Bilateral)
- Recommended lab tests
The minimum expenses in Delhi start from Rs.1,05,000
The average charges in Delhi are Rs.2,95,314 approximately
The maximum cost in Delhi can be up to Rs.5,30,000
Is Knee Replacement a major surgery or minor surgery?
Knee Replacement is major surgery as it involves the replacement of the damaged knee with the artificial implants.
What is the eligibility criteria for Knee Replacement?
Knee replacement is mainly indicated to individuals with conditions like:
- Avascular necrosis (bone wasting and damage due to the insufficient blood supply in the knee joint)
- Deformed knee joints and knee injury
- Disease or conditions like Rheumatoid, Osteoarthritis, Gout, etc.
- Pain and loss of cartilage in knees
- Unusual bone growth or bone dysplasia
What is the ineligibility criteria for Knee Replacement?
Knee Replacement Surgery is not recommended for:
- Individuals with cognitive problems
- Overweight or obese individuals
- Current health issues and other diseases which may complicate the surgery
- Individuals who lack physical strength
- Osteoarthritis which can be treated with suitable medications
What are the risks and complications associated with Knee Replacement?
There are few risks and complications involved in the Knee Replacement surgery and few of them are the following:
- Bleeding and clots
- Nerve damage
- Severe pain
- Swelling and stiffness in the knee region
How long does it take to complete Knee Replacement?
The surgery can take up to 1-3 hours to complete and more than usual, depending on patient condition.
What is the recovery time?
Individuals can recover to do their daily activities within 6 months to 1 year.
What is the success rate of Knee Replacement?
Over 95% of Knee Replacements succeed with high patient satisfaction.
Is Knee Replacement painful?
Every surgery comes with a certain level of pain and some discomfort. You won't be experiencing pain during this process because you will be under anesthesia.
Is Knee Replacement Permanent?
The damaged bones and knee caps would be replaced with implants permanently to restore the normal function of the knee.
What are the long-term results of Knee Replacement?
The following are the long term goal for individuals who had undergone Knee Replacement surgery:
- Perform daily activities without any difficulties
- Improve the quality of life of the individual
- Increase in the strength of the knees
- Reduction of pain associated with a damaged knee
- Improve stability and the range of motion
Can Knee Replacement be detected in the future?
Yes, Knee Replacement can be detected in the future.
What are the options if Knee Replacement fails?
A revision surgery or a second Knee Replacement surgery may be required as per the doctor advice.
What are the alternatives for Knee Replacement?
Some of the alternative treatments for knee pain are the following:
- Cortisone shots at the site of inflammation and Knee injections [hyaluronic injections] to lubricate the knee joint
- Weight loss
- Pain reliever creams, pills or topical gels
- Plasma rich protein injections
- Knee osteotomy
Please, consult your doctor immediately if there is severe and persistent pain for better treatment advice.