Knee Replacement

What is Knee Replacement Surgery?
It is the process of replacing a damaged, worn or diseased bone with an artificial joint.
Knee replacement surgery — additionally called knee surgical procedure (ARTH-row-plas-tee) — will facilitate relieve pain and restore perform in severely morbid knee joints. The procedure involves cutting away broken bone and tissue from your femoris, leg bone and kneecap and substitution it with a synthetic joint (prosthesis) fabricated from metal alloys, top-grade plastics, and polymers.
Indecisive whether or not a knee replacement is correct for you, AN medical science Dr. assesses your knees vary of motion, stability, and strength. X-rays facilitate verify the extent of the injury.
GOAL- To restore pain and restore proper functioning of knee joint.

What are the Types of knee replacement surgery?

  • Total Knee Replacement (TKR)
  • Partial Knee Replacement (PKR)


TKR (Total Knee Replacement) - In this procedure, the complete joint is replaced with an artificial joint which is made of metal and plastic components.
A total knee replacement could be a surgery whereby the pathological genu is replaced with artificial material. The knee could be a hinge joint that provides motion at the purpose wherever the thigh meets the lower leg. The femur (or femur) abuts the massive bone of the lower leg (tibia) at the genu. throughout a complete knee replacement, the top of the thighbone bone is removed and replaced with a metal shell. the top of the lower long bone (tibia) is additionally removed and replaced with a channelled plastic piece with a metal stem. counting on the condition of the kneecap portion of the genu, a plastic "button" can also be additional beneath the kneecap surface. the substitute parts of a complete knee replacement square measure observed because the corrective.
The posterior cruciform ligament could be a tissue that commonly stabilizes either side of the genu, so the lower leg cannot slide backward about the femur. In total knee replacement surgery, this ligament is either preserved, sacrificed, or substituted by a synthetic resin post. every of those varied styles of total knee replacement has its own specific edges and risks.

PKR (Partial Knee Replacement)- If only one side of the knee is damaged, PKR is done. It is a less extensive operation, with smaller incision, where less bone is being removed.
A partial knee replacement is an alternative to total knee replacement for a few patients with degenerative arthritis of the knee. This surgery may be done once the injury is confined to a specific compartment of the knee.
In the past, partial knee replacement was reserved for older patients United Nations agency were concerned in few activities. Now, partial knee replacement is commonly most well-liked within the younger population as their recovery is faster and infrequently with a lot of less pain. concerning five-hitter to six of patients with rheumatic knees are calculable to be eligible for partial knee replacement.
Causes Leading to This Treatment –
Osteoarthritis or other joint problems. Rarely, it is used to correct some kinds of knee deformity.

How does it work?
The broken cartilage surfaces at the ends of the thighbone and shinbone are removed at the side of a little quantity of underlying bone. The removed animal tissue and bone is replaced with metal parts that recreate the surface of the joint. These metal elements are ironed to suit into the bone. The beneath surface of the kneecap is cut and resurfaced with a plastic button. so, a plastic spacer is inserted between the metal parts to form a swish glide surface.

How is it diagnosed?
An orthopaedic operating surgeon can perform an intensive examination of your knee, analyse X-rays, and conduct physical tests .X-rays of your articulatio genus can indicate any modification in size or form or any uncommon circumstances.


Advancements in knee surgery: -
Gender Specific Knee Replacement (females) – frame Implant: - Specially fitted to the feminine body thanks to important variations within the anatomy of men and ladies.
High Flex Knee Replacement: - Bending up to a hundred and fifty-five degrees and permits motion, cross-legged and squatting.
Minimal invasive knee Surgery: – incision of 4 to 5 inches solely. a tiny low scar, less blood loss, less surgical trauma, less post-operative pain, lesser medication, quick recovery, shorter hospital stays.
Attune Rotating Platform Knee Replacement: - a primary of its kind in India. set Rotating Platform knee replacement together with Minimally Invasive Subvastus technique may be a boon assuaging all the concern within the patient. This surgical treatment makes the patients feel their knee may be a traditional knee in relation to stability, mobility, and performance. skillfulness in size and matching the patient’s anatomy makes this a – personal Knee.

What are the risks involved?
Knee replacement surgery, like any surgery, carries risks. They include:

  • Infection
  • Blood clots in the leg vein or lungs
  • Heart attack
  • Stroke
  • Nerve damage


What is the cost of the surgery?
The cost for single knee replacement is 6000 USD and if both the knees are replaced then the cost is around 11000 USD.

What is treatment duration?
The procedure requires only 1-2 hours and the hospital stay is for about 3-5 days. The stay in India would be for approximately 6 weeks.

What is the Success Rate of knee replacement surgery?
The success rate for total knee replacement surgery at India's best hospitals is 99%.
The success of your knee replacement procedure depends on the quality of your surgeon and the operation theatre and importantly- how well suited the implant is for your knee.