It is a surgical method to remove and replace an arthritic or damaged joint with an artificial joint. It is the final option available only when other treatment options cannot provide adequate relief from pain and/or disability.

Preparations for joint replacement surgery:
They generally include the following:
Autologous blood donation.
Storing your own blood before surgery makes your blood available if required during or after surgery.
Keeping yourself fit with exercise
Good physical and cardiovascular condition ensures our bodies to heal and regain function faster
Current medication
It is very important to discuss with your physician the medications you are currently taking before planning for the surgery. Some medications need to be temporarily discontinued until after the surgery by your physician or orthopaedist.
Discharge planning
discharge planning requires utmost care and includes instructions on care of the incision, pain medications, activities, special exercises, and other home care instructions as told by your phisician.

Complications that may still occur are the following:

wound infection or infection around the prosthesis
blood clotting
malfunction of the prosthesis due to wear and tear, breakage, dislocation, or loosening.
worst complication is nerve injury nerves in the surrounding area may become damaged during the surgery