Additionally, your surgeon may well inject a numbing medication within the nerves or in and around the joint to cut back ache following the medical procedures. This differs from a total knee replacement, in which bone and cartilage from all the joint are replaced. Most whole knee replacements at HSS http://knee cap replacement https://www.theorthopaedicandpainpractice.com/knee-cap-replacement-understanding-the-basics-of-this-orthopaedic-surgery/