Designs of hip replacements and the materials used to manufacture a hip replacement implant have changed, been refined, come in and out of favor, and continue to be investigated to determine the optimal design of an artificial hip.
Common causes of knee joint pain may include overuse, arthritis, and injury. A person may manage symptoms with anti-inflammatory medications or adopt some lifestyle changes, such as maintaining a moderate weight to reduce stress on knees or doing certain low impact exercises.
Researchers say people with knee osteoarthritis appear to get some short-term pain relief after receiving injections of genicular nerve blocks. They said people who received the injections reported significant pain relief eight weeks after the treatment. The relief appeared to wane after 12 weeks.