ARTHROPLASTY

This study looks at a device called the Triathlon Tritanium Cone Augment, used in revision knee replacement surgery. Researchers want to see if it helps prevent the need for further surgery due to loosening. About 254 people who need a full knee replacement revision are being fol…

This study tests a new uncemented knee replacement made with a porous metal called Tritanium, which may help bone grow into the implant for stronger fixation. It compares this to the standard cemented knee replacement in 72 patients with osteoarthritis. The goal is to see if the …

This study looks at whether a weight loss program designed for adults who have had a knee replacement can help them lose weight, be more active, and have less pain and better function. About 182 overweight or obese adults who had knee replacement within the last 6 months will tak…

This study looks at two different methods to reduce pain in people who have had knee replacement surgery due to arthritis. One method uses radiofrequency (heat) to calm the nerve, and the other uses a chemical called phenol. The goal is to see which works better and is safer. Abo…

This study tests whether giving patients a pain education booklet and video before knee or hip replacement surgery helps them feel less anxious and have less pain afterward. About 70 adults scheduled for elective joint replacement will be randomly assigned to receive the educatio…