ARTHROPLASTY

This study looks at how well a special knee replacement system works for people who need a second knee replacement (revision). About 145 adults will get the Triathlon TS system with cone augments. The main goal is to see how many implants loosen within 2 years.

This study tests a new uncemented knee implant made of a porous metal called Tritanium, which may help bone grow into it and keep the implant stable longer than the standard cemented version. About 70 people needing total knee replacement will be randomly assigned to get one of t…

This study looks at whether a weight loss program designed for adults who have had knee replacement surgery can help them lose weight, be more active, and have less pain and better function. About 182 overweight or obese participants will be followed for up to 18 months. The prog…

This study tests a new device called the CORI Knee Tensioner, which helps surgeons balance the knee implant during total knee replacement. About 50 adults having knee replacement surgery will be enrolled. The goal is to see if the tool improves how patients feel and function afte…

This study looks at whether a short pain education session before knee or hip replacement surgery can help reduce pain and anxiety after the operation. About 70 adults having elective joint replacement will either receive a booklet and video about pain or get usual care. Research…

This study compares two pain-relief methods—radiofrequency and phenol injection—for people who still have pain after knee replacement surgery. 140 adults will be randomly assigned to one of the two treatments. Researchers will measure pain levels before and up to 6 months after t…