Avascular necrosis

This Phase 3 trial tests a gene therapy called FLT201 for adults with Gaucher disease type 1. The goal is to see if a single dose can keep blood counts stable so patients can stop their regular enzyme replacement or substrate reduction therapy. The study will enroll 45 people who…

This study is testing a shoulder replacement device in 300 people with shoulder arthritis, bone death, or rotator cuff tears. Participants receive the implant and are followed for 10 years to see how well it works and if it is safe. The goal is to improve pain and shoulder functi…

This study tests whether alendronate, a drug used for osteoporosis, can help adults with sickle cell disease who have bone damage (osteonecrosis). Thirty participants will take a weekly pill for 24 weeks. The main goals are to see if the treatment is feasible and safe, and to mea…

This study will follow 100 adults who receive the 5C® MEDic Knee System during knee replacement surgery. Researchers want to see how long the implant lasts without needing another operation and track any complications over 5 years. Participants will also fill out health questionn…

This study follows adults who have received a Tipmed shoulder replacement to see how well the implant works and if any problems arise over the first year. Participants have conditions like severe arthritis, rotator cuff damage, or a broken shoulder bone. Researchers track shoulde…

This phase 2 trial tests whether a combination of pentoxifylline and vitamin E can help heal jaw bone damage caused by certain osteoporosis or cancer drugs. The study will enroll 17 adults with stage 2 medication-related osteonecrosis of the jaw. Researchers will measure how many…

This study follows 50 people who receive a Zimmer Biomet shoulder replacement implant to see if it safely improves pain, movement, and quality of life over two years. Participants have shoulder arthritis, fractures, or other joint damage. The main goal is to measure a meaningful …

This study tests a drug called Atenativ in people with a rare inherited condition that raises their risk of dangerous blood clots. The goal is to see if Atenativ can prevent clots during surgery or childbirth. About 38 adults and some teens will take part. The drug is given as an…

This study is testing a new hip replacement system called the HIT Reverse Hip Replacement System. It is for people aged 50 to 75 who need a total hip replacement due to arthritis, joint damage, or other conditions. The goal is to see if the new system is as safe and effective as …

This study tests a drug called Atenativ, made from human plasma, in 120 adults who are resistant to heparin during planned heart surgery. Heparin is a blood thinner used to prevent clots during surgery, but some patients don't respond well. The drug aims to restore heparin's effe…

This study tests a new way to treat early-stage avascular necrosis (bone death) of the hip. Doctors take a patient's own bone marrow stem cells, grow them on a special bone scaffold in the lab, and then implant this 'tissue-engineered bone' into the damaged area. The goal is to s…

This study follows over 1,000 people who receive a shoulder replacement with FX Shoulder Solutions systems. Researchers will track how often the implant needs to be replaced (revision) and measure pain, movement, and quality of life for up to 10 years after surgery. The goal is t…

This study is following 584 people who received Zimmer Biomet shoulder implants to see how well the devices work over 10 years. Participants have shoulder arthritis, fractures, or deformities. Researchers will track implant survival, pain, function, and any side effects. The goal…

This study follows 368 adults who need a partial hip replacement (hemiarthroplasty) due to fractures, arthritis, or bone death. Researchers will check how well Corin hip devices work and how safe they are over 10 years. The goal is to see if patients can move better and have fewe…

This study compares a robot-assisted system (CORI) to conventional manual instruments for total knee replacement. About 140 participants will be randomly assigned to one of the two methods. The main goal is to see if the robot helps achieve more precise leg alignment after surger…

This early study is testing a new device called the ReNew Hip Implant in 15 people aged 14 to 64 with hip cartilage damage from conditions like osteoarthritis or hip impingement. The implant is surgically placed to repair the cartilage. Researchers are checking if it is safe and …

This study tests a new gene therapy called LY-M001 for adults with Gaucher disease type 1, a genetic disorder that causes organ damage and other health problems. The therapy uses a harmless virus to deliver a working copy of the GBA1 gene to liver cells, aiming to restore the mis…

This study is testing a new hip replacement system called Emphasys Hip Solutions in 30 people with hip osteoarthritis. Researchers will use special X-ray imaging to see how well the implant stays in place over two years. The goal is to make sure the implant is stable and works we…

This study tests whether adding a patient's own concentrated bone marrow cells to a standard hip surgery (core decompression) can prevent the hip ball from collapsing and delay or avoid the need for a hip replacement. It includes 192 adults with early-stage osteonecrosis (before …

This study is checking how well the Z1 Femoral Hip System works and how safe it is for people who need hip replacement surgery. About 150 adults with hip problems like arthritis or fractures will be followed for 2 years. The main goal is to see how many implants are still in plac…

This study is checking how long the Medacta Shoulder System lasts and how well it works in 200 people with shoulder issues like arthritis, fractures, or failed previous shoulder replacements. Participants will be followed over time to measure shoulder function, pain, and movement…

This study is tracking 550 adults aged 18–75 who receive the Medacta SMS femoral stem during total hip replacement. Researchers will monitor how long the implant lasts, how well the hip functions, patient satisfaction, and quality of life. The goal is to confirm the device's safe…

This study tests whether using a personalized 3D-printed guide during shoulder replacement surgery leads to more accurate placement of the artificial joint. Researchers will compare the precision, bone loss, and surgery time between patients who get the custom guide and those who…

This study is looking for substances in the blood that can help doctors diagnose osteonecrosis of the femoral head (a condition where the hip bone dies) much earlier. Currently, many cases are missed or misdiagnosed. Researchers will collect blood from 300 people with suspected h…

This study tests whether a long-acting form of the anesthetic bupivacaine, combined with regular bupivacaine, can control pain better than the standard drug ropivacaine after hip replacement. Sixty adults with hip fractures or necrosis will receive one of the two treatments via a…

This study looks at patients who develop a condition called MRONJ (bone death in the jaw) after taking osteoporosis medications. When this happens around a dental implant, doctors disagree on whether to remove the implant or try to save it. The study will compare healing and bone…

This study is looking at new blood markers that measure inflammation and oxidative stress in people with Gaucher disease type 1. Researchers want to see if these markers can give more information than the tests currently used. The study involves 34 adults who are stable on their …

This study looks at how well a non-invasive navigation system helps surgeons place the hip cup during total hip replacement. About 118 people with hip conditions like arthritis or hip dysplasia will take part. The goal is to see if the actual cup position matches the planned posi…

This study looks at how well children walk after having surgery for bone or soft tissue cancer in their legs. Researchers will use 3D cameras, muscle sensors, and wearable devices to measure movement in 300 children, comparing them to healthy kids of the same age. The goal is to …

This study uses repeated MRI scans after radiation therapy to see if they can predict normal tissue damage, like bone death (osteoradionecrosis), in patients with oral cavity or skull base tumors. Researchers will track changes in imaging over time and link them to radiation dose…

This study aims to find early signs of Parkinson's disease in people who carry a change in the GBA1 gene, which puts them at higher risk. Researchers will use simple, non-invasive tests to check for subtle changes in movement, thinking, sleep, and other functions that can appear …

This study follows 50 people who have a rare condition where the talus bone in the ankle dies (avascular necrosis). They receive a custom 3D-printed replacement talus, sometimes with a total ankle replacement. Researchers track motion, pain, walking speed, and satisfaction for on…

This study creates a registry to collect real-world information on the safety and effectiveness of ambroxol, a common cough medicine, when used at higher doses for Gaucher disease or GBA-related Parkinson disease. Researchers aim to gather data from 300 patients worldwide who are…

This study looks at how children and young adults (ages 10 to 25) who had a joint replacement for reasons other than cancer are doing. Researchers will collect information from medical records and questionnaires about quality of life and joint function. The goal is to understand …

This study compares a standard and a new system for collecting bone marrow from the hip. Six adults aged 18–50 having minimally invasive hip repair will provide samples from both hips. The goal is to see which method collects more stem cells, cytokines, and growth factors. No new…

This study follows 2500 people who have had hip replacement surgery with Corin implants. Researchers will check how long the implants last and how well they work over 10, 15, and 20 years. The goal is to gather safety and performance data, not to test a new treatment.

This study compares two antiseptic washes used during hip replacement surgery to see which one helps wounds heal better. About 420 adults with hip osteoarthritis or avascular necrosis will be randomly assigned to receive either povidone-iodine or chlorhexidine wash after their ne…

This study looks back at how antithrombin, a blood-clotting protein, was prescribed to 160 intensive care patients at Strasbourg University Hospitals over two years. Researchers want to see if these prescriptions were appropriate and how the drug was used in real-world settings. …

This study aims to develop and validate a new 3D camera technique to objectively measure facial symmetry after reconstructive surgery. Researchers will enroll 50 adults who have had facial reconstruction due to tumor removal, trauma, or other causes. The goal is to identify facto…

This study is a registry that will follow at least 300 people who need jaw reconstruction after having part of their jaw removed due to cancer or medication-related bone damage. Researchers will collect information on surgical methods, recovery times, and quality of life to learn…