Osteonecrosis

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 trial tests whether virtual reality-based posture training, using a Meta Quest 3 headset, can improve the spine curvature (kyphotic angle) and quality of life in adolescents aged 13 to 18 with thoracic hyperkyphosis (a rounded upper back). Participants will receive a 12-week…

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 study tests whether a lab-grown cartilage implant (MACI) works better than a standard surgery (microfracture) for teens aged 10-17 with knee cartilage damage. About 45 participants will receive either treatment and be followed for improvements in pain and sports function. Th…

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 follows 200 scoliosis patients who have received the Ennovate Complex implant to see how safe and effective it is over time. Researchers will track changes in pain and quality of life using standard questionnaires. The goal is to confirm the device works well in real-w…

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 tests whether a new surgical irrigation solution called XPERIENCE can lower the risk of joint infection after hip or knee replacement better than the standard dilute Betadine wash. About 7,600 adults having primary hip or knee replacement will be randomly assigned to r…

This study looks at how well a short, bone-friendly stem works for total hip replacement when done through a front-of-hip incision. Researchers will follow 400 adults with hip arthritis for at least two years to check implant survival, complications, pain, and recovery. The goal …

This study tests whether 3D-printed models and custom surgical guides can help surgeons better plan and perform wrist bone cuts for Kienbock's disease (stages II and III). About 20 adults will receive the 3D-assisted surgery, and researchers will measure pain, wrist function, and…

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 pilot study is testing a custom-made, 3D-printed titanium implant that replaces the ankle joint and talus bone in people with severe bone loss or damage. The implant is designed to fit each patient perfectly and aims to preserve ankle function while reducing surgical harm to…

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 pilot study tests a new surgical technique for people with large ankle cartilage and bone defects. Surgeons will drill into the damaged bone and place a scaffold enriched with the patient's own bone marrow cells to help regenerate tissue. The goal is to see if this approach …

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 study is testing a procedure called autologous chondrocyte implantation (ACI) for people with knee cartilage defects. Doctors take a sample of the patient's own cartilage cells, grow them in a lab, and then implant them into the damaged area. The goal is to see if this appro…

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 tests a different chemotherapy drug (trifluridine/tipiracil) for people with metastatic colorectal or gastroesophageal cancer who have a genetic condition (DPD deficiency) that makes standard chemo very toxic. About 73 participants will receive this drug along with oth…

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 tests whether using donated cartilage and bone cores can repair damaged knee cartilage in people aged 12 to 60. The damaged area is replaced with a preserved donor plug. The goal is to see if this improves knee function and reduces pain over time.

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…

Radiation for head and neck cancer can sometimes cause a serious side effect: dead bone in the jaw (osteoradionecrosis). This pilot study tests whether adding a drug cocktail called PENTOCLO to standard hyperbaric oxygen therapy helps more than oxygen alone. Twenty-four adults wi…

This study is testing a new, quick MRI technique called Magnetic Resonance Fingerprinting (MRF) to better tell the difference between a brain tumor coming back and damage from radiation therapy (radiation necrosis). About 90 people will take part, including healthy volunteers, pa…

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 special ultrasound with contrast dye can show blood flow to the hip joint in real time during surgery for hip dysplasia in infants. About 125 infants aged 4 to 24 months will receive the ultrasound during their hip reduction surgery. The goal is to see …

This study is testing whether a special type of MRI (called DCE-MRI) can predict jaw bone damage (osteoradionecrosis) in head and neck cancer patients who have had radiation therapy. Researchers will scan up to 1,400 participants before, during, and after radiation to see if chan…

This study tests a 12-week individualized rehabilitation program for youth athletes aged 10–17 with Osgood-Schlatter disease (knee pain) or Sever disease (heel pain). The program includes education, pain monitoring, and tailored exercises. Researchers want to see if it's feasible…

This study tests whether low-level laser therapy (a painless light treatment) can reduce knee or heel pain in active kids aged 10–17 with Osgood-Schlatter or Sever disease. About 30 young athletes will receive either real laser or a sham (fake) treatment over two weeks. Researche…

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 tests if Schroth exercises, a special type of physical therapy, can improve shoulder muscle function in children aged 7-18 with a rounded upper back (thoracic hyperkyphosis). 56 participants will either do these exercises for 8 weeks or receive standard posture educati…

This study tests whether adding kinesiotaping (a special elastic tape) to exercise can improve posture, balance, pain, and quality of life in young adults aged 18-45 with a rounded upper back (thoracic hyperkyphosis). 48 participants will be split into three groups: exercise plus…

This study compares hatha yoga and reformer pilates to see which better improves posture, pain, balance, and quality of life in 30 people with hyperkyphosis (excessive rounding of the upper back). Participants will be assigned to one of three groups: yoga, pilates, or home exerci…

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 aims to learn more about rare disorders that affect how the body processes chemicals called pyrimidines and purines. These disorders can cause problems in the brain, blood, kidneys, and immune system, ranging from mild to life-threatening. Researchers will compare test…

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 will follow up to 3000 people diagnosed with osteochondritis dissecans (OCD) of the knee for up to 50 years. Researchers will track how the disease progresses, what treatments people receive, and how their knee function and quality of life change over time. No new trea…

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 whether teaching female undergraduate dieters about genetics and healthy eating can shift their beliefs about weight control. Participants will watch educational videos and complete questionnaires on body image, self-esteem, and eating habits. The goal is to s…

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 looks at whether repeated sessions of hyperbaric oxygen therapy (HBOT) can damage DNA in people who have had radiation for cancer. HBOT is used to help heal tissues damaged by radiation, but it also creates reactive oxygen molecules that might harm DNA. Researchers wil…

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 follows 130 adults who had knee cartilage repair surgery to see how their knee function and MRI scans look afterward. Researchers want to collect more data on what happens after these surgeries, since there isn't much information available. Participants will have regul…

This study looks at whether brain scans can predict if someone will be satisfied after knee replacement surgery. Up to 1 in 5 patients still have pain or trouble moving after surgery, and doctors can't currently predict who. Researchers will scan the brains of 50 adults before an…

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 at how well dissolving screws work to fix broken cartilage pieces in the knees of people aged 12 to 35. The goal is to see if this surgery helps prevent long-term problems like pain, stiffness, and early arthritis. Researchers will track symptoms and daily functi…

This study looks at how well a particular type of knee replacement works in 960 adults who had surgery between 2013 and 2024. Researchers will check knee function and X-ray results at least one year after surgery. The goal is to see how the prosthesis performs and compare it to o…

This study is tracking 20,000 people who have had or will have shoulder replacement surgery to see how well the implants work over at least 10 years. Researchers will measure pain, daily function, and strength using standard shoulder scores. The goal is to better understand the l…

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 testing a special scaffold designed to help repair damaged knee cartilage in people with osteochondritis dissecans. The scaffold is implanted during surgery to support new tissue growth. Researchers will follow 30 patients aged 15-40 to see how their knee symptoms, …

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…