Avascular necrosis

This study is testing a new hip implant called the OR3O Dual Mobility System in 177 people who need hip replacement surgery. The goal is to see if the implant is safe and lasts longer without needing another surgery. Researchers will follow participants for up to 10 years to chec…

This phase 2 trial tests an oral drug called venglustat, given alongside the standard enzyme therapy Cerezyme, in adults with Gaucher disease type 3 (a rare genetic disorder affecting the body and brain). The study has four parts: first, it checks spinal fluid biomarkers to disti…

This study is testing a new modular shoulder replacement system in 105 people who need complex revision surgery due to joint disease, trauma, or cancer. The device can replace part or all of the upper arm bone. Researchers are tracking how long the implant lasts and how well pati…

This study tests whether a graft made from a person's own extracted tooth, with or without low-level laser therapy, helps regrow jawbone after a tooth is pulled. About 21 healthy adults who need at least two back teeth removed and later replaced with implants will take part. The …

This study tests a surgical approach for medication-related osteonecrosis of the jaw (MRONJ), a condition where jaw bone dies after certain drugs. Surgeons use a special ultrasonic device (piezosurgery) to remove dead bone, then close the area with a double-layer flap. Twenty pat…

This study looks at how well the Insignia Hip Stem works and how safe it is for people needing a total hip replacement. It includes 313 adults with conditions like hip arthritis or fractures. Researchers will check implant survival and hip function for up to 10 years after surger…

This study follows 200 adults getting a shoulder replacement with the Zimmer Trabecular Metal Reverse Shoulder System. It aims to see how long the implant lasts and how well it relieves pain and improves movement in people with conditions like arthritis, fractures, or failed prio…

This phase 3 trial tests whether a combination of pentoxifylline (a muscle pain drug) and vitamin E can help heal jaw bone damage caused by osteoporosis or cancer treatments. About 100 people with medication-related jaw bone death will receive either the drug combo plus standard …

This study compares two types of total knee replacement systems: one that uses cement to hold the implant in place and one that does not. Researchers will track 300 patients with knee pain from arthritis or deformity over 5 years to see which implant leads to better pain relief, …

This study is checking how well a new hip replacement part (the HYPE stem) works and lasts over 10 years. About 180 people with hip disease from arthritis or injury will get the implant. Doctors will use X-rays and surveys to see if the implant stays firmly in place and helps red…

This study planned to test a new hip replacement device (the HYPE stem) in people with hip arthritis or other hip damage. The goal was to see how well the device works and if it is safe. However, the study was withdrawn before any participants were enrolled, so no results are ava…

This study follows 194 people who received the Comprehensive Nano shoulder device to replace their shoulder joint due to arthritis, bone death, or deformity. Researchers will track how long the implant lasts and how well patients can use their shoulder over 10 years. The goal is …

This study tests a treatment using stem cells from donated umbilical cords for people with early-stage osteonecrosis (bone death) of the hip. The goal is to see if the cells are safe and can help control the disease, possibly avoiding the need for hip replacement. The study was s…

This study follows 757 people who received the Persona Partial Knee system, a device used to replace only the damaged part of the knee. The goal is to see how long the implant lasts and how well patients function afterward. Participants have knee arthritis or related conditions a…

This study tests a procedure for people with early-stage osteonecrosis (bone death) of the hip. Doctors drill into the hip bone, inject a concentrated sample of the patient's own bone marrow, and add a special bone graft material called Genex. The goal is to see if this helps bon…

This study is following 110 people who received a Tornier HRS shoulder replacement to see how well it improves pain and function. Participants have conditions like arthritis, fractures, or rotator cuff tears. The goal is to collect long-term safety and performance data for regula…

This study follows 52 people who already received a Vivacit-E hip liner during total hip replacement. Researchers will track how long the implant lasts and any problems over 10 years. The goal is to confirm the liner is safe and helps reduce pain and improve movement for conditio…

This study follows 73 people who received a shoulder replacement using the Anatomical Shoulder Domelock System. The goal is to see how well the device works and how safe it is over 10 years. Participants have conditions like arthritis or avascular necrosis and have not improved w…

This study tests a new drug called RAB001 in people with early-stage hip bone damage caused by long-term steroid use. About 160 participants will receive either a low, medium, or high dose of RAB001, or a standard bone drug (alendronate). The goal is to see if RAB001 can reduce t…

This study is checking the long-term safety and performance of two hip implant devices (RingLoc Bipolar Acetabular Cup and Endo II Femoral Head) used in hip replacement surgery. Researchers will follow 116 patients who had their surgery at least eight years ago, tracking complica…

This study is testing the CATALYSTEM hip system in 119 people who need a total hip replacement due to conditions like arthritis or hip damage. The goal is to see if the implant is safe and works well, focusing on how long it lasts without needing a second surgery. Participants wi…

This study looks at the safety and performance of a cemented hip stem (TrendHip®) in 119 people who had hip replacement surgery. It tracks pain, function, and quality of life for up to 5 years after surgery. The goal is to confirm the device works well in everyday use.

This study follows 100 people who received a new type of knee replacement device called EVOLUTION® NitrX™. The goal is to see how safe and effective it is over time. Participants have conditions like arthritis or knee damage. The main measure is a patient-reported score of knee f…

This study follows 102 people who received the aneXys hip replacement cup to see how safe and effective it is over 2 years. Researchers measure if the cup moves and track pain and function using standard scores. The goal is to confirm the device works well in everyday use.

This early-phase trial tests a single intravenous dose of LY-M001 gene therapy in 9 children (ages 6 to 17) with type 1 Gaucher disease. The goal is to see if it is safe and can improve key symptoms like liver size and blood markers. Researchers will monitor participants for side…

This study tested whether adding injectable Platelet-Rich Fibrin (i-PRF), a natural concentrate from a patient's own blood, to standard deep cleaning improves gum disease outcomes. In 13 adults with moderate to severe periodontitis, one side of the mouth received the combined tre…

This study follows 200 adults who receive the Shoulder iD™ implant to treat severe rotator cuff tears or shoulder arthritis. Researchers measure how well the shoulder works and how often the implant needs to be fixed or replaced over 10 years. Participants attend regular check-up…

This study is testing a custom 3D-printed device that replaces the talus bone in the ankle. The device is designed for people with severe bone damage from conditions like avascular necrosis or large cartilage defects. Researchers will follow 50 participants for 5 years to see if …

This study tests a new coating on a hip replacement implant that may help prevent infections and help the implant bond better with the bone. About 340 adults needing a hip replacement will receive either the coated or standard implant. The goal is to see if the coated implant wor…

This study tracks 100 adults who need a hip replacement to see how well the Avenir cemented hip stem works and holds up over time. Participants have conditions like arthritis, hip fractures, or hip damage from past surgeries. The main goal is to measure how long the implant lasts…

This study follows 75 people with Gaucher disease type 1 who previously received FLT201 gene therapy. Researchers will monitor them for 5 years to see if the treatment remains safe and if its effects last. The goal is to understand whether a single dose can provide long-term dise…

This study looks at how well a special shoulder implant works for people who need a joint replacement due to arthritis, injury, or bone loss. Researchers will track 22 participants to see how long the implant lasts and if there are any problems. The goal is to make sure the impla…

This study is testing the Persona Ti-Nidium knee implant in 240 people who need total knee replacement due to conditions like osteoarthritis or rheumatoid arthritis. The goal is to see if the implant is safe and improves knee function and pain. Participants will be followed over …

This study is following 202 people who received a special hip liner during hip replacement surgery. The goal is to see how long the liner lasts and whether it causes any problems over time. Participants are adults aged 18 to 80 with conditions like arthritis or hip fractures. The…

This study is tracking 100 people who received a total hip replacement with a specific implant called AMIStem C. The main goal is to see how much the implant moves inside the bone over time, using special X-ray analysis. Researchers will also check how well patients recover and h…

This study follows 200 adults who received the Medacta Shoulder System to treat shoulder problems like arthritis, fractures, or to replace a previous implant. Researchers are checking how long the implant lasts, how well the shoulder works, and any side effects. The goal is to co…

This study follows 300 adults aged 18-75 who received a specific type of hip implant (Quadra-P stem) during hip replacement surgery. The goal is to see how well the implant works over 10 years, including how long it lasts and how it improves pain and movement. Participants have c…

This study follows 100 people who need a hip replacement to see how long the MiniMAX hip stem lasts and how well it works. Participants receive the stem during surgery and are checked for implant survival and hip function using the Harris Hip Score. The goal is to confirm the ste…

This study follows 200 people who receive a cementless knee replacement (GMK Sphere) to see how long the implant lasts and how well it works. Participants have severe knee damage from arthritis or other conditions. The goal is to monitor safety and performance in real-world use, …

This study compares a new hip implant cup (Trident II) to an older version to see if it stays just as stable in the bone after surgery. Researchers will track 87 patients aged 40-75 for up to 10 years using special X-rays to measure any implant movement. The goal is to ensure the…

This study tests if adding two extra nerve blocks to a standard one can improve pain control and recovery after hip replacement surgery. About 60 adults having hip surgery will be randomly assigned to receive either the standard block alone or the standard block plus the extra bl…

This study looked at whether having more frequent contact with a clinician (at least once a week) improves satisfaction for people with long-lasting musculoskeletal conditions. Participants were split into two groups: one with standard contact and one with extra check-ins via tex…

This study looks at over 110,000 people who had hip replacement surgery to see if a longer or shorter hip stem works better. It compares death rates, how often the hip implant needs to be replaced, and patient-reported pain and function. The goal is to find out which stem length …

This study tests whether a Norwegian clinic (NSAC) helps people with common mental health issues or muscle pain return to work sooner. 2500 adults are split into three groups: one gets treatment quickly, one waits 10-14 weeks, and one gets a basic check-up. Researchers will track…

This study is observing 60 people who received a special hip replacement cup (Plasmafit Revision Structan) during routine surgery. Researchers are checking how well the cup works and how long it lasts by tracking hip function and any need for repeat surgery. No new treatment is b…

This study looks at how well treatments for childhood hip conditions (like hip dysplasia and Perthes disease) work over the long term. Researchers at Mayo Clinic are following 500 adults who were treated for these conditions as children. They will check how many needed another su…

This study follows 248 adults receiving a CoreHip hip replacement to see how their hip function, pain, and leg length change over time. Participants are treated as part of routine care, and no extra tests or treatments are given. The goal is to collect real-world data on the impl…

This study looks back at the medical records of about 4 million people who had physical or occupational therapy for muscle and joint problems. Researchers want to see if different ways of giving therapy lead to different results. No new treatments are tested—the goal is to learn …

This study aimed to see if a mobile monitoring tool could accurately identify surgical site infections (SSIs) in orthopedic surgery patients, compared to the usual manual review. The study was withdrawn before enrolling any participants, so no results are available. It was design…

This study follows 76 people who received a pyrocarbon shoulder implant to see how well it works and holds up over 5 to 10 years. Researchers measure shoulder pain, function, and any complications. The goal is to confirm the implant is safe and effective for long-term use.

This study looks at whether using 3 screws instead of 4 to attach a full lower-jaw dental bridge affects bone loss around the implants. Fourteen men with no teeth in their lower jaw and no major health issues are being followed with X-rays over time. The goal is to see if fewer s…

This study is following 230 adults who received a G7 hip replacement system to see how long the implant lasts and how well it works. Participants have hip problems like arthritis or bone death. The study does not test a new treatment but simply watches and records outcomes over t…

This study gathers information from 160 people who received a shoulder implant to see how long the implant lasts and how safe it is. Participants have conditions like arthritis or fractures. The goal is to use this data to make better implants and help doctors and patients make i…

This study follows 200 adults who received the Medacta Shoulder System to treat various shoulder issues like arthritis, fractures, or rotator cuff problems. The main goal is to see how long the implant lasts and how well the shoulder works after surgery. It is a post-market check…