Congenital heart disease

This study will test whether living in a self-contained, AI-managed community (called a Microcity) can improve mental health and reduce addiction in adults with conditions like autism, ADHD, substance use disorders, and behavioral addictions. Up to 1 million participants will liv…

This study follows people with moderate to severe pulmonary regurgitation or stenosis who receive the PULSTA transcatheter pulmonary valve, a less invasive option for replacing a faulty heart valve. Researchers will track how well the valve works over time, measuring improvements…

This trial tests whether an AI system can help doctors choose better ventilator settings for children (ages 1 month to 18 years) in the pediatric ICU who need a breathing machine. Half of the children will receive standard care, while the other half will have their ventilator adj…

This trial tests a new suture system designed to close a patent foramen ovale (PFO), a small hole in the heart that can increase stroke risk. Researchers will compare the new device to an existing occluder in about 244 adults aged 18 to 65 with moderate-to-large PFOs. The goal is…

This trial tests whether a personalized exercise program before heart surgery can improve physical fitness in adults with congenital heart disease. Participants are randomly assigned to either usual care or a 6-week prehabilitation plan with aerobic, breathing, and strength exerc…

This study looks at how well a device can close a common heart hole called a ventricular septal defect (VSD) in children aged 6 months to 18 years. Instead of open-heart surgery, doctors use a small tube to place a device that plugs the hole. The goal is to see if this method is …

Many children with complex congenital heart disease struggle with executive functions like attention, planning, and self-control, which are crucial for school and daily life. This study tests a 12-week program called E-Fit that combines computer-based cognitive training, one-on-o…

This study tests two ways of measuring magnesium in the blood to personalize magnesium sulfate (MgSO4) dosing for children after heart surgery. Low magnesium levels can lead to heart rhythm problems and kidney injury. One method measures total magnesium, while the other measures …

This study looks at whether moderate treadmill walking can improve how children aged 4 to 6 with surgically corrected acyanotic congenital heart disease walk, balance, and move. Eighty children will take part, with some doing treadmill sessions four times a week for 10 weeks. Res…

This study tests whether high-calorie diets and special nutritional formulas can help underweight children aged 1 to 5 with congenital heart disease gain weight. Seventy-five children will be split into three groups: standard diet, high-calorie diet, or high-calorie diet plus a s…

This trial tests a new device called Absnow II that closes a common heart hole (atrial septal defect) and then dissolves over time. About 236 people with a hole between 5 and 26 mm will get either the new device or a standard one. The goal is to see if the new device works just a…

This study tests whether a smartphone app powered by artificial intelligence can help adults recover after heart surgery. 500 patients will either use the app plus standard care or standard care alone. The app gives personalized advice on medications, spotting complications early…

This study tests whether a drug called a PCSK9 inhibitor (Tafolecimab) can slow the progression of mild to moderate calcific aortic stenosis, a condition where the heart valve narrows and hardens. Researchers will give the drug to half of 160 participants and compare changes in v…

This study tests whether giving the numbing drug lidocaine during heart surgery can reduce lung damage in infants. 320 babies under 1 year old having heart surgery will receive either lidocaine or a placebo. The goal is to see if lidocaine lowers the severity of lung injury after…

This study tests a drug called sotatercept in 40 adults with congenital heart disease and Eisenmenger syndrome, a serious condition where blood flow in the lungs is blocked. The drug is given as a shot every three weeks for 24 weeks. The goal is to see if it safely lowers pressur…

This study compares two medical devices used to close a small hole in the heart called a PFO, which can cause strokes. About 1,260 adults who have had a stroke or mini-stroke in the past year will be randomly assigned to receive either the Cocoon PFO Occluder or the Amplatzer PFO…

This study tests whether inserting a heart pump (IABP) early, before severe shock develops, can reduce deaths in patients who develop a hole in the heart after a heart attack. The trial will enroll 100 patients across 5 centers, randomly assigning half to receive the pump within …

This large study tests whether closing a common heart hole (atrial septal defect) using only ultrasound guidance and special tools is as good as the standard X-ray method. The goal is to avoid radiation and contrast dye risks, such as cancer and kidney injury. About 666 participa…

This study tests whether a butyric acid supplement, taken daily for three weeks before heart surgery, can safely improve gut health and reduce inflammation in infants and young children (ages 1 month to 3 years) with congenital heart disease. Researchers will monitor side effects…

This study will test a special balloon coated with the drug paclitaxel to treat long blockages in the leg arteries. About 300 people with severe leg pain or wounds will receive the balloon treatment during a standard angioplasty procedure. Researchers will track how well the arte…

This study tests a WeChat mini-program designed to help families care for children after congenital heart disease surgery. The program provides health education, peer support, and remote monitoring. Researchers will compare families using the app to those receiving standard phone…

This study tests the drug tirzepatide (Munjaro) in 30 obese adults with congenital heart disease. Over 6 months, half get the drug and half get a placebo. Researchers will check if it improves exercise ability, heart function, and cholesterol. It is one of the first studies to lo…

This study tests a new biodegradable device that closes a common heart hole (PFO) in people who have already had a stroke or mini-stroke. The device is placed through a tube in the leg and dissolves over time, leaving no permanent implant. The trial will check if it safely and ef…

This study tests a new way to close a common heart hole (atrial septal defect) using only ultrasound, without X-rays or cuts. The procedure is done inside a specially equipped mobile surgical unit, bringing care to remote areas. About 300 people aged 8 and older will take part to…

This study will test whether adding a special breathing exercise (inspiratory muscle training) to standard cardiac rehab helps heart patients recover better. About 80 adults who have been hospitalized for a heart condition will take part. The main goal is to see if the training i…

This study enrolls children and young adults scheduled for heart surgery or catheterization under general anesthesia. Researchers place a forehead sensor that measures tissue oxygen levels and use an algorithm to estimate blood hemoglobin. The goal is to see if this noninvasive m…

This study looks at 115 children aged 6 months to 5 years who have a hole in the heart (VSD) and need surgery. Doctors want to see if an ultrasound probe placed in the food pipe (TEE) can measure heart pressure as accurately as the standard method using a thin tube (catheter) ins…

This study tests a new cardiac MRI method called Free-Running Framework (FRF) that lets patients breathe normally and skips the sticky ECG electrodes. It captures a 3D image of the whole heart in one go, potentially making scans faster and more comfortable. Researchers will compa…

This study will check if a fast, bedside heart ultrasound performed by emergency doctors or interpreted by artificial intelligence can accurately detect heart problems in children who already have heart disease. About 200 children aged 0-21 will be included. The results will be c…

This study will check how accurate chest X-rays are at finding congenital heart disease in newborns. Researchers will study 60 babies in the NICU who show signs of heart problems. Each baby gets a chest X-ray within 24 hours and an echocardiogram within 72 hours. By comparing the…

This study looks at how CT scans can help doctors identify heart and blood vessel problems in children with Tetralogy of Fallot, a serious heart condition present at birth. About 37 children up to 12 years old will get a CT scan to find hidden issues and help plan surgery. The go…

This study looks at people with migraines who also have a small hole in the heart (PFO). Participants first take a blood-thinning drug (prasugrel) to see if their migraines improve. Those who respond are randomly assigned to either continue the drug alone or have a procedure to c…

This study tests an 8-week online group program designed to help adults with congenital heart disease become more aware of internal body sensations like breathing, heart rate, and fatigue. The goal is to see if this approach is feasible and acceptable, and whether it can improve …

This study tests whether structured play activities, done with a parent, can reduce anxiety in children with congenital heart disease before their surgery. About 204 children aged 0-12 will be randomly assigned to either receive therapeutic play plus standard care, or standard ca…

This study tests whether playing motion-sensing Nintendo Switch games can help children and teens with congenital heart disease become more physically active. Thirteen participants aged 8-18 will wear activity monitors and follow a 12-week exergame program with coaching and suppo…

This study tests a virtual psychological support program called HeartGPS for mothers whose babies are diagnosed with congenital heart disease before birth. About 210 mothers and their infants will take part, with some receiving the program plus usual care and others only usual ca…

This study tests a digital exercise program that adapts in real time to help children aged 6 to 12 recover after congenital heart disease surgery. Kids wear a monitor and get personalized exercise prompts and feedback. Researchers will compare their recovery to children receiving…

This study looks at whether a multifunctional baby carrier that rocks, swaddles, and plays white noise can help infants (0-3 months old) feel less pain, sleep better, and have steadier heart rates and oxygen levels after congenital heart surgery. About 52 babies will be randomly …

This study looks at whether using clear, non-blood fluids to fill the heart-lung machine during surgery can reduce inflammation in infants having a hole in the heart repaired. Sixty babies aged 1 to 18 months will be enrolled. Researchers will measure inflammation markers and rec…

This study looks at whether a 12-week family walking program called Family WISH can improve frailty, quality of life, and family functioning in teens aged 12-18 with congenital heart disease. About 104 participants will walk with family members for 20-30 minutes daily, at least 5…

This study looks at whether adding special breathing exercises to aerobic training can improve lung function, exercise ability, and quality of life in adults who had surgery for Tetralogy of Fallot, a heart condition. Sixty participants will be split into two groups: one does bre…

This study tests two ways to deliver a group training program for caregivers of children with autism in low-resource areas. The program aims to reduce caregiver stress and improve the child's communication and behavior. About 320 caregivers of children aged 2 to 8 will take part.…

This trial tests a website called Heart2Heart, created for teens living with congenital heart disease. The site provides health information and interactive tools to help them stay healthy. Researchers want to see if teens will use and enjoy the site, and whether it changes their …

This study investigates how often muscle relaxants used during general anesthesia remain in the body after surgery, a condition called residual neuromuscular blockade. It will follow 160 adults aged 18-90 who are scheduled for post-anesthesia care unit admission after elective su…

This study looks at how a small opening in the heart, called a patent foramen ovale (PFO), affects blood flow and oxygen levels during exercise and simulated high altitude. About a third of people have this opening, which may allow oxygen-poor blood to mix with oxygen-rich blood,…

This study tests a personalized, digitally supported prehabilitation program for adults waiting for elective cardiac surgery. Participants receive education, psychosocial support, nutritional advice, and home-based exercise guidance during the routine 6-10 week preoperative perio…

This study looks at heart function and rhythm in children and young adults up to age 25 who have had surgery to repair Tetralogy of Fallot, a congenital heart defect. Researchers will use echocardiography, a 12-lead ECG, and Holter monitoring to detect changes such as arrhythmias…

This study checks whether an Apple Watch Series 9 can accurately measure key health indicators—like oxygen levels and exercise capacity—in adults with heart conditions such as congenital heart disease, heart failure, or coronary artery disease. Participants wear the smartwatch du…

This study checks whether three common ECG-based methods can accurately locate where abnormal heart rhythms start in adults who had Tetralogy of Fallot repair. Researchers will pace the heart from known spots during a scheduled procedure and compare the predicted location to the …

This study aims to collect blood samples from 450 people, including individuals with autism spectrum disorder (ASD), their relatives, and healthy controls. Researchers will isolate cells from the blood to study genetic factors and biological processes linked to autism. The goal i…

This study will test a new ultrasound catheter called VeriSight Pro that takes pictures from inside the heart. Doctors will use it during procedures like closing a hole in the heart or fixing a valve. The goal is to see if it helps guide these procedures safely and effectively. A…

This study tests a new method to measure central venous pressure (a key heart health indicator) without inserting a catheter. Researchers will use a pressure cuff and Doppler sensor on the forearm of 30 children (ages 0-17) in the intensive care unit. The goal is to see if this n…

This study tests a special breastfeeding guideline for infants born with congenital heart disease (CHD). Researchers want to see if the guideline helps more mothers breastfeed directly and reduces stress. About 266 mother-infant pairs will take part across multiple hospitals, wit…

This study tests a nursing support program for families of children aged 1 to 3 who have had heart surgery. The program includes education and counseling sessions to help parents improve caregiving skills and support their child's growth. Researchers will compare families who rec…

This study looks at how the heart's upper and lower chambers change shape and function after closing a hole called patent ductus arteriosus (PDA) using a catheter-based procedure. It will include 40 people aged 12 and older who are already scheduled for the closure. The goal is t…

This study looks at whether a special breathing maneuver during heart surgery can improve heart and lung function in children with congenital heart disease. About 80 children will be randomly assigned to receive either the maneuver or standard care. The goal is to see if this app…

This observational study will enroll 1,000 pregnant women and their fetuses to establish normal ranges for heart sounds and ECGs. The goal is to develop early warning systems for serious heart events in mothers, progression of fetal heart defects, and autoimmune-related fetal hea…

This study looks at whether children who had surgery to close a large hole in their heart (called a VSD) will catch up in growth. Researchers will measure weight, height, and BMI before and after the procedure in 58 children aged 1 month to 2 years. The goal is to see how long it…

This three-year study in 410 adults with congenital heart disease aims to see if AI-powered voice emotion detection can predict frailty and improve mental health. Participants will complete surveys and interviews, and some will receive AI-guided counselling. The goal is to better…

This study looks at whether certain proteins in the blood can signal brain injury in children who have heart surgery with a heart-lung machine. Researchers will measure these proteins before and after surgery and compare them to the child's brain function. The goal is to find a s…

This study focuses on extremely preterm infants (born before 32 weeks) who have a heart condition called hsPDA. Researchers will collect blood samples and health data to create a model that predicts which infants need treatment. They are also developing a targeted drug-delivery s…

This study will review medical records of 72 children aged 1 month to 2 years with congenital heart disease (CHD) to see how their growth compares to healthy children. Researchers will measure weight, height, and head circumference. The goal is to understand which types of CHD af…

This study looks at 22 children with congenital heart disease who are getting a blood thinner called heparin. Doctors want to see if taking blood from a central line (a special IV) gives the same results as taking blood from an artery. They will compare three different ways of dr…

This study will test a handheld device called IntraOx that uses light to measure oxygen levels in heart and liver tissue during complex heart surgery in children. The goal is to see if it can give surgeons useful information about blood flow without interfering with the operation…

This study looks at 45 adults with migraine and a small hole in the heart (PFO). Researchers will use brain scans and thinking tests to see if closing the hole changes brain activity, mood, and migraine symptoms over a year. The goal is to understand the link between PFO and migr…

This study looks at how heart procedures change mental health in people with congenital heart disease. About 60 patients will complete surveys on mood, thinking, sleep, and eating before surgery, one month after, and three months after. The goal is to help doctors better screen a…

This study looks at how the antibiotic cefazolin spreads in the chest tissue of 10 children after heart surgery for congenital heart disease. A small probe placed during surgery will measure drug levels over 36 hours. The goal is to create a computer model to help doctors give th…

This study will test a new, non-invasive ultrasound technique that captures brain blood flow in real time for infants with congenital heart disease. Researchers aim to understand how medical treatments and surgeries affect the brain, potentially explaining why some children later…

This study will measure a specific heart function index in 2,640 healthy adults and people with heart conditions using AI-enhanced 3D ultrasound. The goal is to establish normal ranges and see how this measurement changes in diseases like heart failure and high blood pressure in …

This study will examine 106 infants under two years old who have cholestasis (a liver condition) to see how many also have congenital heart defects and how their development is affected. Researchers will use echocardiograms and developmental assessments. The goal is to better und…

This study will examine 138 children with congenital heart disease to find out how many also have chromosomal abnormalities. Researchers will use a standard genetic test called karyotyping to look for missing or extra chromosomes. The goal is to improve diagnosis, treatment plann…