Congenital arteriovenous fistula

This study explores whether combining a high-protein Mediterranean diet with resistance exercise can help people with heart disease build muscle and lower their risk of future heart problems. The trial enrolls adults who have completed cardiac rehab and may have low muscle mass w…

This study tests whether a three-month smartphone-supported walking program can improve daily step counts, psychological well-being, and body composition in adults with cardiovascular disease or type 2 diabetes. Participants use the Walk15 app to set personalized step goals and t…

This study tested a coaching program called MACRO-I for adults aged 70 and older who had a heart event. The program used coaches to guide patients through starting cardiac rehab, either at a center, at home, or a mix of both. 416 participants were split into the coaching group or…

This study tested a special stent graft (WRAPSODY) against the usual balloon treatment for vein blockages in people on dialysis. The goal was to see if the stent graft could keep the vein open longer and reduce the need for repeat procedures. A total of 357 patients took part acr…

This study looked at how well the Ellipsys Vascular Access System works for creating arteriovenous (AV) fistulas in people with end-stage kidney disease who need dialysis. A total of 142 patients were followed for 12 months to see how long the access stayed open and how safe the …

This study tested a device called VasQ that wraps around a surgically created blood vessel connection (fistula) used for dialysis in people with kidney failure. The device is designed to improve blood flow and reduce complications. 144 patients received the device and were follow…

This study tested a once-daily pill called orforglipron against insulin glargine in nearly 2,750 adults with type 2 diabetes, obesity or overweight, and increased cardiovascular risk. The main goal was to see if orforglipron could reduce major heart events like heart attacks or s…

This study tested a new medical wire, called the Tarvos Microguidewire, used during surgery on blood vessels in the brain. The wire helps doctors guide other tools to the right spot. Researchers looked back at records of 121 patients who had this wire used in their surgery for co…

This study tested whether intensive dental cleaning and oral hygiene advice can improve gum health and also affect markers of heart disease and type 2 diabetes. About 200 adults with gum disease and either heart disease or diabetes (or prediabetes) took part. Researchers measured…

This small completed study looked at a blood filtering procedure called double-filtration plasmapheresis (DFPP) in 5 kidney dialysis patients with very high levels of lipoprotein(a), a fatty substance linked to heart disease and blood clots. The goal was to see if DFPP could lowe…

This study tested whether a drug called alirocumab, which lowers cholesterol, can reduce heart disease risk in people with HIV. The trial involved 118 adults aged 40 and older with well-controlled HIV and high heart disease risk. Participants received either alirocumab or a place…

This completed trial looked at whether taking two cholesterol-lowering drugs (rosuvastatin and ezetimibe) is more effective and safer than taking just one (rosuvastatin) for people with heart disease. 66 adults with high cholesterol were randomly assigned to one of the two treatm…

This study looked at 78 people with advanced kidney failure who needed a surgery to create an arteriovenous fistula (a connection between an artery and vein) for dialysis. The goal was to see if using a nerve block (axillary block) instead of local anesthesia could reduce early p…

This study tested a special mesh tube called a stent graft in 100 people on dialysis whose arm veins (fistulas) had narrowed. The stent is placed to prop the vein open and improve blood flow. Researchers tracked how long the vein stayed open without needing another procedure, and…

This study tested whether using a smart grip device with a game-like app could improve blood vessel function and hand strength in 52 kidney patients who had just had a first arteriovenous fistula surgery. Participants used the device daily for eight weeks, and researchers tracked…

This study tested a new device called the FLEX System that creates a connection between an artery and a vein (AV fistula) using a tube inserted through the skin, instead of surgery. The goal was to see if this method is safe and works well for people with chronic kidney disease w…

This study tested a new device called FLEX-1 that creates a special blood vessel connection (called an arteriovenous fistula) for people with advanced kidney disease who need dialysis. Sixteen adults with stage 4 or 5 chronic kidney disease took part. The goal was to see if the d…

This study tested a new device called FLEX-1 to create a special blood vessel connection (arteriovenous fistula) for dialysis in 17 adults with advanced chronic kidney disease. The goal was to see if the device is safe and works well for hemodialysis. The study focused on complic…

This study tested a special collagen implant coated with sirolimus (rapamycin) placed around a new dialysis fistula during surgery. The goal was to see if it helps the fistula become usable for dialysis sooner and stay working longer. About 269 people with advanced kidney disease…

This phase 3 trial tests a sirolimus-releasing collagen implant placed around a new dialysis fistula during surgery. The goal is to help the fistula mature faster so it can be used for dialysis. The study involves 136 people aged 65+ with kidney failure who are new to hemodialysi…

This study looked at whether a special eye scan (SS-OCTA) can detect signs of cardiovascular disease. Researchers compared retinal blood vessel changes to results from a standard carotid ultrasound in 42 adults. The goal was to see if the eye scan could predict the presence or se…

This study tested whether advanced ultrasound techniques can predict if an arteriovenous fistula (AVF) will work for dialysis in people with end-stage kidney disease. Researchers measured artery stiffness and blood flow in 76 patients before and after AVF surgery. The goal was to…

This study tested whether an electronic stethoscope can help doctors detect narrowing (stenosis) of the arteriovenous fistula in hemodialysis patients. Researchers collected sound recordings from 30 adults on long-term dialysis over 3 months. The goal was to see if the device cou…

This study looked at how often older adults with heart disease risk factors should exercise to improve fitness and blood pressure. Twenty-two participants did combined training either twice or three times a week for 12 weeks. The goal was to see which frequency worked better for …

This study tested an 8-week digital lifestyle program called MYCardio-PEER for low-income adults at risk of heart disease. Participants received weekly videos and infographics on healthy eating and exercise, plus group chats with peer leaders. The goal was to see if the program i…

This study looked at whether a home-based physical activity program and computer-based cognitive training could help prevent memory loss in older women with heart disease. 253 women aged 65 and older participated. The goal was to see if these lifestyle changes could improve memor…

This completed study tested whether sending behavioral nudges through Denmark's official electronic letter system could increase flu vaccination among adults aged 18-64 with chronic diseases. Over 300,000 participants were randomly assigned to receive different types of letters o…

This study tested whether listening to music and applying acupressure before needle insertion can reduce pain in dialysis patients. 72 participants were split into four groups: music plus acupressure, acupressure alone, music alone, or standard care. Pain was measured during thre…

This study tested whether wearing virtual reality goggles during the needle stick for dialysis can lower pain and anxiety. Fifty adults on hemodialysis were randomly assigned to either watch VR content during the procedure or receive usual care. The results will show if a simple,…

This study looked at two methods to reduce pain after heart surgery through a cut in the chest bone. 120 adults received either a nerve block near the breastbone, pain medicine injected into the wound, or standard painkillers. Researchers measured pain levels using a saliva test …

This completed trial tested an 8-week program called Healing Hearts Together (HHT) for couples where one partner has heart disease. 474 couples attended weekly group sessions focused on communication, emotional support, and heart health. The goal was to see if the program improve…

This study tested whether doing handgrip exercises before and after surgery can improve the size and function of dialysis fistulas in people with advanced kidney disease. 40 patients participated, and the main goal was to see if the fistula diameter increased. The approach is sim…

This study tested whether a 20-minute session of nurse-led spiritual care, including prayer and relaxation techniques, could help heart surgery patients feel less anxious and have more stable blood pressure and heart rate before their operation. 248 adults in Indonesia took part.…

This study tested whether a 3-month yoga program could improve physical and mental health in adults over 65 who had recently finished cardiac rehab. Participants attended yoga twice a week. Researchers measured balance, muscle strength, anxiety, and mood. The goal was to see if y…

This study tested whether watching calming VR videos (nature, forest, seaside) during needle insertion could reduce pain, distress, and improve comfort in 52 hemodialysis patients. Patients used VR headsets starting three minutes before the procedure. The goal was to see if this …

This study tested a nerve block called a supraclavicular brachial plexus block in 50 children aged 6 to 18 who were having surgery to create an arteriovenous fistula for dialysis. The goal was to see if the block could reduce the amount of opioid pain medicine needed during and a…

This study tested two simple, drug-free ways to reduce pain when inserting needles for dialysis. 75 patients were split into three groups: one listened to calming music, one looked at their healthy arm in a mirror, and one received standard care. Pain scores were compared right a…

This study tested whether lidocaine or benzocaine sprays could reduce pain and improve satisfaction during needle insertion for hemodialysis. 60 patients were randomly assigned to receive one of the two numbing sprays or a placebo. The goal was to see if these sprays make the pro…

This study tested a 9-week internet-based cognitive behavioral therapy (CBT) program designed to reduce stress, anxiety, and depression in people with stable heart disease. 215 adults with heart disease and elevated stress or mood symptoms took part. The program was personalized …

This study tested if doing hand grip exercises for six weeks helps the arm blood vessel connection (fistula) used for dialysis grow stronger and work better. 34 adults with kidney failure on dialysis were randomly assigned to either do the exercises or receive standard care. The …

This study tested whether adding virtual reality (VR) driving simulations to standard cardiac rehabilitation helps heart surgery patients feel less anxious and depressed. Sixty adults recovering from heart surgery took part. The results suggest VR can improve emotional well-being…

This study explored how family members share health information about genetic diseases like sickle cell, diabetes, and cancer. Over 1,000 adults completed surveys or interviews about their family health history and support. The goal was to understand social and relational factors…

This pilot study tested whether giving inhaled nitric oxide gas during laparoscopic surgery could protect blood vessels and organs in 40 adults with heart disease. Half received the gas through their breathing tube during surgery, and half received standard care. Researchers meas…

This study looked at 166 older adults (65+) on hemodialysis to compare three types of vascular access: fistulas, grafts, and catheters. The goal was to see which option leads to fewer complications and better quality of life. Researchers tracked how many procedures were needed to…

This study looked at 150 Caribbean Hispanic adults with heart disease or stroke risk who take the blood thinner clopidogrel. Researchers wanted to see if certain gene variants affect how well the drug works. The goal is to understand why some people get less benefit and to pave t…

This study tested a new device called EchoMark LP, which is implanted near a surgically created blood vessel connection (fistula) used for dialysis. The device works with a special ultrasound system (EchoSure) to measure blood flow, depth, and diameter of the fistula. The trial i…

This study checked how well over 5,000 heart patients follow their prescribed medicine routine. Researchers asked patients about their medication habits and any side effects. The goal was to understand how many patients do not take their medicines as directed.

This study looked at whether adding hands-on simulation training to standard classroom teaching helps nurses cause fewer problems when inserting needles into the arm access (arteriovenous fistula) of dialysis patients. About 9600 adults on chronic hemodialysis took part. The goal…

This study tested a program where doctors refer inactive people with chronic diseases (like diabetes, heart disease, or obesity) to an exercise professional for personalized counseling. The goal was to see if this referral scheme helps people become more active compared to just g…

This study checked whether the Turkish version of the Cardiac Depression Scale (CDS) works well for people with heart disease. Researchers tested 360 Turkish adults with various heart conditions to see if the scale accurately measures depression. The goal is to give doctors a rel…

This completed study looked at 400 people with both heart disease and a mental health condition (like depression or anxiety). Researchers used questionnaires, blood tests, and imaging to find shared risk factors and biological markers. The goal was to better understand how these …

This completed study looked at 26,000 patients who had outpatient procedures for blood vessel problems like peripheral artery disease, varicose veins, or dialysis access issues. The goal was to see how safe and effective these procedures are when done in an office-based angiosuit…

This study looked at whether wearing an activity monitor (like a Fitbit) after heart surgery helps patients get moving sooner and return to their normal activity levels faster. Researchers tracked motivation, length of hospital stay, and readmission rates in 12 adults who had car…

This study tested whether special communication training for pharmacists and general practitioners helps them involve older patients in decisions to stop or lower medications for heart disease and diabetes. Researchers enrolled 310 patients aged 75 and older who were taking certa…

This study tested whether a theory-based motivational letter mailed six months in advance could increase attendance at a one-year post-cardiac rehabilitation check-up. Researchers compared 102 adults who received the letter to those who got usual care. The goal was to see if a si…

This study looked at how well a daily low-dose aspirin works in people who have both immune thrombocytopenia (low platelets) and heart disease. Only 4 adults took part. Researchers measured platelet function after aspirin to see if the standard dose is enough to prevent blood clo…

This study tested whether a systematic phone call from a medical student, supervised by a general practitioner, could reduce hospitalizations in patients with chronic heart or mental health conditions during the COVID-19 lockdown in France. Over 22,000 patients aged 70 and older …

This study looked at 320 adults who had heart surgery to see how well two different risk scores (EuroSCORE-II and POSPOM) predict the chance of dying in the hospital. Researchers calculated each patient's scores before surgery and compared them to what actually happened. The goal…

This study looked at whether orienteering (a navigation-based walk) is as good as regular walking for heart rehab. 40 people with stable heart disease took part. Researchers measured heart rate and enjoyment during both activities. The goal was to see if orienteering could be a f…

This study tested an indoor air pollution intervention called AIRWISE in 20 adults aged 55 and older with heart disease. Participants received personal air cleaners, a color-changing air quality monitor, and educational materials. The goal was to see if they would use these tools…

This completed study tested whether healthcare claims data can predict the results of a major heart trial (SURPASS-CVOT) comparing two diabetes drugs, tirzepatide and dulaglutide. Researchers analyzed records from over 44,000 people with type 2 diabetes and heart disease to see i…

This study looked at two ways to assign care coordinators to older adults (65+) with heart disease or risk factors. One method used patients' own reports of difficulty coordinating care, while the other used usual triggers like hospital discharge. The goal was to see which approa…