Clinical trials
Preoperative clinical trials
Below are recruiting preoperative clinical trials, each written for real people, not researchers. We’re tracking 384 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07555067Enrolling by invitation
Robotic Knee Replacement Surgery Comparison
This trial compares two different robotic systems used during knee replacement surgery for knee arthritis (wear and tear). The study helps doctors understand which robotic system may provide better results.
Bydgoszcz, Kuyavian-Pomeranian VoivodeshipAges 18 years+ - NCT06976710Recruiting
Improving communication before colon or rectal cancer surgery
This trial is testing a way to improve communication between you and your surgical team before colon or rectal cancer surgery. It's for adults having major surgery that aims to cure their cancer.
Coffs Harbour, New South WalesAges 18 years+ - NCT06849583Enrolling by invitation
Testing how pre-surgery checkups affect anxiety and satisfaction
This study looks at how talking to an anesthesiologist before surgery affects your worry and how happy you are with your care. It compares different ways of checking anxiety to find which one works best.
IstanbulAges 16–85 - NCT07549113Recruiting
Preoperative prep methods for large abdominal wall hernias
This trial compares different ways to prepare your body before surgery to repair a large hernia (bulge in your abdominal wall). The goal is to find the best approach to help you heal well after surgery.
Krasnodar, Krasnodarskiy KrayAges 18 years+ - NCT06853431RecruitingPhase 4
Pre-surgery calming medicine for children ages 1 to 6
This study tests a combination of two medicines (dexmedetomidine and esketamine) given as a nasal spray to help children relax before surgery. The goal is to find the best dose that works well with the least side effects.
Wenzhou, ZhejiangAges 1–6 - NCT05774678RecruitingPhase 3
Pre-surgery radiation options for invasive breast cancer
This trial compares two schedules of radiation given before mastectomy to see which works better for invasive breast cancer, followed by immediate breast reconstruction. It also studies tiny “biomarker” signals in tissue to learn why one radiation approach may help more.
Houston, TexasAges 18 years+ - NCT07511673Recruiting
Dental screening before heart valve surgery
This trial tests whether a dental checkup before heart valve surgery can improve recovery and prevent complications. If you are scheduled for a heart valve procedure, you may be able to join.
GothenburgAges 18 years+ - NCT07767344Recruiting
Video education for gallbladder surgery recovery
This trial tests whether watching an educational video before gallbladder removal surgery can improve trust in your doctor, reduce pain, and lower anxiety. It may help you feel more prepared and calm before and after your procedure.
Sanliurfa, EyyübiyeAges 18–65 - NCT07336160Recruiting
Nutrition before knee replacement surgery
This trial studies a special nutrition plan before knee replacement surgery to see if it helps recovery. Participants follow enhanced recovery guidelines for eating and drinking before their operation.
Istanbul, IstanbulAges 18 years+ - NCT06837415Enrolling by invitation
Does Pre-Surgery Anxiety Relate to Blood Eosinophil Levels?
This study looks at whether how anxious people feel before surgery is linked to a type of white blood cell called an eosinophil. If you have a planned surgery, they will check your anxiety level and take a blood sample to see if there's a connection.
IstanbulAges 16–85 - NCT04715581Recruiting
Pre-surgery rehab program for frail older adults having stomach surgery
This trial studies a “prehabilitation” program—exercise and coaching before surgery—to help frail older adults recover better after major digestive cancer surgery. It may help you strengthen your body and function before the operation, which can improve outcomes after surgery.
Beijing, Beijing MunicipalityAges 65–89 - NCT06858930Recruiting
Navigation system for ACL reconstruction
This trial tests a special computer navigation system to help surgeons place the new ACL graft more precisely during knee reconstruction. If you have a torn ACL and are between 18 and 80, this study might help improve your surgery outcomes.
Beijing, Beijing MunicipalityAges 18–80 - NCT07047079Enrolling by invitation
Pre-surgery exercise program for knee replacement patients
This trial tests a patient-navigation-based exercise program for people scheduled for knee replacement surgery. The goal is to see if doing exercises before surgery helps with recovery.
Guangzhou, GuangdongAges 45–90 - NCT05461157Enrolling by invitation
Silicone ointment before head or neck surgery to improve healing
This trial studies whether applying a silicone ointment before and around the time of planned head or neck surgery can improve how your wound heals after surgery. It may help reduce problems like poor scar healing, but you can only join if you meet specific medical and safety requirements.
New Haven, ConnecticutAges 18 years+ - NCT06487481RecruitingPhase 1
Radiation before surgery for recurrent adrenal cancer
This trial tests whether giving radiation before surgery helps people with adrenal cancer that has come back after previous treatment. It aims to see if this approach can improve outcomes for patients who can have surgery at the NIH.
Bethesda, MarylandAges 18–120 - NCT07771205Recruiting
Aromatherapy for surgical anxiety and pain
This study tests whether breathing in relaxing scents before surgery can reduce anxiety and pain. If effective, it could offer a simple, drug-free way to help you feel calmer during your procedure.
Stockton, CaliforniaAges 18 years+ - NCT06452303Recruiting
Bariatric surgery patient registry study
This study follows people who have weight-loss surgery (bariatric surgery) to see how it affects their health. It may be an option if you have obesity or type 2 diabetes and meet certain weight and health criteria.
Beijing, Beijing MunicipalityAges 16–65 - NCT04330456Recruiting
Radiation plus surgery for first soft tissue sarcoma
This trial studies a treatment plan for newly diagnosed soft tissue sarcoma that combines precisely targeted radiation before surgery and conformal radiation after surgery. It may help by improving tumor control while allowing the surgeon to remove the tumor safely.
Saint PetersburgAges 18–75 - NCT07710040RecruitingPhase 1
Proton radiation before surgery for high-grade brain tumors
This trial tests proton radiation therapy given before surgery for people with a single, high-grade brain tumor. The goal is to see if pre-surgery radiation helps with treatment outcomes.
Obninsk, Kaluga OblastAges 18 years+ - NCT07519733Recruiting
Exercise Testing Before High-Risk Surgery
This study tests whether a simple exercise test before surgery can help doctors better predict and prevent complications in older adults undergoing major operations. You'll do a gentle exercise test on a stationary bike or treadmill to measure your fitness level.
New Haven, ConnecticutAges 45 years+ - NCT07495878Recruiting
Cartoon video to calm kids before surgery
This trial tests if an educational cartoon can help children ages 7 to 12 feel less anxious before their planned surgery. If your child is having an elective procedure with general anesthesia and has never been through anesthesia before, this study might be a good fit.
AnkaraAges 7–12 - NCT07425405Recruiting
Screen time and surgery anxiety in young children
This study looks at how daily screen time affects anxiety in children aged 2 to 5 years before a planned surgery. It aims to find if more screen time is linked to more anxiety, which could help prepare children better for surgery.
Istanbul, küçükçekmeceAges 2–5 - NCT07394582Recruiting
Pre-surgery optimization for hip or knee replacement
This trial tests a program to improve your health before hip or knee replacement surgery. It aims to help you recover better and reduce risks.
Innsbruck, TyrolAges 18–99 - NCT07379450Recruiting
Virtual reality to ease anxiety before surgery
This study tests whether using virtual reality before surgery can help lower anxiety in adults. If you are having elective surgery and can understand Chinese, this approach might help you feel calmer before your procedure.
KowloonAges 18 years+
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Common questions
- Are there clinical trials for preoperative?
- Yes. Clin2 currently lists 384 recruiting preoperative studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a preoperative trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a preoperative trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.