Condition

Surgery-Complications clinical trials and research

• 25Clinical trials
• 14Countries

Newest Surgery-Complications clinical trials

All recruiting trials (25)

• Does preoperative physical activity help predict perioperative problems after non-cardiac surgery?

  This study tests whether self-reported physical activity before surgery adds to existing risk factors in predicting complications and death after elective non-cardiac surgery.

  Recruiting Karolinska Institutet · Stockholm · NCT07603622

• Complications after ankle arthroscopy

  The team will follow adults who've had ankle arthroscopy to see what complications they experience in the year after surgery.

  Recruiting Clinique Saint Jean, France · Montpellier · NCT07335133

• Preoperative IV iron for teens having spinal fusion to correct scoliosis

  This trial will try giving a single IV iron infusion before spinal fusion to see if it helps 10–19-year-olds with scoliosis and low iron by reducing blood transfusions and improving recovery.

  Recruiting Phase 2/3 Columbia University · New York, New York · NCT07217873

• Effect of non-invasive hemodynamic monitoring on fluid management in elective brain surgery

  This study tests whether using a non-invasive monitor during brain surgery helps guide fluid and vasopressor use to reduce complications.

  Recruiting Brno University Hospital · Brno · NCT07101991

• Endoscopy versus esophagram to check the anastomosis after McKeown esophagectomy

  This comparison tries to see whether endoscopy or esophagram is better for checking the surgical connection about seven days after McKeown esophagectomy in patients treated for esophageal cancer.

  Recruiting Sun Yat-sen University · Guangzhou, Guangdong · NCT07043491

• Low blood pressure in the recovery room after general anesthesia

  This project will test how often adults who have general anesthesia develop low blood pressure in the post-anesthesia recovery room and what factors are linked to it.

  Recruiting Tomas Bata Hospital, Czech Republic · Zlín · NCT07022210

• Fluvoxamine to reduce delirium after non-cardiac surgery

  This study will test whether giving fluvoxamine around the time of elective non-cardiac, non-intracranial surgery can help reduce postoperative delirium in older adults who will stay in the hospital at least two days.

  Recruiting Phase 3 Washington University School of Medicine · St Louis, Missouri · NCT06969287

• Evaluating pancreatic fistula rates after surgery using a specific stapler

  This study is testing if using a specific stapler during pancreas surgery can lower the chances of complications like pancreatic fistulas in patients.

  Recruiting University Hospital Heidelberg · Heidelberg, Baden-Wurttemberg · NCT06764134

• Preventing kidney injury after heart surgery

  This study is testing if Coenzyme Q10 and Glutathione can help prevent kidney injury in patients having heart surgery.

  Recruiting Phase 2 George Washington University · Washington D.C., District of Columbia · NCT06620523

• Prehabilitation program before surgery to reduce complications

  This study is testing if a home-based program to help people get stronger before surgery can reduce complications and improve recovery for patients facing surgery.

  Recruiting Ottawa Hospital Research Institute · Ottawa, Ontario · NCT06511258

• Assessing surgery risk through a walking test

  This study is testing if a six-minute walking test can help predict the risk of complications for patients over 40 who are having non-heart surgery.

  Recruiting Unity Health Toronto · Toronto, Ontario · NCT06412367

• Comparing light and deep anesthesia effects on postoperative delirium and cognition in older adults

  This study is testing if using lighter anesthesia during major surgery can help older adults avoid confusion and memory problems afterward.

  Recruiting at 2 sites Auckland City Hospital · Grafton, Auckland and 2 other locations · NCT06268080

• One-year comparison of radial artery versus no-touch saphenous vein grafts in women having coronary bypass surgery

  This test compares whether a radial artery graft or a 'no-touch' saphenous vein graft stays open better for one year in women undergoing coronary bypass surgery.

  Recruiting University of Sao Paulo General Hospital · São Paulo, São Paulo · NCT06179329

• Validation of vital sign monitor devices in clinical settings

  This study is testing new vital sign monitor devices to see if they work as well as the standard equipment used in hospitals for patients undergoing surgery.

  Recruiting Copenhagen University Hospital, Rigshospitalet · Copenhagen and 1 other locations · NCT06106516

• Comparing body temperature management during heart surgery

  This study is testing whether managing body temperature differently during heart surgery can lead to better outcomes for patients.

  Recruiting at 8 sites University of Leicester · Leicester, Leicestershire and 10 other locations · NCT05996120

• Comparing recovery after different anesthesia techniques in surgery

  This study is testing whether recovery is better after surgery using either intravenous propofol or inhaled anesthesia for different types of surgeries.

  Recruiting at 22 sites Washington University School of Medicine · Little Rock, Arkansas and 23 other locations · NCT05991453

• Comparing remimazolam and propofol for anesthesia in major surgeries

  This study is testing whether a new anesthesia drug called remimazolam can help older patients undergoing major surgeries recover better and spend more days out of the hospital compared to the standard drug, propofol.

  Recruiting at 44 sites Phase 4 Nanfang Hospital, Southern Medical University · Hefei, Anhui and 43 other locations · NCT05728775

• Evaluating the ERAS program's impact on recovery after pancreatic surgery

  This study is testing if following a special recovery program can help people recover better after pancreatic surgery.

  Recruiting University of Thessaly · Larissa · NCT05518643

• Investigating reconstruction methods after pelvic cancer surgery

  This study looks at different ways to rebuild the body after pelvic cancer surgery to see how they affect recovery, quality of life, and healthcare costs for patients.

  Recruiting at 11 sites University Hospital Southampton NHS Foundation Trust · Southampton, Hampshire and 17 other locations · NCT05219058

• Analyzing factors affecting pancreatic tumors and cysts

  This study looks at how different factors affect pancreatic tumors and cysts to help improve treatment options for patients.

  Recruiting Umeå University · Umeå · NCT05155878

• Understanding risks of same-day noncardiac surgery

  This study looks at the risks and complications that may happen to adults having same-day noncardiac surgery to help doctors better understand how to keep patients safe and improve their quality of life.

  Recruiting at 11 sites Centre hospitalier de l'Université de Montréal (CHUM) · Winston-Salem, North Carolina and 15 other locations · NCT04973397

• Heart rate variability as a marker for complications after colorectal surgery

  This study tests whether heart rate variability can signal potential complications after colorectal surgery in adults with cancer or inflammatory bowel disease.

  Recruiting Centre Hospitalier Universitaire de Nīmes · Nîmes · NCT04367987

• Evaluating management of patients with implanted cardiac devices during surgery

  This study looks at how to better manage patients with heart devices during surgeries that aren't related to those devices to help improve their safety and outcomes.

  Recruiting at 2 sites Klinikum-Fuerth · Fürth, Bavaria and 1 other locations · NCT04331249

• Comparing stitching techniques to reduce hernias after kidney transplants

  This study is testing whether using smaller stitches instead of larger ones during kidney transplant surgery can help reduce the chance of hernias in patients.

  Recruiting Manchester University NHS Foundation Trust · Manchester · NCT03959904

• Comparing zinc oxide and petrolatum for healing surgical scars

  This study is testing whether zinc oxide ointment works better than petrolatum for healing and reducing scars after skin surgery.

  Recruiting Early Phase 1 University of Pittsburgh · Pittsburgh, PA, Pennsylvania · NCT03561376

Related topics

Quick answers

How many Surgery-Complications clinical trials are recruiting right now?

25, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.

Where are these trials running?

In 14 countries. The most sites are in United States (6 trials), United Kingdom (3 trials), Canada (3 trials), Germany (2 trials), Czechia (2 trials). Each study page lists its sites and which ones are recruiting.

What phases are they in?

Phase 2: 1, Phase 3: 1, Phase 2/3: 1, Phase 4: 1. Trials with no phase listed are usually device, behavioural or observational studies.

How do I join one?

Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.

Find the studies that fit you

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