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surgery Clinical Trials

A listing of surgery medical research trials actively recruiting patient volunteers. Search for closest city to find more detailed information on a research study in your area.

Found 2,675 clinical trials
J Jung-Bin Park, M.D.

Cardiac Index-Guided Intraoperative Hemodynamic Management in Pediatric Moyamoya Surgery

This prospective randomized controlled trial evaluates whether individualized cardiac index-guided intraoperative hemodynamic management reduces postoperative transient ischemic episodes in pediatric patients undergoing encephaloduroarteriosynangiosis (EDAS) for Moyamoya disease. Patients are randomized 1:1 to goal-directed fluid therapy based on baseline cardiac index versus standard arterial pressure-based management. The primary outcome is the …

1 - 18 years of age All Phase N/A
a ahmed Elsayed

Patient's Quality of Life and Functional Changes After Fistula Surgery

This is a prospective observational study that will monitor the effects of surgery for anal fistula on the patient quality of life using many valid questionnaires

18 - 80 years of age All Phase N/A
S Suzy Laroche

Management of Sleeve Gastrectomy Failure Using Single-anastomosis Metabolic Surgery

Sleeve gastrectomy (SG) has become the most commonly performed weight loss surgery, accounting for 60% of all bariatric operations worldwide. While technically easier with less side-effects and nutritional risks than other operations, SG is also associated with a higher risk of failure (20 to 40%). In such case, the most …

18 - 60 years of age All Phase N/A
F Frances Allison

Chemoimmunotherapy Followed by Surgery for Oligometastatic Esophagogastric Cancer: (TORO Protocol)

Esophageal cancer and cancers of the gastroesophageal junction (GEJ) are among the most common malignancies worldwide. The outcome for these patients remains very poor. Patients with limited spread of their cancer (oligometastatic disease) have a better prognosis than those with widespread disease. Recent advances in treatment therapies, including use of …

18 - 80 years of age All Phase N/A
M Mei Zhou, master

Effect of Bariatric Surgery Versus Medical Therapy on Metabolic Syndrome

Bariatric surgery (BS) is known to improve the components of metabolic syndrome (MS) in obese patients. However, few studies have evaluated the impact of bariatric surgery versus medical therapy (MT) in patients with MS, especially in patients with low body mass index (BMI). This study aimed to assess the effect …

18 - 65 years of age All Phase N/A
C Carsten Dirksen, Assoc. prof.

Metabolic Effects of Endogenous Bile Acids After Gastric Bypass Surgery

Non-randomized, open-label, parallel-group clinical study evaluating the effects of endogenous bile acids on changes in plasma fibroblast growth factor-19 (FGF-19) and glucose metabolism by extended depletion of circulating bile acids using colesevelam as an experimental tool in subjects operated with gastric by-pass (RYGB).

18 years of age All Phase 0
A Andrea Chadwick, MD, MSc, FASA

CARES (Comprehensive Analgesic, Recovery, and Education Support) for Surgery Trial

The goal of this clinical trial is to learn whether a combined behavioral and pharmacologic intervention can help reduce opioid use, improve pain recovery, and prevent opioid misuse after surgery in adults undergoing elective surgery. The study includes adults aged 18 to 75 who have a history of long-term opioid …

18 - 75 years of age All Phase 3
H Halil Kalaycı

Smartwatch Accuracy for Measuring Vitals and Anxiety Before Disc Surgery

This study aims to verify the accuracy of blood pressure, heart rate, blood oxygen saturation, anxiety level, and sleep cycle data measurements obtained from Samsung smartwatches compared to the currently accepted method used in patients with disc herniation undergoing the preoperative period.

22 years of age All Phase N/A
O Osman Uzundere, M.D.

Impact of Intraoperative Hemodynamic Instability on Outcomes in Cardiac Surgery

Intraoperative hemodynamic instability (IOHI) is a common occurrence during cardiac surgery and is associated with organ hypoperfusion. However, the specific impact of IOHI on composite adverse outcomes remains unclear. This prospective cohort study aims to evaluate the association between intraoperative hemodynamic instability (defined as MAP \< 65 mmHg or vasopressor …

18 years of age All Phase N/A
E Evelyne Linden, MD

R³ Rehab Pathway Versus Usual Care After Lumbar Radicular Surgery

The R³ trial is a multicentre cluster randomized controlled trial evaluating an evidence-based, person-centred rehabilitation pathway for patients undergoing lumbar surgery for radicular pain. The pathway includes structured pre-, peri-, and postoperative rehabilitation, early postoperative mobilization, case management, early return-to-work (RTW) guidance, and patient empowerment. Clusters (hospitals) are randomized to …

18 - 65 years of age All Phase N/A

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