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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 2,628 clinical trials
D Dostal Pavel, MD, PhD

Haemodynamical Optimization During Brain Surgery

The decision to give fluids perioperatively could be based on methods used to identify preload responsiveness, either invasive or noninvasive estimates of stroke volume variation during mechanical ventilation. This study compares fluid management using invasive measurement SPV/PPV (Aisys GE) and noninvasive haemodynamic measurement (ClarSight, Edwards).

18 years of age All Phase N/A
C Chien-Kun Ting, MD, PhD

HPI in Laparoscopic Colorectal Surgery

Using the Hypotension Prediction Index in patients undergoing laparoscopic colorectal surgery, including data from National Taiwan University Hospital and Taipei Veterans General Hospital

20 years of age All Phase N/A
J Josephine Zachodnik, RN

Patients' Expectations Before Spinal Surgery

With this study the investigators want to perform a prospective observational cohort study at Zealand University Hospital, Koege, Denmark. The purpose of this study is twofold: to investigate how expectations predict patients' pain, rehabilitation and quality of life after spinal surgery. to explore the patients' expectations before, and their experiences …

18 - 100 years of age All Phase N/A
A Ali Aminian, MD

Fibrosis Lessens After Metabolic Surgery

Metabolic dysfunction-associated steatotic liver disease (MASLD), formerly known as non-alcoholic fatty liver disease (NAFLD), a major global public health concern, is commonly associated with obesity, diabetes, and dyslipidemia. MASLD is currently the most common cause of chronic liver disease affecting about 80% of people with obesity, ranging from simple fat …

18 - 75 years of age All Phase 4
C Cecile Ciangura, MD

Ovarian Reserve and Bariatric Surgery

The expansion of the obesity epidemic is accompanied with an increase in bariatric procedures, in particular in women of reproductive age. Severe obesity has negative effects on fertility and on in vitro fertilization (IVF) outcomes, and the weight loss induced by the bariatric surgery (BS) is believed to reverse the …

18 - 37 years of age Female Phase N/A
H Hua Meng, M.D.

Postoperative Anemia After Bariatric Surgery

To investigate the real incidence of short and long-term anemia after bariatric surgery, and explore the risk factors.

16 - 70 years of age All Phase N/A
S Saleh K Saleh, MD

Anastomotic Leakage After Colorectal Surgery.

Anastomotic leakage (AL) is a severe complication after colorectal surgery, with incidence rates of 2-30%. This prospective, single-center observational cohort study aims to identify and quantify independent risk factors for AL, determine its incidence and impact on outcomes, and develop a predictive model. Approximately 430 patients undergoing colorectal resection with …

18 - 80 years of age All Phase N/A
A Alan Askari

National Emergency Bariatric Surgery Audit

The goal of this observational study is to investigate the incidence, management, and outcomes of complications following bariatric surgery in patients in the United Kingdom. The main questions it aims to answer are: What is the prevalence of unplanned interventions due to complications following bariatric surgery in the UK? What …

18 years of age All Phase N/A
G Gabriel Eksteen, MSc

Protein Requirements After Bariatric Surgery

The study investigates protein requirements at least 1 year after gastric bypass surgery in adult males, to investigate whether protein requirements are elevated compared to protein requiremens for the general populaiotn. The main study outcome is the estimated average protein requirements for the study populaiton.

18 - 65 years of age Male Phase N/A
S Sinthujan Sivakumar, MSc

Depressive Symptoms After Cardiac Surgery

The primary goal of this project is to develop a predictive model for clinically significant depressive symptoms (CSDS) in patients undergoing coronary artery bypass graft (CABG) surgery, using pre- and perioperative data. CSDS occur in about 30 percent of CABG patients, which is four times higher than in the general …

18 - 90 years of age All Phase N/A

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