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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 2,473 clinical trials
X Xiaoying Li, M.D.

Combined Postoperative Radiotherapy With Kidney Sparing Surgery for Locally Advanced High-risk Ureteral Cancer

In this study, we propose to conduct an ambispective study to analyze the safety of preserved renal unit surgery combined with postoperative adjuvant radiotherapy in patients with limited stage ureteral cancer with high risk factors, and the efficacy analysis compared with traditional radical surgery. It is hoped that a treatment …

18 years of age All Phase N/A
I Ionela Bold, MD

Changes in Body Fat and Morphologic Characteristics Associated With OSA Resolution After Bariatric Surgery

Prospective study with inclusion of bariatric surgery candidates with diagnosed Obstructive Sleep Apnea and requiring treatment with Continuous Positive Air Pressure, aiming to evaluate at 2-6-12 months after bariatric surgery whether the relationship between biometric changes (reduction in neck circumference, height, waist/hip ratio, and fat and lean mass) and the …

18 - 99 years of age All Phase N/A
L Luiz Guilherme K De Aguiar, PhD

Glycemic Patterns After Bariatric Surgery and High Glycemic Variability and Hypoglycemia Unawareness Risk Factors

To study the glycemic patterns of patients undergoing bariatric surgery and what are the risk factors capable of predicting episodes of unnoticed hypoglycemia and high glycemic variability, evaluating patients who underwent reduction gastroplasty with Roux-en-Y reconstruction (GRYR) and sleeve gastrectomy (SG)

18 - 60 years of age All Phase N/A
A Alejandra García Novoa, MD PhD

Efficacy of Angiography With Indocyanine Green in the Identification of Complications After Breast Surgery

During the performance of oncoplastic surgery and skin-sparing or skin-nipple mastectomy there is a significant loss in the perfusion of the cutaneous envelope of the breast, which can produce areas of vascular suffering of the skin that sometimes cause necrosis of the same. Skin necrosis is the most important adverse …

18 - 100 years of age Female Phase N/A
h hongmeng Yu, doctor

Endoscopic Surgery in the Treatment of Soft Tissue Sarcoma in Nasal and Paranasal Sinus

Soft tissue sarcoma (STS) refers to a group of malignant tumors derived from non-epithelial extraosseous tissues, mainly from the mesoderm, partly from the neuroectoderm, including muscle, fat, fibrous tissue, blood vessels and peripheral nerves . STS is divided into 12 major categories based on tissue origin. According to different morphologies …

years of age All Phase N/A
B Benjamin D Kozower, M.D., MPH

Surgery Versus Stereotactic Body Radiation Therapy for Stage I Non-Small Cell Lung Cancer

The development of stereotactic body radiation therapy (SBRT) for the treatment of stage I non-small cell lung cancer (NSCLC) has inspired a close partnership between thoracic surgery and radiation oncology. In this study, patients with stage I NSCLC will be screened prior to treatment and will be consented after their …

18 years of age All Phase N/A
W Wilson F. Abdo, MD, PhD

Trajectory of Neuroinflammatory Markers in Cerebrospinal Fluid Prior to and After Thoracic Aortic Surgery

Observational prospective pilot study to analyze the trajectory of neuroinflammatory protein expression in cerebrospinal fluid (CSF) in relation to systemic compartment in patients undergoing thoracic aortic surgery. The aim of this study is to identify and unravel the biochemical (neuroinflammatory) pathways involved in postoperative delirium. Patient undergoing thoracic aortic surgery …

18 years of age All Phase N/A
z zeliha tuncel, ass prof

Dexmedetomidine and Dexamethasone Added as Adjuvant Infraclavicular Brachial Plexus Block in Upper Limb Surgery

The aim of this study was to investigate the effect of dexmedetomidine and dexamethasone added during USG-guided infraclavicular block on block onset time, total block time and time to first analgesic need in patients undergoing upper extremity surgery.

18 - 70 years of age All Phase N/A
J Jiří Hynčica

Adjustable Artificial Sphincter Victo in the Treatment of Male Incontinence Due to Prostate Surgery

The aim of this prospective academic research study is to evaluate the efficacy and safety of the Victo adjustable artificial sphincter in the treatment of male patients with urinary incontinence due to prostate surgery.

18 years of age Male Phase N/A
ü ümit karadeniz

Evaluation of Fluid Responsiveness With Recruitment Maneuver After Sternotomy in Coronary Artery Bypass Surgery

Assuming that the basic reliability of dynamic indices will increase with the application of functional hemodynamic tests after sternotomy and protective lung ventilation in patients undergoing elective coronary artery bypass surgery, it is useful to predict fluid responsiveness after sternotomy in coronary artery bypass surgery patients ventilated with 6 ml/kg …

18 - 80 years of age All Phase N/A

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