| Recruiting | Fiber-Boost Randomized Controlled Trial Non-Small Cell Carcinoma of Lung | N/A | 2025-10-07 |
| Recruiting | Colchicine in Patients at Cardiac Risk Undergoing Major Non-Cardiac Surgery Cardiovascular Diseases, Cardiovascular Complication, Perioperative Complication | Phase 3 | 2025-04-20 |
| Recruiting | PROtective Ventilation With FLOW-Controlled Ventilation Postoperative Pulmonary Complications (PPCs), Feasibility Studies, Pilot Study | N/A | 2025-02-02 |
| Withdrawn | Flow Controlled Ventilation in Robot-assisted Laparoscopic Surgery Mechanical Ventilation Complication, Postoperative Pulmonary Atelectasis | N/A | 2024-10-29 |
| Completed | Quality of Life After Transanal Total Mesorectal Excision Compared to Traditional Total Mesorectal Excision Rectal Cancer, Quality of Life, Functional Outcome | — | 2024-08-01 |
| Not Yet Recruiting | Early Protected Full Weight-bearing vs. Partial Weight-bearing After Surgical Fixation of Unstable Ankle Fract Post Operative Treatment After Unstable Malleolar Fractures | N/A | 2023-09-01 |
| Recruiting | Microsurgical Resection of Intramedullary Spinal Cord Metastases Spinal Cord Metastasis, Spinal Cord Tumor Malignant Intramedullary, Functional Outcome | — | 2023-09-01 |
| Recruiting | Determining Postoperative Recovery and the Impact of Adverse Events in Neurosurgery Based on Self-reported, Ap Disc Disease, Instabilities Lumbar, Brain Tumor | — | 2023-06-12 |
| Completed | Group Psychotherapy in Long COVID Long COVID, COVID-19 | N/A | 2021-11-01 |
| Completed | Group Psychotherapy in Narcolepsy Type 1 Narcolepsy Type 1 | N/A | 2021-08-01 |
| Completed | Psychotraumatology in Somatic Medicine Trauma, Psychological; Somatic | — | 2021-01-19 |
| Unknown | Data Collection and Analysis in Brainstem Surgeries Brainstem Lesion, Surgery, Intraoperative Neurophysiologic Monitoring | — | 2020-09-01 |
| Completed | The Six-Minute Walking Test (6WT) and Timed-Up-and-Go (TUG) Test as Measures of Objective Functional Impairmen Lumbar Disc Disease, Lumbar Spine Degeneration, Lumbar Spinal Stenosis | — | 2019-07-15 |
| Unknown | Intraocular Lens Power Calculation for Combined Phaco-vitrectomy Procedures Intraocular Lens Calculation, Combined Phaco-vitrectomy | — | 2019-06-01 |
| Completed | The Six-Minute Walking Test (6MWT) as a Measure of Functional Impairment in Lumbar Degenerate Disc Disease. Lumbar Disc Disease, Lumbar Spine Degeneration, Lumbar Spinal Stenosis | — | 2019-05-01 |
| Completed | Nevirapine / Lamivudine for HIV Maintenance Therapy HIV Infection, Antiretroviral Treatment, Maintenance Therapy | Phase 4 | 2019-04-12 |
| Completed | The Role of Physical Activity for Acute Exacerbations of COPD COPD | — | 2018-11-29 |
| Unknown | Assessment of Cyclofusion Capabilities of Normal Subjects and Patients With 3D Dynamic Random-dot Stereograms Cyclofusion Competence | N/A | 2018-01-01 |
| Completed | Smartphone Enabled Detection of Nocturnal Cough Rate and Sleep Quality as a Prognostic Marker for Asthma Contr Asthma, Cough | — | 2018-01-01 |
| Completed | Reduction of Stent Associated Morbidity by Minimizing Stent Material. Ureteral Stent Related Morbidity | N/A | 2017-07-15 |
| Completed | Nevirapine + 3TC Based Maintenance Therapy for HIV Infection HIV Infections | N/A | 2016-12-23 |
| Completed | Assessment of Longterm Ureteral Stenting Longterm Indwelling Ureteral Stent | — | 2016-07-01 |
| Completed | Biofilms on Short-term Indwelling Ureteral Stents Ureteral Catheterization, Biofilm, Morbidity | — | 2016-07-01 |
| Completed | Telehealth Could Mitigate Disease Progression Compared to Standard of Care in COPD - a Randomized Controlled T Chronic Obstructive Pulmonary Disease | N/A | 2016-04-05 |
| Completed | Long Term Efficacy of Sacral Nerve Modulation (SNM) in Patients With Constipation or Stool Incontinence Constipation, Fecal Incontinence | — | 2016-04-01 |
| Completed | Patients' Conscious Experience and Psychological Consequences of Awake Surgery for Intracerebral Lesions Fear, Anxiety, Stress | — | 2015-11-01 |
| Unknown | DEB-after-Cutting Balloon-PTA in Dialysis Fistula Stenosis Renal Insufficiency | N/A | 2015-10-01 |
| Completed | Treatment Efficacy of Low FODMAP Versus Low Lactose Diet in IBS Patients IBS - Irritable Bowel Syndrome | N/A | 2015-03-11 |
| Unknown | Diagnostic Value of Ultralow-dose Computed Tomography for the Detection of Pulmonary Nodules and Lung Parenchy Multiple Pulmonary Nodules, Pulmonary Emphysema | N/A | 2015-01-01 |
| Completed | Linear vs. Circular Stapled Gastrojejunal Anastomosis in Bariatric Laparoscopic Gastric Bypass Surgery in Swit Bariatric Surgery (Gastric Bypass) | — | 2015-01-01 |
| Completed | Evidence Based Algorithm for Proximal Humerus Fractures Proximal Humeral Fracture | — | 2014-01-01 |
| Terminated | ThoHSpEkt Thoracoscopic Ectomy of Radioactively Marked Pulmonary Nodules With Free-hand SPECT Solitary Pulmonary Nodule, Bronchial Neoplasms | Phase 2 | 2013-11-01 |
| Completed | Recurrence and Patient Satisfaction After Laparoscopic Hernia Repair With Intraperitoneal Onlay-mesh (IPOM) Ventral Hernia, Recurrent Ventral Hernia | — | 2013-05-01 |
| Terminated | Modulation of Intestinal and Pulmonary Inflammation by Lactobacillus Diet Supplementation in Pediatric Cystic Pulmonary Inflammation, Cystic Fibrosis, Microbiota | N/A | 2013-02-22 |
| Completed | Influence of Hospital Volume on Mortality and Length of Hospital Stay After Oesophageal Cancer Resection in Sw Esophageal Cancer | — | 2013-01-01 |
| Completed | Influence of Hospital Volume on Mortality and Short-term Postoperative Outcomes in Uncomplex General Surgery i Cholecystolithiasis, Cholecystitis, Inguinal Hernia | — | 2013-01-01 |
| Completed | Influence of Hospital Volume on Mortality and Length of Hospital Stay After Pancreatic Resection in Switzerlan Pancreatic Diseases | — | 2013-01-01 |
| Completed | Annual Hospital Volume and and Short-term Postoperative Outcomes After Gastric Cancer Resection Gastric Cancer | — | 2013-01-01 |
| Completed | Romanian-Swiss Research Programme IZERZO Advanced Incurable Cancer | — | 2013-01-01 |
| Unknown | The Significance of Defensin Alpha 4 in the Pathophysiology of the Adrenal Insufficiency in Inflammatory Lung Adrenal Insufficiency, Inflammatory Lung Diseases | — | 2013-01-01 |
| Completed | Pharmacology-driven Dosing of Fluoropyrimidines in Cancer Patients Colorectal Cancer | Phase 4 | 2012-10-01 |
| Completed | Bendamustine, Lenalidomide (Revlimid®) and Dexamethasone (BRd) as 2nd-line Therapy for Patients With Relapsed Multiple Myeloma | Phase 2 | 2012-03-01 |
| Completed | Prediction of Postoperative Outcomes After Rectal Resection by the Comprehensive Complication Index (CCI) Rectal Diseases | — | 2012-01-01 |
| Unknown | Abdominal or Transanal TME for Rectal Cancer Therapy Survival, Postoperative Morbidity, Mortality | N/A | 2012-01-01 |
| Unknown | Hemorrhoidal Artery Ligation and Rectoanal Repair Versus Stapled Hemorrhoidopexy Hemorrhoids | N/A | 2011-07-01 |
| Unknown | Study Comparing Corpus Callosum Atrophy as a Marker of Later Development of Cognitive Impairment in Patients W Multiple Sclerosis, Cognitive Impairment | — | 2011-01-01 |
| Completed | Preoperative Single-dose Steroid Application for the Treatment of Nausea and Vomiting After Thyroid Surgery Thyroidectomy, Thyroid Diseases | Phase 3 | 2011-01-01 |
| Unknown | Neurocognitive Changes in Patients With Remitting Relapsing Multiple Sclerosis Treated With Natalizumab Multiple Sclerosis, Cognitive Impairment | — | 2011-01-01 |
| Completed | Is Routine Cholecystectomy Reasonable in All Patients Receiving a Bypass Procedure: a Comparative Cohort Study Given Indication for Gastric Bypass Procedure | — | 2010-12-01 |
| Completed | Diagnostic Value of C-reactive Protein for Detection of Postoperative Inflammatory Complications After Gastroe Given Indication for Gastroesophageal Cancer Surgery | — | 2010-12-01 |
| Completed | Diagnostic Value of C-reactive Protein and White Blood Cell Counts for Early Detection of Inflammatory Complic Given Indication for Open Resection of Colorectal Cancer | — | 2010-11-01 |
| Completed | Evaluation of Microbial Colonisation and Contamination Caused by the Transvaginal and Transabdominal Access fo Cholecystectomy | — | 2010-02-01 |
| Completed | Comparison of Sacral Nerve Modulation and Pudendal Nerve Stimulation in Treatment of Fecal Incontinence Fecal Incontinence | N/A | 2010-02-01 |
| Completed | Percutaneous Tibial Nerve Stimulation for Patients With Fecal Incontinence Fecal Incontinence | N/A | 2010-01-01 |
| Completed | Restoration of Beta Cell Function and Cardiovascular Parameters in Relation to Adipoinsular and Enteroinsular Diabetes Mellitus, Type 2, Bariatric Surgery Candidate | N/A | 2009-10-01 |
| Completed | Central Nervous Processing of Visual Food Stimuli in Severely Obese Subjects Obesity | — | 2009-09-01 |
| Completed | MRI Findings in Throwing Shoulders of Waterpolo Players Waterpolo Players, Non Throwing Shoulders | N/A | 2009-07-01 |
| Completed | Individual Dose-escalated Bi-daily Subcutaneously (sc) Ghrelin in Cancer Cachexia: a Phase I/II Study Advanced Cancer, Cachexia | Phase 1 / Phase 2 | 2009-06-01 |
| Unknown | The Neuroprotective Effect of Lamotrigine and Interferon Beta 1a in Patients With Relapsing-Remitting Multiple Relapsing-Remitting Multiple Sclerosis | Phase 2 | 2009-06-01 |
| Completed | Corrective Osteotomy of the Distal Radius Without Bone Grafting Distal Radius Fracture | — | 2009-01-01 |
| Completed | Laparoscopic Transvaginal Hybrid Anterior Resection: a Prospective Data Collection Sigmoid Diverticulitis (Hinchey I and II), Sigmoid Diverticulosis With Two or More Attacks of Diverticulitis | — | 2008-09-01 |
| Terminated | Prevention of Incisional Hernia After Elective Open Abdominal Aortic Aneurysm (AAA) Repair Abdominal Aortic Aneurysm | N/A | 2008-03-01 |
| Terminated | Hyperthermic Intraoperative Intraperitoneal Chemotherapy of Recurrent Ovarian Cancer - A Feasibility Study Epithelial Ovarian Cancer, Fallopian Tube Carcinoma | N/A | 2008-02-01 |
| Completed | Stapled TransAnal Rectal Resection (STARR) With Contour® TranstarTM Obstructed Defecation Syndrome, Rectocele, Intussusception | N/A | 2008-01-01 |
| Completed | ECG Triggered Dual Source CT for Non-invasive Pre-operative Cardiac Imaging in Morbid Obese Patients Obesity, Morbid | N/A | 2007-12-01 |
| Unknown | Reversibility of Dysmotility After Gastric Banding Ineffective Motility, Diffuse Esophageal Spasms, Achalasia-Like Dysmotility | — | 2007-09-01 |
| Terminated | HIV - Monotherapy in Switzerland (MOST-ch) HIV Infections | Phase 4 | 2007-01-01 |
| Completed | Study to Find Out the Appropriate Initial Dose of the Anticoagulant Drug Phenprocoumon Pulmonary Embolism, Atrial Fibrillation, Hip Replacement Postoperative | Phase 4 | 2007-01-01 |
| Completed | Limberg-flap: Prospective Data Collection Pilonidal Sinus | N/A | 2006-08-01 |
| Completed | Differential Immune Effects of Natalizumab Multiple Sclerosis, Relapsing Remitting | — | 2006-07-01 |
| Completed | Superficial, Cervical Block in Thyroid Surgery, a Randomized Controlled Trial Thyroidectomy | Phase 2 / Phase 3 | 2006-01-01 |
| Terminated | Endoscopic Posterior Mesorectal Resection in T1 Rectal Cancer Rectal Neoplasms | N/A | 2005-12-01 |
| Completed | Elective Neurectomy During Inguinal Hernia Repair Inguinal Hernia | Phase 2 | 2005-07-01 |
| Completed | Randomized Placebo-Controlled Crossover Trial With THC (Delta 9-Tetrahydrocannabinol) for the Treatment of Cra Cramps, Amyotrophic Lateral Sclerosis | N/A | 2005-04-01 |
| Completed | Phase I/II Study of Vaccination With Antigen Loaded Dendritic Cells (DCs) in Hormone-Refractory Prostate Cance Cancer of the Prostate | Phase 1 / Phase 2 | 2002-11-01 |
| Completed | Does the Management of Anastomotic Leakage After Low Rectal Resection Affect Survival Rectal Cancer, Anastomotic Leak | — | 1991-02-01 |