Crick
HomeTrialsGenesDrugs23andMeGraphBlogContact
  • Home
  • Trials
  • Genes
  • Drugs
  • 23andMe
  • Graph
  • Blog
  • Contact
Crick

An open-source clinical intelligence platform. Explore clinical trials, gene networks, and molecular structures using public data sources.

Data Sources

  • ClinicalTrials.gov
  • OpenTargets
  • ClinVar
  • PubChem

Links

  • Contact
  • About
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “Major Surgery”

1,549 trials

Filters

Phase
Early Phase 1
Phase 1
Phase 2
Phase 3
Phase 4
Status
Recruiting
Active, Not Recruiting
Not Yet Recruiting
Completed
Enrolling by Invitation

Showing 20 of 1,549 results

Not applicableLooking for participantsNCT06704451
What this trial is testing

Perioperative IL-33 is Associated with the Early Stage of Postoperative Neurocognitive Dysfunction After Major Abdominal Surgery

Who this might be right for
Postoperative Neurocognitive DysfunctionCognitive DysfunctionPostoperative Complications+1 more
First Affiliated Hospital of Kunming Medical University 150
Early research (Phase 1)UnknownNCT04151381
What this trial is testing

The Effect of Preoperative Aminophylline

Who this might be right for
Recovery From Anesthesia
Beni-Suef University 45
Post-approval studies (Phase 4)Study completedNCT00549419
What this trial is testing

Arterial Pressure Based Cardiac Output for Goal-Directed Therapy in Abdominal Surgery

Who this might be right for
Major Abdominal Surgery
Klinikum Ludwigshafen 60
Not applicableLooking for participantsNCT07420192
What this trial is testing

Evaluation of RPNI for Symptomatic Neuromas in Lower Limb Amputees

Who this might be right for
Symptomatic NeuromaPhantom Limb Pain After AmputationResidual Limb Pain+2 more
Saglik Bilimleri Universitesi 20
Large-scale testing (Phase 3)UnknownNCT01283412
What this trial is testing

Dexmedetomidine on Postoperative Delirium and Quality of Recovery in Geriatric Patients

Who this might be right for
Delirium, Postoperative
Huazhong University of Science and Technology 500
Not applicableActive Not RecruitingNCT04011722
What this trial is testing

Portico Next Generation Approval Study

Who this might be right for
Symptomatic Severe Aortic Stenosis
Abbott Medical Devices 333
Not applicableStudy completedNCT02375412
What this trial is testing

Preoperative Measurement of Heart Rate Variability as a Predictor of Postoperative Outcome

Who this might be right for
Major Abdominal Surgery
University Hospital Ostrava 65
Not applicableUnknownNCT04339192
What this trial is testing

Minimally Invasive Tricuspid Surgery vs Medical Treatment for Severe TR

Who this might be right for
Tricuspid Regurgitation
Shanghai Zhongshan Hospital 330
Testing effectiveness (Phase 2)Looking for participantsNCT07050771
What this trial is testing

Comprehensive Multimodal Prehabilitation Alone or With Neoadjuvant Therapy Before Major Cancer Surgery

Who this might be right for
Hepatopancreaticobiliary (HPB) MalignancyOvarian Cancer (OvCa)Kidney Cancers+1 more
The Methodist Hospital Research Institute 148
Not applicableUnknownNCT01960309
What this trial is testing

Minimal Invasive Imaging of Coronary Artery Disease in Patients With Asymptomatic Myocardial Injury After Major Non-cardiac Surgery.

Who this might be right for
Myocardium; InjuryCoronary Artery Disease
UMC Utrecht 70
Not applicableStudy completedNCT00901030
What this trial is testing

Association Between Perioperative Platelet Function and Major Adverse Perioperative Events

Who this might be right for
Surgery
Hamilton Health Sciences Corporation 250
Not applicableUnknownNCT03509428
What this trial is testing

The Wessex Fit-4-Cancer Surgery Trial

Who this might be right for
Cancer
University Hospital Southampton NHS Foundation Trust 1,560
Not applicableActive Not RecruitingNCT04915014
What this trial is testing

Sleeve Gastrectomy With Transit Bipartition(SG+TB) Versus Roux-en-Y Gastric Bypass (RYGB) for Type 3 Obesity

Who this might be right for
Severe Obesity
University Hospital, Lille 320
Not applicableStudy completedNCT03040336
What this trial is testing

Piloting Prehabilitation Before Abdominal Surgery

Who this might be right for
Frailty
VA Office of Research and Development 17
Not applicableUnknownNCT01669044
What this trial is testing

Comparison the Hemodynamics Effects Between Dexmedetomidine and Propofol in Major Abdominal Surgical Patients

Who this might be right for
Abdominal TumorIntestinal ObstructionCirrhosis+2 more
First Affiliated Hospital, Sun Yat-Sen University 80
Not applicableStudy completedNCT06553833
What this trial is testing

Outcomes of Patient Blood Management in Patients Undergoing Major Surgery

Who this might be right for
Major Surgery
Helios Klinik Gotha/Ohrdruf 25,979
Not applicableStudy completedNCT02031809
What this trial is testing

Multicentric Study VATS Major Introperative Complications

Who this might be right for
Lung Neoplasms
University Hospital, Gasthuisberg 3,076
Large-scale testing (Phase 3)Study completedNCT00286221
What this trial is testing

IVPCA in the Management of Pain Following Major Intracranial Surgery

Who this might be right for
Intracranial Surgery
Johns Hopkins University 159
Post-approval studies (Phase 4)Study completedNCT02526199
What this trial is testing

Protracted Mixture of Local Anesthetics for Major Foot and Ankle Surgery

Who this might be right for
Postoperative Pain
Rasmus Wulff Hauritz 56
Not applicableStudy completedNCT00855387
What this trial is testing

Severe Complications Triplicate the Costs of Major Surgical Procedures

Who this might be right for
Major Surgical Procedures
University of Zurich 1,235
Load More Results