| Pain Reduction in Maxillomandibular Surgery Using Maxillary and Mandibular Nerve Blocks (NCT05351151) | University Hospital, Toulouse | 2022-05-23 |
| Comparison of Postoperative Analgesic Efficacy of Transversalis Fascia Plan Block and Erector Spina Plan Block (NCT05344105) | Samsun Education and Research Hospital | 2022-05-05 |
| Efficacy of Combined Adductor and Tibial Nerve Blocks for Pain Management in Knee Arthroplasty (NCT06552897) | Ankara City Hospital Bilkent | 2022-05-01 |
| Uncontrolled Disinformation About Regional Anesthesia and Pregnant Patients. (NCT05416541) | Ankara City Hospital Bilkent | 2022-05-01 |
| Analgesia in Minimally Invasive Direct Coronary Artery Bypass Grafting: Programmed Intermittent Bolus Infusions of Erector Spinae Plane Block Versus Paravertebral Block (NCT05320718) | Peking University Third Hospital | 2022-04-15 |
| Use of Galvanic Skin Response to Measure Peripheral Block Activity (NCT05678777) | Adiyaman University | 2022-01-30 |
| Tissue Perfusion for Different Approaches of Brachial Plexus Block (NCT04764591) | Zonguldak Bulent Ecevit University | 2022-01-01 |
| Comparation of Bilateral and Unilateral Erector Spinae Plane Block (NCT05152602) | Ankara City Hospital Bilkent | 2022-01-01 |
| Analgesic Effect of Bilateral Erector Spinae Plane Block With Ropivacaine After Sternotomy for Cardiac Surgery (NCT05160298) | University Hospital, Clermont-Ferrand | 2021-10-20 |
| Rectus Sheath Block and Local Wound Infiltration in Pediatric Laparoscopic Appendectomies (NCT06913205) | Bursa City Hospital | 2021-08-25 |
| Tramadol Versus Dexamethasone as Adjuvant to Levobupivacaine Supraclavicular Block (NCT04551833) | Assiut University | 2021-04-01 |
| Subcutaneous Injection of Large Volumes of Tumescent Lidocaine and Epinephrine by Laypersons (NCT04733781) | Jeffrey Alan Klein, MD | 2021-02-22 |
| Comparison of PENG Block and FICB in Hip Fracture Patients (NCT04677348) | Asan Medical Center | 2021-01-21 |
| Hemi-diaphragmatic Paresis After Erector Spinae Plane Block (NCT04706780) | Antalya Training and Research Hospital | 2021-01-20 |
| EFFECT - EFFectiveness of ESPB (Erector Spinae Plane Block) in Laparoscopic Cοlectomies Trial (NCT04879004) | Democritus University of Thrace | 2021-01-01 |
| Quadratus Lumborum vs Erector Spinae Supplementary Blocks With Lumbar Plexus Blocks for Hip PAO (NCT04481451) | Boston Children's Hospital | 2020-12-01 |
| Regional Anesthesia in Breast Surgery (NCT04629612) | Taipei Veterans General Hospital, Taiwan | 2020-11-20 |
| Ultrasound Guided Posterior Quadratus Lumborum Block for Postoperative Analgesia in Gynecologic Surgery (NCT04549090) | Pedram Bral | 2020-10-01 |
| Evaluation of Ultrasound-guided Erector Spinae Block for Postoperative Analgesia in Laprascopic Ventral Hernia Repair. (NCT04438369) | Ostfold Hospital Trust | 2020-09-01 |
| Peri-articular Injection and (IPACK) With Adductor Canal Block in Total Knee Arthroplasty. (NCT04396652) | Tanta University | 2020-07-01 |
| Radiological Study of PENG Block Depth (NCT04337164) | Centre Hospitalier Universitaire de Besancon | 2020-04-08 |
| SARS-CoV-2 PANDEMIC AND FAILED SPINAL ANESTHESIA (NCT05067985) | Ankara City Hospital Bilkent | 2020-04-01 |
| Efficacy of Continuous Sciatic Nerve Block in Diabetic Foot Patients (NCT04212325) | Gulhane School of Medicine | 2019-12-10 |
| Nociception-directed Erector Muscle Spinae Plane Block in Open Heart Surgery (NCT04338984) | Institutul de Urgenţă pentru Boli Cardiovasculare Prof.Dr. C.C. Iliescu | 2019-12-01 |
| Ultrasound-guided PNB and DPNB for Pediatric Distal Hypospadias Surgery (NCT04668183) | Prof. Dr. Cemil Tascıoglu Education and Research Hospital Organization | 2019-11-01 |
| SERRATHOR TRIAL : Interest of the Novel Serratus Plane Block in Post Operative Analgesia After Video-Assisted Thoracoscopic Lobectomy (NCT03867695) | University Hospital, Strasbourg, France | 2019-09-03 |
| Erector Spinae Plane Block for Major Gynecologic and Urologic Surgery (NCT03500744) | London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | 2019-09-01 |
| Pudendal Nerve Block vs Penile Nerve Block for Analgesia During Pediatric Circumcision (NCT03914365) | CHU de Quebec-Universite Laval | 2019-07-01 |
| Regional Anesthesia and Analgesia Techniques in Obese Patients (NCT04197752) | Istanbul University | 2019-05-20 |
| Comparison of OSTAP, ESP Block,Injection of Local Anesthetic to Trocar Insertion for Elective Laparoscopic Cholecystectomy (NCT03719157) | Diskapi Yildirim Beyazit Education and Research Hospital | 2019-04-01 |
| The Use of Lumbar Erector Spinae Plane Block for Hip Arthroplasty at the L4 Interspace (NCT03801863) | Montefiore Medical Center | 2019-03-01 |
| Ultrasound Assessment of Diaphragmatic Dysfunction in Regional Anesthesia (NCT04700943) | University of Turin, Italy | 2019-02-01 |
| ESP Volunteer LA Spread Controlled by MRI (NCT03751358) | Vinmec Healthcare System | 2019-02-01 |
| The Impact of Nerve Cross Section Area on Sensory Block Onset (NCT03797235) | Jose Aguirre | 2019-01-19 |
| Serratus Anterior Muscle Plane Block vsThoracic Paravertebral Block For Unilateral Mastectomies (NCT02822196) | The University of Texas Health Science Center, Houston | 2018-12-01 |
| Comparison of 0.375% Ropivacaine and 0.25% Levobupivacaine for Infraclavicular Brachial Plexus Block (NCT03679897) | Asan Medical Center | 2018-09-18 |
| Analgesic Efficacy of Single-shot Erector Spinae Block for Thoracic Surgery (NCT03419117) | University of British Columbia | 2018-07-03 |
| Perioperative Analgesia for Total Hip Arthroplasty (NCT04670497) | Menoufia University | 2018-07-01 |
| CMRA for US-guided-MWA of Liver Tumors (NCT05990257) | Lu Wang | 2018-07-01 |
| Continous Lumbar Plexus Block in Children (NCT03450096) | Insel Gruppe AG, University Hospital Bern | 2018-06-05 |
| Anesthesia for Pain After Ankle Fracture Surgery (NCT02950558) | University of Cincinnati | 2018-05-29 |
| Comparing Through-the-Needle With Suture-Method Catheter Designs for Popliteal Nerve Blocks (NCT03442036) | University of California, San Diego | 2018-04-06 |
| Caudal Block and Transversus Abdominis Plane Block in Pediatric Inguinal Hernia Repair (NCT05286190) | Istanbul University | 2017-10-01 |
| USG Thoracolumbar Interfascial Plane (TLIP) in Lumbar Spine Surgeries (NCT03193658) | Eslam Ayman Mohamed Shawki | 2017-08-01 |
| PECS-2 for Breast Surgery (NCT03117894) | Umeå University | 2017-05-23 |
| A Randomized Clinical Trial (NCT03947463) | Shaukat Khanum Memorial Cancer Hospital & Research Centre | 2017-02-01 |
| IINB vs. QLB for Elective Open Inguinal Herniorrhaphy (NCT03007966) | Wake Forest University Health Sciences | 2017-01-30 |
| Pudendal Block Versus Penian Block For Circumcision In Children (NCT03046290) | Université Libre de Bruxelles | 2017-01-01 |
| Continuous Infusion for Pain Relief (NCT02711072) | Tunisian Military Hospital | 2016-03-01 |
| Comparison of the Sensitive Cutaneous Block Distribution Following Femoral Nerve Block Using Two Femoral Block Techniques (NCT02721290) | Maisonneuve-Rosemont Hospital | 2016-01-01 |
| Post-discharge Pain After Breast-surgery Treated by Paravertebral Block (NCT03618459) | Samuele Ceruti | 2016-01-01 |
| Maximal Distance for Successful Supraclavicular Block (NCT02383134) | Tunisian Military Hospital | 2015-05-01 |
| is There an Alternative to Ultrasound Guided Interscalene Block? (NCT02397330) | Tunisian Military Hospital | 2015-04-01 |
| Bilateral Transversus Abdominis Plane Block Versus Atracurium During Laparoscopic Gynecology Procedures. (NCT03701256) | University Tunis El Manar | 2015-02-01 |
| Evaluation of a New Training Model for Ultrasound Guided Regional Anesthesia - A Feasibility Study (NCT02370472) | Milton S. Hershey Medical Center | 2014-07-01 |
| Cerebral Oximetry for Carotid EEA (NCT02203370) | Salzburger Landeskliniken | 2014-07-01 |
| Comparison of Epidural and TAP Block in Abdominal Surgery (NCT01848951) | University of Nebraska | 2014-02-01 |
| Continuous Lumbar Plexus Block With and Without Parasacral Block in Patients Undergoing Total Hip Replacement (NCT02161484) | Rita Merman | 2014-01-01 |
| Transversus Abdominis Plane Block and Inguinal Hernia Repair (NCT02030223) | Papacharalampous Panagiota | 2014-01-01 |
| Distance for Interscalene Block (NCT01568463) | University Health Network, Toronto | 2012-02-01 |
| Spinal Anesthesia in Patients With Poorly-palpable Surface Landmarks (NCT03377764) | University Health Network, Toronto | 2011-08-01 |
| Does Interneural Local Anesthetic Spread at the Site of Sciatic Nerve Bifurcation Shorten Block Onset Time? (NCT01568476) | University Health Network, Toronto | 2011-07-01 |
| Comparison of Safety And Efficacy of Neuraxial Anesthesia, Palpation Versus Ultrasound (NCT01322126) | Hadassah Medical Organization | 2011-04-01 |
| A Retrospective Clinical Registry of Peripheral Nerve Block (NCT04451642) | Instituto de Investigación Sanitaria Aragón | 2011-01-01 |
| Registry for Acute Pain Treatment (NCT02846610) | University Hospital, Saarland | 2007-09-01 |
| Use of Ultrasound in Lower Extremity Blocks. (NCT00221910) | University Health Network, Toronto | 2003-02-01 |
| Use of Ultrasound in Upper Extremity Blocks. (NCT00221884) | University Health Network, Toronto | 2002-08-01 |
| Regional Anesthesia Database (NCT00221858) | University Health Network, Toronto | 2002-08-01 |
| Visualizing Peripheral Nerves Using Ultrasound-Guided Approach (NCT00221949) | University Health Network, Toronto | |