[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"bilateral-oblique-subcostal-transversus-abdominis-plane-block\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:bilateral-oblique-subcostal-transversus-abdominis-plane-block":28},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":14,"acronym":4,"eligibilityCriteria":15,"healthyVolunteers":11,"sex":16,"minAge":17,"maxAge":18,"enrollmentInfo":19,"targetDuration":4,"studyType":22,"phases":23,"briefSummary":25,"conditions":26,"keywords":4,"overallStatus":31,"whyStopped":4,"lastUpdateSubmitDate":32,"lastUpdatePostDateStruct":33,"startDateStruct":36,"completionDateStruct":37,"leadSponsor":39,"locationsCount":5},"100639146","bilateral-erector-spinae-plane-block-versus-bilateral-oblique-subcostal-transversus-abdominis-plane-block-for-postoperative-analgesia-in-colorectal-surgery-100639146",false,"NCT07602452","Bilateral Erector Spinae Plane Block Versus Bilateral Oblique Subcostal Transversus Abdominis Plane Block for Postoperative Analgesia in Colorectal Surgery","Ultrasound-Guided Bilateral Erector Spinae Plane Block Versus Bilateral Oblique Subcostal Transversus Abdominis Plane Block for Postoperative Analgesia in Colorectal Surgery: A Prospective Randomized Study.","Inclusion Criteria:\n\n* Age 18 to 75 years old.\n* Both sexes.\n* American Society of Anesthesiologists (ASA) physical status II-III.\n* Scheduled for open colorectal surgery under general anesthesia.\n\nExclusion Criteria:\n\n* History of opioid abuse.\n* Chronic opioid consumption.\n* Body mass index (BMI) ≥ 35 kg\u002Fm2.\n* Severe cardiac insufficiency, defined as New York Heart Association (NYHA) class III or IV heart failure.\n* Renal failure, defined as an estimated glomerular filtration rate (eGFR) \\\u003C 30 mL\u002Fmin\u002F1.73 m².\n* Hepatic encephalopathy.\n* Having a skin infection at or near the puncture site.\n* Coagulopathy, defined as platelet count \\\u003C 100,000\u002Fmm³, INR \\> 1.5, or use of anticoagulant therapy that could not be withheld.\n* Allergy to drugs used in the study.\n* History of previous or recurrent laparoscopic cholecystectomy procedures.","ALL","18 Years","75 Years",{"count":20,"type":21},50,"ESTIMATED","INTERVENTIONAL",[24],"NA","This study aims to compare the ultrasound-guided bilateral erector spinae plane block (ESPB) and oblique subcostal transverse abdominal plane block (OSTAPB) for postoperative analgesia in colorectal surgery.",[27,28,29,30],"Bilateral Erector Spinae Plane Block","Bilateral Oblique Subcostal Transversus Abdominis Plane Block","Postoperative Analgesia","Colorectal Surgery","RECRUITING","2026-05-21",{"date":34,"type":35},"2026-05-22","ACTUAL",{"date":32,"type":35},{"date":38,"type":21},"2026-12-01",{"name":40,"class":41},"Cairo University","OTHER"]