[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100637400":3},{"organization":4,"armGroups":7,"interventions":23,"overallOfficials":36,"centralContacts":43,"locations":52,"responsibleParty":64,"collaborators":12,"id":66,"slug":67,"hasResults":68,"nctId":69,"briefTitle":70,"officialTitle":71,"acronym":12,"eligibilityCriteria":72,"healthyVolunteers":68,"sex":73,"minAge":74,"maxAge":75,"enrollmentInfo":76,"targetDuration":12,"studyType":79,"phases":80,"briefSummary":82,"conditions":83,"keywords":12,"overallStatus":85,"whyStopped":12,"lastUpdateSubmitDate":86,"lastUpdatePostDateStruct":87,"startDateStruct":90,"completionDateStruct":92,"leadSponsor":94,"locationsCount":95},{"fullName":5,"class":6},"Poznan University of Medical Sciences","OTHER",[8,13,19],{"label":9,"type":10,"description":11,"interventionNames":12},"General Anesthesia Alone (GA-only)","NO_INTERVENTION","Participants will receive standardized general anesthesia and multimodal postoperative analgesia according to institutional protocol. No regional anesthesia technique will be performed.",null,{"label":14,"type":15,"description":16,"interventionNames":17},"General Anesthesia + Lumbar Erector Spinae Plane Block (L-ESPB)","ACTIVE_COMPARATOR","Participants will receive standardized general anesthesia combined with bilateral lumbar erector spinae plane block (L-ESPB) performed under ultrasound guidance. Ropivacaine 0.2% will be administered at a volume of 20 mL per side (total 40 mL). No adjuvants will be used. All patients will receive standardized multimodal postoperative analgesia.",[18],"Drug: Ropivacaine 0.2% Injectable Solution",{"label":20,"type":15,"description":21,"interventionNames":22},"General Anesthesia + Lumbar Paravertebral Block (L-PVB)","Participants will receive standardized general anesthesia combined with bilateral lumbar paravertebral block (L-PVB) performed under ultrasound guidance. Ropivacaine 0.2% will be administered at a volume of 20 mL per side (total 40 mL). No adjuvants will be used. All patients will receive standardized multimodal postoperative analgesia.",[18],[24,31],{"type":25,"name":26,"description":27,"armGroupLabels":28,"otherNames":29},"DRUG","Ropivacaine 0.2% Injectable Solution","Ultrasound-guided bilateral interfascial plane block performed at the lumbar level for postoperative analgesia in patients undergoing lumbar spine surgery.",[14],[30],"Lumbar Erector Spinae Plane Block (L-ESPB)",{"type":25,"name":26,"description":32,"armGroupLabels":33,"otherNames":34},"Ultrasound-guided bilateral paravertebral block at the lumbar level targeting spinal nerves for postoperative analgesia in patients undergoing lumbar spine surgery.",[20],[35],"Lumbar Paravertebral Block (L-PVB)",[37,40],{"name":38,"affiliation":5,"role":39},"Katarzyna Wieczorowska-Tobis, MD PhD","STUDY_CHAIR",{"name":41,"affiliation":5,"role":42},"Małgorzata Reysner, Md PhD","STUDY_DIRECTOR",[44,49],{"name":45,"role":46,"phone":47,"phoneExt":12,"email":48},"Tomasz Reysner, MD PhD","CONTACT","+48 (61) 831-01-22","treysner@ump.edu.pl",{"name":50,"role":46,"phone":12,"phoneExt":12,"email":51},"Grzegorz Kowalski, MD PhD","gkowalski@ump.edu.pl",[53],{"facility":5,"status":12,"city":54,"state":12,"zip":55,"country":56,"countryCode":57,"cosmosGeoPoint":58,"geoPoint":63,"contacts":12},"Poznan","62-701","Poland","PL",{"type":59,"coordinates":60},"Point",[61,62],16.92993,52.40692,{"lat":62,"lon":61},{"type":65,"investigatorFullName":12,"investigatorTitle":12,"investigatorAffiliation":12,"oldNameTitle":12,"oldOrganization":12},"SPONSOR","100637400","lumbar-paravertebral-block-vs-erector-spinae-plane-block-in-elderly-patients-undergoing-lumbar-spine-surgery-100637400",false,"NCT07607509","Lumbar Paravertebral Block vs Erector Spinae Plane Block in Elderly Patients Undergoing Lumbar Spine Surgery","A Prospective, Randomized Controlled Trial Comparing the Analgesic Efficacy of Lumbar Paravertebral Block and Lumbar Erector Spinae Plane Block in Elderly Patients Undergoing Lumbar Spine Surgery","Inclusion Criteria:\n\n* ge ≥65 years\n* Scheduled for elective lumbar spine surgery\n* American Society of Anesthesiologists (ASA) physical status I-III\n* Ability to assess pain using the Numeric Rating Scale (NRS)\n* Provision of written informed consent\n\nExclusion Criteria:\n\n* Refusal to participate\n* Chronic opioid therapy\n* Coagulation disorders\n* Use of anticoagulant therapy contraindicating regional anesthesia\n* Infection at the planned needle insertion site\n* Allergy to ropivacaine or other study-related medications\n* Severe hepatic failure\n* Severe renal failure\n* Cognitive impairment preventing reliable pain assessment\n* Inability to cooperate with study procedures\n* Extensive reoperation or surgery of unusually large extent that may interfere with outcome assessment\n* Contraindications to general anesthesia or regional anesthesia","ALL","65 Years","100 Years",{"count":77,"type":78},120,"ESTIMATED","INTERVENTIONAL",[81],"NA","This prospective, randomized controlled trial aims to compare the analgesic efficacy of lumbar paravertebral block (L-PVB) and lumbar erector spinae plane block (L-ESPB) in elderly patients undergoing lumbar spine surgery. Effective postoperative pain management in this population is essential due to increased susceptibility to opioid-related adverse effects.\n\nParticipants aged 65 years and older will be randomly assigned to receive either bilateral L-PVB or bilateral L-ESPB in addition to standardized general anesthesia. The primary objective is to evaluate differences in postoperative opioid consumption within the first 48 hours after surgery. Secondary outcomes include pain intensity, intraoperative opioid use, time to mobilization, length of hospital stay, and incidence of opioid-related adverse events.",[84],"Spine Disease","NOT_YET_RECRUITING","2026-05-20",{"date":88,"type":89},"2026-05-26","ACTUAL",{"date":91,"type":78},"2026-06-01",{"date":93,"type":78},"2027-08-31",{"name":5,"class":6},1]