[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100604726":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":30,"centralContacts":34,"locations":39,"responsibleParty":64,"collaborators":25,"id":67,"slug":68,"hasResults":69,"nctId":70,"briefTitle":71,"officialTitle":72,"acronym":25,"eligibilityCriteria":73,"healthyVolunteers":69,"sex":74,"minAge":75,"maxAge":76,"enrollmentInfo":77,"targetDuration":25,"studyType":80,"phases":81,"briefSummary":83,"conditions":84,"keywords":87,"overallStatus":41,"whyStopped":25,"lastUpdateSubmitDate":92,"lastUpdatePostDateStruct":93,"startDateStruct":96,"completionDateStruct":98,"leadSponsor":100,"locationsCount":101},{"fullName":5,"class":6},"Nanjing First Hospital, Nanjing Medical University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"retro-SCTLB group","EXPERIMENTAL","A total of 20 ml of the local anesthetic solution (0.375% ropivacaine 10ml+ iohexol 10ml) is injected in the retro-superior costotransverse ligament space in the retro-SCTLB group within 60 seconds.",[13],"Procedure: Ultrasound-guided retro-SCTLB",{"label":15,"type":10,"description":16,"interventionNames":17},"TPVB group","A total of 20 ml of the local anesthetic solution (0.375% ropivacaine 10ml+ iohexol 10ml) is injected in the paravertebral space in the TPVB group within 60 seconds.",[18],"Procedure: Ultrasound-guided TPVB",[20,26],{"type":21,"name":22,"description":23,"armGroupLabels":24,"otherNames":25},"PROCEDURE","Ultrasound-guided retro-SCTLB","Patients undergoing CT-guided lung nodule localization were selected for the study. Before the surgery, the retro-SCTLB was performed under ultrasound guidance.",[9],null,{"type":21,"name":27,"description":28,"armGroupLabels":29,"otherNames":25},"Ultrasound-guided TPVB","Patients undergoing CT-guided lung nodule localization were selected for the study. Before the surgery, the TPVB was performed under ultrasound guidance.",[15],[31],{"name":32,"affiliation":5,"role":33},"Tao Shan","STUDY_CHAIR",[35],{"name":32,"role":36,"phone":37,"phoneExt":25,"email":38},"CONTACT","+8618852095135","shantao2021@163.com",[40,55],{"facility":32,"status":41,"city":42,"state":43,"zip":44,"country":45,"countryCode":46,"cosmosGeoPoint":47,"geoPoint":52,"contacts":53},"RECRUITING","Nanjing","Jiangsu","210006","China","CN",{"type":48,"coordinates":49},"Point",[50,51],118.77778,32.06167,{"lat":51,"lon":50},[54],{"name":32,"role":36,"phone":37,"phoneExt":25,"email":38},{"facility":56,"status":41,"city":42,"state":25,"zip":25,"country":45,"countryCode":46,"cosmosGeoPoint":57,"geoPoint":59,"contacts":60},"Nanjing First Hospital",{"type":48,"coordinates":58},[50,51],{"lat":51,"lon":50},[61],{"name":62,"role":36,"phone":37,"phoneExt":25,"email":63},"Tao Shan, MD","858727933@qq.com",{"type":65,"investigatorFullName":32,"investigatorTitle":66,"investigatorAffiliation":5,"oldNameTitle":25,"oldOrganization":25},"PRINCIPAL_INVESTIGATOR","Attending physician","100604726","local-anaesthetic-spread-and-sensory-block-range-of-the-retro-superior-costotransverse-ligament-space-block-100604726",false,"NCT07153263","Local Anaesthetic Spread and Sensory Block Range of the Retro-superior Costotransverse Ligament Space Block","Comparison of Local Anaesthetic Spread Between the Retro-superior Costotransverse Ligament Space Block and Thoracic Paravertebral Block: A Three-dimensional CT Reconstruction Imaging Study","Inclusion Criteria:\n\nPatients scheduled for CT-guided lung nodule localization under local anesthesia will be selected\n\n1. aged 18-80 years\n2. BMI 18-30 kg\u002Fm²\n3. ASA classification I-III\n\nExclusion Criteria:\n\n1. Allergy to the study drug or local anesthetic;\n2. History of opioid abuse;\n3. Pre-existing skin infection at the puncture site of ITPN or TPVB;\n4. Peripheral infectious neuropathy;\n5. Dysfunction of blood coagulation","ALL","18 Years","80 Years",{"count":78,"type":79},50,"ESTIMATED","INTERVENTIONAL",[82],"NA","The aim of this clinical trial is to investigate the effects of local anesthetic diffusion range and sensory block range during retro-SCTLB(retro superior costotransverse ligament space block) and TPVB(thoracic paravertebral block) in patients undergoing CT-guided lung nodule localization. The main issue of the study is to determine the differences in the diffusion range and sensory block range of local anesthetics between the retro-SCTLB and TPVB nerve block methods.",[85,86],"Pulmonary Nodules","Nerve Block",[88,89,90,91],"nerve block","TPVB","ITPB","rSCTL","2025-09-14",{"date":94,"type":95},"2025-09-16","ACTUAL",{"date":97,"type":95},"2025-09-12",{"date":99,"type":79},"2026-09-30",{"name":5,"class":6},2]