Raw JSON
{'hasResults': False, 'derivedSection': {'miscInfoModule': {'versionHolder': '2025-12-24'}, 'conditionBrowseModule': {'meshes': [{'id': 'D010190', 'term': 'Pancreatic Neoplasms'}, {'id': 'D001661', 'term': 'Biliary Tract Neoplasms'}], 'ancestors': [{'id': 'D004067', 'term': 'Digestive System Neoplasms'}, {'id': 'D009371', 'term': 'Neoplasms by Site'}, {'id': 'D009369', 'term': 'Neoplasms'}, {'id': 'D004701', 'term': 'Endocrine Gland Neoplasms'}, {'id': 'D004066', 'term': 'Digestive System Diseases'}, {'id': 'D010182', 'term': 'Pancreatic Diseases'}, {'id': 'D004700', 'term': 'Endocrine System Diseases'}, {'id': 'D001660', 'term': 'Biliary Tract Diseases'}]}}, 'protocolSection': {'designModule': {'phases': ['NA'], 'studyType': 'INTERVENTIONAL', 'designInfo': {'allocation': 'RANDOMIZED', 'maskingInfo': {'masking': 'NONE'}, 'primaryPurpose': 'TREATMENT', 'interventionModel': 'PARALLEL'}, 'enrollmentInfo': {'type': 'ACTUAL', 'count': 123}}, 'statusModule': {'overallStatus': 'COMPLETED', 'startDateStruct': {'date': '2020-11-17', 'type': 'ACTUAL'}, 'expandedAccessInfo': {'hasExpandedAccess': False}, 'statusVerifiedDate': '2022-12', 'completionDateStruct': {'date': '2023-10-17', 'type': 'ACTUAL'}, 'lastUpdateSubmitDate': '2024-04-16', 'studyFirstSubmitDate': '2020-09-22', 'studyFirstSubmitQcDate': '2020-10-14', 'lastUpdatePostDateStruct': {'date': '2024-04-18', 'type': 'ACTUAL'}, 'studyFirstPostDateStruct': {'date': '2020-10-20', 'type': 'ACTUAL'}, 'primaryCompletionDateStruct': {'date': '2022-10-17', 'type': 'ACTUAL'}}, 'outcomesModule': {'primaryOutcomes': [{'measure': 'Safety (Adverse events)', 'timeFrame': '12 months', 'description': 'Safety will be measured by careful and comparative evaluation of adverse effects in both groups.'}, {'measure': 'Recurrent biliary obstruction (RBO)', 'timeFrame': '12 months', 'description': 'Recurrent biliary obstruction (RBO) has been defined as a composite endpoint of either occlusion or migration.'}], 'secondaryOutcomes': [{'measure': 'Clinical success', 'timeFrame': '2 weeks', 'description': 'Resolution of jaundice or drop in total bilirubin level by \\> 50% within 2 weeks after the EUS-CD.'}, {'measure': 'Technical success', 'timeFrame': '24 hours.', 'description': 'Technical success was defined as successful placement of the LAMS between the bile duct and the duodenal lumen, creating a transmural ostomy. To evaluate the correct position of the transmural stent, the deployment of the internal flap in the lumen of the bile duct must be verified by ultrasound vision and the internal flap by endoscopic vision.'}, {'measure': 'Survival', 'timeFrame': '12 months', 'description': 'Survival is defined as the time elapsed between biliary drainage and the end of follow-up, either due to death and cessation of follow-up.'}]}, 'oversightModule': {'isUsExport': True, 'oversightHasDmc': True, 'isFdaRegulatedDrug': False, 'isFdaRegulatedDevice': True}, 'conditionsModule': {'keywords': ['Choledochoduodenostomy;', 'Therapeutic endoscopy', 'lumen apposing metal stent', 'biliary drainage'], 'conditions': ['Biliary Obstruction', 'Pancreatic Cancer', 'Biliary Tract Neoplasms']}, 'referencesModule': {'references': [{'pmid': '30189198', 'type': 'BACKGROUND', 'citation': "Anderloni A, Fugazza A, Troncone E, Auriemma F, Carrara S, Semeraro R, Maselli R, Di Leo M, D'Amico F, Sethi A, Repici A. Single-stage EUS-guided choledochoduodenostomy using a lumen-apposing metal stent for malignant distal biliary obstruction. Gastrointest Endosc. 2019 Jan;89(1):69-76. doi: 10.1016/j.gie.2018.08.047. Epub 2018 Sep 4."}, {'pmid': '31175495', 'type': 'RESULT', 'citation': 'El Chafic AH, Shah JN, Hamerski C, Binmoeller KF, Irani S, James TW, Baron TH, Nieto J, Romero RV, Evans JA, Kahaleh M. EUS-Guided Choledochoduodenostomy for Distal Malignant Biliary Obstruction Using Electrocautery-Enhanced Lumen-Apposing Metal Stents: First US, Multicenter Experience. Dig Dis Sci. 2019 Nov;64(11):3321-3327. doi: 10.1007/s10620-019-05688-2. Epub 2019 Jun 7.'}, {'pmid': '32084411', 'type': 'RESULT', 'citation': 'Jacques J, Privat J, Pinard F, Fumex F, Chaput U, Valats JC, Cholet F, Jezequel J, Grandval P, Legros R, Lepetit H, Albouys J, Napoleon B. EUS-guided choledochoduodenostomy by use of electrocautery-enhanced lumen-apposing metal stents: a French multicenter study after implementation of the technique (with video). Gastrointest Endosc. 2020 Jul;92(1):134-141. doi: 10.1016/j.gie.2020.01.055. Epub 2020 Feb 19.'}, {'pmid': '28843583', 'type': 'RESULT', 'citation': 'Tsuchiya T, Teoh AYB, Itoi T, Yamao K, Hara K, Nakai Y, Isayama H, Kitano M. Long-term outcomes of EUS-guided choledochoduodenostomy using a lumen-apposing metal stent for malignant distal biliary obstruction: a prospective multicenter study. Gastrointest Endosc. 2018 Apr;87(4):1138-1146. doi: 10.1016/j.gie.2017.08.017. Epub 2017 Aug 24.'}, {'pmid': '40701486', 'type': 'DERIVED', 'citation': 'Sumalla-Garcia A, Aparicio-Tormo JR, Pedraza-Sanz R, Sanchiz-Soler V, De-la-Serna Higuera C, Andujar X, Vazquez-Sequeiros E, Puigcerver-Mas M, Martinez-Moreno B, Barbera T, Capilla-Lozano M, Martinez-Ortega A, Foruny-Olcina JR, Luna-Rodriguez D, Garcia-Lerma E, Penafiel J, Busquets Barenys J, Laquente-Saez B, Perez-Miranda M, Videla S, Loras C, Gornals JB; Spanish Working Group on Endoscopic Ultrasound Biliary Drainage. Lumen-Apposing Stents With or Without Pigtail in Endosonography-Guided Biliary Drainage for Malignant Distal Biliary Obstruction. Clin Gastroenterol Hepatol. 2025 Jul 21:S1542-3565(25)00611-1. doi: 10.1016/j.cgh.2025.05.025. Online ahead of print.'}, {'pmid': '35216619', 'type': 'DERIVED', 'citation': 'Garcia-Sumalla A, Loras C, Sanchiz V, Sanz RP, Vazquez-Sequeiros E, Aparicio JR, de la Serna-Higuera C, Luna-Rodriguez D, Andujar X, Capilla M, Barbera T, Foruny-Olcina JR, Martinez B, Dura M, Salord S, Laquente B, Tebe C, Videla S, Perez-Miranda M, Gornals JB; Spanish Working Group on Endoscopic Ultrasound Guided Biliary Drainage. Multicenter study of lumen-apposing metal stents with or without pigtail in endoscopic ultrasound-guided biliary drainage for malignant obstruction-BAMPI TRIAL: an open-label, randomized controlled trial protocol. Trials. 2022 Feb 25;23(1):181. doi: 10.1186/s13063-022-06106-1.'}]}, 'descriptionModule': {'briefSummary': 'The aim of the study is to evaluate technical, clinical and safety outcomes of lumen-apposing metal stent (LAMS) with and without a coaxial double-pigtail plastic stent (DPS) in EUS-guided choledochoduodenostomies (CDS) for the management of biliary obstruction.', 'detailedDescription': 'The introduction of specific biliary lumen-apposing metal stents (LAMS) represented a great technical improvement in EUS-guided transmural Biliary drainage (BD) of distal malignant biliary obstruction Data is still limited, but recent studies and reviews have been reported with acceptable technical and clinical success. However, some concerns exist regarding its safety, as secondary adverse events\n\nThere are doubts concerning the possible benefits derived from the insertion of double-pigtail plastic stents (DPS) within the lumen-apposing metal stents (LAMS) in the EUS-guided choledochoduodenostomy (CDS). Our hypothesis is that adding a coaxial plastic stent may offer benefits in terms of safety in CDS.'}, 'eligibilityModule': {'sex': 'ALL', 'stdAges': ['ADULT', 'OLDER_ADULT'], 'minimumAge': '18 Years', 'healthyVolunteers': False, 'eligibilityCriteria': 'Inclusion Criteria:\n\n* Distal biliary strictures,\n* A prior failed attempt at biliary drainage\n* informed consent provided by the patient.\n\nPatient exclusion criteria were as follows:\n\n* younger than age 18 years,\n* coagulopathy (international normalized ratio \\>1.5, marked thrombocytopenia with a platelet count \\<50,000/mL, or patient on anticoagulation therapy),\n* critical illness.'}, 'identificationModule': {'nctId': 'NCT04595058', 'acronym': 'BAMPI', 'briefTitle': 'LAMS Choledochoduodenostomies: With or Without Coaxial Plastic Stent', 'organization': {'class': 'OTHER', 'fullName': 'Hospital Universitari de Bellvitge'}, 'officialTitle': 'Multicenter, Randomized and Comparative Study of Lumen-apposing Metal Stents With or Without Coaxial Plastic Stent for Endoscopic Ultrasound-guided Transmural Biliary Drainage', 'orgStudyIdInfo': {'id': 'BAMPI'}}, 'armsInterventionsModule': {'armGroups': [{'type': 'ACTIVE_COMPARATOR', 'label': 'EUSDB-LAMS', 'description': 'Endoscopic ultrasound-guided choledochoduodenostomy with lumen-apposing metal stent . Formal indication on biliopancreatic drainage according to the instruction forms of the manufacturer.\n\nEUSDB-LAMS (Endoscopic ultrasound guided biliary drainage with lumen-apposing metal stent)', 'interventionNames': ['Device: Lumen-apposing metal stent without double pigtail plastic stent']}, {'type': 'EXPERIMENTAL', 'label': 'EUSDB-LAMS-Pigtail', 'description': 'Endoscopic ultrasound-guided choledochoduodenostomy with lumen-apposing metal stents without coaxial plastic stent. Formal indication on biliopancreatic drainage according to the instruction forms of the manufacturer.\n\nIn this arm, a double pigtail through the lumen apposing metal stent will be inserted as an axis-orienting stent.\n\nEUSDB-LAMS-Pigtial (Endoscopic ultrasound guided biliary drainage with lumen-apposing metal stent (LAMS) and axis-orienting double-pigtail plastic stent through LAMS)', 'interventionNames': ['Device: Double pigtail plastic stent through lumen-apposing metal stent']}], 'interventions': [{'name': 'Double pigtail plastic stent through lumen-apposing metal stent', 'type': 'DEVICE', 'description': 'Biliary drainage guided by endoscopic ultrasound: Addition or not, of a axis-orienting plastic stent, mostly, double-pigtail stent through the lumen of a lumen-apposing metal stent', 'armGroupLabels': ['EUSDB-LAMS-Pigtail']}, {'name': 'Lumen-apposing metal stent without double pigtail plastic stent', 'type': 'DEVICE', 'description': 'Endoscopic ultrasound-guided transmural biliary drainage is with lumen-apposing metal stent is a formal indication according to the instruction forms of the manufacturer.', 'armGroupLabels': ['EUSDB-LAMS']}]}, 'contactsLocationsModule': {'locations': [{'zip': '08907', 'city': "L'Hospitalet de Llobregat", 'state': 'Barcelona, Catalonia', 'country': 'Spain', 'facility': 'Hospital Universitari de Bellvitge', 'geoPoint': {'lat': 41.35967, 'lon': 2.10028}}, {'zip': '08907', 'city': "L'Hospitalet de Llobregat", 'state': 'Barcelona', 'country': 'Spain', 'facility': 'Hospital Universitari de Bellvitge', 'geoPoint': {'lat': 41.35967, 'lon': 2.10028}}]}, 'ipdSharingStatementModule': {'ipdSharing': 'NO'}, 'sponsorCollaboratorsModule': {'leadSponsor': {'name': 'Hospital Universitari de Bellvitge', 'class': 'OTHER'}, 'collaborators': [{'name': 'Hospital Mutua de Terrassa', 'class': 'OTHER'}, {'name': 'Hospital del Rio Hortega', 'class': 'OTHER'}, {'name': 'Hospital ClĂnico Universitario de Valencia', 'class': 'OTHER'}, {'name': 'Hospital General Universitario de Alicante', 'class': 'OTHER'}, {'name': 'Hospital Universitario Ramon y Cajal', 'class': 'OTHER'}, {'name': 'Hospital Provincial de Castellon', 'class': 'OTHER'}], 'responsibleParty': {'type': 'PRINCIPAL_INVESTIGATOR', 'investigatorTitle': 'Head of Interventional Digestive Endoscopy Unit.', 'investigatorFullName': 'Joan B Gornals', 'investigatorAffiliation': 'Hospital Universitari de Bellvitge'}}}}