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 Trial Title: 
 Feasibility of Thin Cp-EBUS Scope BF-UC290F for the Diagnosis of PPLs 
 NCT ID: 
 NCT05512533 
 Condition: 
 Peripheral Pulmonary Nodules 
 Conditions: Official terms: 
 Multiple Pulmonary Nodules 
 Conditions: Keywords: 
 EBUS-TBNA 
 peripheral pulmonary nodules (PPLs) 
 diagnostic yield 
 Study type: 
 Interventional 
 Study phase: 
 N/A 
 Overall status: 
 Unknown status 
 Study design: 
 Allocation: 
 N/A 
 Intervention model: 
 Single Group Assignment 
 Primary purpose: 
 Diagnostic 
 Masking: 
 None (Open Label) 
 Intervention: 
 Intervention type: 
 Device 
 Intervention name: 
 Linear Ultrasound Bronchoscope BF-UC290F (Olympus) 
 Description: 
 A thin Olympus EBUS bronchoscope BF-UC290F will be used for all endobronchial ultrasound
examinations, and biopsies will be conducted with EBUS needles - the ViziShot 2 22G
(Olympus). 
 Arm group label: 
 BF-UC290F for diagnosing PPLs 
 Summary: 
 The purpose of the study is to evaluate the diagnostic value and safety of Thin Convex
Probe Endobronchial Ultrasound (TCP-EBUS) Scope for peripheral pulmonary lesions (PPLs) 
 Detailed description: 
 This study will determine the feasibility of the novel thin convex probe endobronchial
ultrasound (TCP-EBUS) Scope for the diagnosis of peripheral pulmonary lesions. The
primary end point is to clarify the feasibility of using the thin convex probe EBUS scope
to biopsy peripheral pulmonary lesions. The secondary objective is to evaluate operation
time, sample adequacy and quality, factors affecting the diagnosis rate, etc. The safety,
insertion ability, and operability of the thin convex probe EBUS would also be evaluated. 
 Criteria for eligibility: 
 Criteria: 
  
 Inclusion Criteria:
  -  Patients older than 18 years old.
  -  Chest imaging shows the presence of peripheral pulmonary lesions (surrounded by
     pulmonary parenchyma and located below the segmental bronchus/located at least 2
     airway generations from the main carina as seen radiographically.) suspicious of
     malignancy, 0.8-5cm in greatest diameter in need of bronchoscopic biopsy for
     clinical purposes, and the investigators consider it possible to be biopsied with
     BF-UC290F (the bronchus adjacent or leading to the PPLs are ≥5mm in diameter, thus
     BF-UC290F is able to arrival/access).
  -  Patients without contraindications of bronchoscopy.
  -  Patients have good medical adherence and signed informed consent.
Exclusion Criteria:
  -  Peripheral pulmonary lesion is pure ground-glass opacity.
  -  Visible lumen lesions during bronchoscopy
  -  The lesions were adjacent to the central airway (trachea, left and right main
     bronchus, and right middle bronchus), and the biopsies by the Thin Convex Probe EBUS
     Scope BF-UC290F were conducted without leaf bronchus entry
  -  The investigators believe that patient has other conditions that are not suitable
     for the study. 
  
 Gender: 
 All 
 Minimum age: 
 18 Years 
 Maximum age: 
 N/A 
 Healthy volunteers: 
 No 
 Locations: 
 Facility: 
  
 Name: 
 Shanghai Chest Hospital 
 Address: 
  
 City: 
 Shanghai 
 Zip: 
 200030 
 Country: 
 China 
 Status: 
 Recruiting 
 Contact: 
  
 Last name: 
 Jiayuan Sun, MD 
 Email: 
 jysun1976@163.com 
 Investigator: 
  
 Last name: 
 Jiayuan Sun, MD 
 Email: 
 Principal Investigator 
 Start date: 
 August 22, 2022 
 Completion date: 
 October 31, 2023 
 Lead sponsor: 
  
 Agency: 
 Shanghai Chest Hospital 
 Agency class: 
 Other 
 Source: 
 Shanghai Chest Hospital 
 Record processing date: 
 ClinicalTrials.gov processed this data on November 12, 2024 
 Source: ClinicalTrials.gov page: 
 https://clinicaltrials.gov/ct2/show/NCT05512533