About this trial
This is a single-center, prospective, and single-arm study. The purpose of this study is to evaluate the feasibility and safety of a new self-driving robotic-assisted bronchoscopic system for the diagnosis of peripheral pulmonary nodules.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patients older than 18 years old.
Presence of a peripheral pulmonary nodule (8 mm < diameter ≤ 30 mm) on thin-section chest CT that is suspected to be malignant and requires non-surgical biopsy.
Patients have good medical adherence and signed informed consent.
Disqualifiers
Presence of contraindications to bronchoscopy under general anesthesia.
Presence of concomitant endobronchial lesion during the bronchoscopy procedure.
The investigators believe that patient has other conditions that are not suitable for the study.
Trial design
Single group
Treatments tested in this trial
Self-driving robotic-assisted bronchoscope
DeviceAll procedures will be performed under general anesthesia with endotracheal intubation and mechanical ventilation. The self-driving robotic-assisted bronchoscope will automatically advance through airway to the target lesion according to the preoperative planning path under the guidance of electromagnetic navigation. After that, the bronchoscopist will use radial endobronchial ultrasound (rEBUS) to confirm the lesion localization. The choice of biopsy tools (eg. forceps, needles, brush, etc.) will be left to the discretion of the bronchoscopist.
Treatment groups
Trial outcomes
Primary outcomes
Navigation success rate
Navigation success is defined as: (1) confirmation of the target lesion under rEBUS and/or fluoroscopy that allows lesion sampling, (2) positioning of the bronchoscope tip within ≤3 cm of the virtual lesion that allows lesion sampling, or (3) acquisition of a malignant or specific benign diagnosis via the procedure.
Secondary outcomes
Diagnostic yield
A procedure is deemed diagnostic if a specific benign or malignant diagnosis is made.
Rate of rEBUS confirmation
rEBUS confirmation is defined as visualization of target lesion using rEBUS during the procedure.
Total examination time
Total examination time is defined from the time that the bronchoscope is inserted beyond the glottis, until the bronchoscope has been removed from the glottis after examination.
Navigation time
Navigation time is defined as the time from the start of the self-driving robotic-assisted bronchoscope advancing under the guidance of electromagnetic navigation to the insertion of the ultrasound probe.
Sponsors and contacts
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This trial is not recruiting at the moment. You can still explore other options: