About this trial
The investigators aim to compare rigid tracheoscopy versus flexible tracheo-video-endoscopy in neonates requiring diagnostic assessment before undergoing a congenital tracheoesophageal fistula repair.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Neonates who have undergone surgical repair of esophageal atresia with or without tracheoesophageal fistula at ASST Papa Giovanni XXIII, Bergamo, from 1 January 2013 onwards
Written informed consent signed by both parents or legal guardian
Disqualifiers
Refusal or inability to obtain informed consent from parents or legal guardian
Trial population
Consecutive neonates undergoing surgical repair of esophageal atresia with or without tracheoesophageal fistula at a single tertiary pediatric center (ASST Papa Giovanni XXIII, Bergamo, Italy). The retrospective cohort includes patients treated from January 2013; the prospective cohort includes patients enrolled from October 2024 onward.
Trial design
Cohort
Other
Treatments tested in this trial
tracheoscopy performed with rigid optical tracheoscopy
Procedure/SurgeryRigid tracheoscopy is performed with rigid 3.0 or 3.5 mm optical device under general anesthesia and positive pressure ventilation
flexible video endoscopy of trachea
DeviceFlexible tracheoscopy is performed with Ambu 2.7 flexible video-endoscopy under sedation in spontaneously breathing neonates
Treatment groups
Trial outcomes
Primary outcomes
Diagnostic success rate of preoperative tracheoscopy
Percentage of procedures in which the technique allowed correct visualization of the tracheoesophageal fistula, including identification of secondary fistulas, out of total procedures performed with each method (rigid vs flexible bronchoscopy)
Secondary outcomes
Incidence of anesthetic complications
Rate of preoperative or intraoperative anesthetic complications (respiratory, cardiovascular) during tracheoscopy and surgical repair
Learning curve of each tracheoscopy technique
Number of supervised procedures required before the operator achieved adequate autonomous proficiency with rigid vs flexible bronchoscopy
Gastric distension
Presence of gastric distension (yes/no) at the beginning of the surgical phase
Arterial blood gas values at baseline
Arterial blood gas parameters (pH, PCO2, PO2, lactate, base excess) at baseline (prior to tracheoscopy)
Other outcomes
Incidence of gastric distension at end of surgery
Presence of gastric distension (yes/no), assessed at conclusion of the surgical procedure
Sponsors and contacts
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