About this trial
The purpose of this study is to gain early experience in the Triton 1.5 System in performing diagnostic, screening, surveillance, and basic therapeutic tasks (e.g., polypectomy for lesions ≤ 2 cm). This study will be the first clinical experience with Triton 1.5 in the Middle East, conducted at Cleveland Clinic Abu Dhabi.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Age ≥ 22 years
Adults indicated for elective screening, surveillance or diagnostic colonoscopy
Subject is willing and able to provide written informed consent prior to receiving any non-standard of care protocol specific procedures
Subject is willing and able to comply with all protocol required preparation and follow- up visits
Disqualifiers
Any medical or physical condition/limitation that would contraindicate a conventional colonoscopy. This assessment will be made by the investigator.
Any active or magnetic implantable medical devices (e.g., pacemakers, defibrillators)
Previous failed colonoscopy (except for inadequate bowel preparation)
BMI > 45 kg/m2
Trial design
Single group
Treatments tested in this trial
Diagnostic Test: Diagnostic Colonoscopy
DeviceThis study will serve to gain early experience in the Triton 1.5 System in performing diagnostic, screening, surveillance, and basic therapeutic tasks (e.g., polypectomy for lesions ≤2cm).
Treatment groups
Trial outcomes
Primary outcomes
Primary Safety Endpoint - Incident of Major Adverse Events within 48 Hours
Absence of Major Adverse Events (MAEs) within 48 hours of the procedure. MAEs are defined as the following: (a) Device-related death within 48 hours, (b) Perforation within 48 hours, (c) Intraprocedural bleeding preventing completion of the procedure, (d) Delayed bleeding within 48 hours accompanied by predefined symptoms and confirmed by a hemoglobin drop of \>2 g, as applicable, leading to admission to hospital, prolongation of existing hospital stay, another procedure (requiring sedation/anesthesia). Unit of Measure: Number of participants with at least one Major Adverse Event
Primary Efficacy Endpoint - Successful Completion of Colonoscopy During Procedure
Completion of colonoscopy defined by both: (a) Successful cecal intubation with visualization of the appendiceal orifice, (b) Successful withdrawal with clinically acceptable diagnostic inspection and therapeutic access.
Secondary outcomes
Secondary Safety Endpoint - Mucosal Injury Score During Procedure
Mucosal Injury graded using a visual assessment of the colonic wall during withdrawal of the procedure using the following scale: (1) Erythema / Bruising, (2) Mucosal break \< 5 mm, (3) Mucosal break \> 5 mm, (4) Muscle injury (non-full thickness), (5) Full-thickness injury. Unit of Measure: Score (1-5), higher scores indicate more severe injury
Secondary Safety Endpoint - Delayed Bleeding Within 14 Days
Delayed bleeding within 14 days, defined as: bleeding within 48 hours accompanied by pre-defined symptoms and confirmed by a hemoglobin drop \> 2 g, leading to admission to hospital, prolongation of existing hospital stay, another procedure (requiring sedation/anesthesia).
Secondary Safety Endpoint - Delayed Perforations Within 14 Days
Delayed perforations within 14 days, defined as: perforations occurring within 14 days post-procedure.
Secondary Efficacy Endpoint - Time to Cecum During Procedure
Interval from nested-system insertion at the anal verge to first visualization of the appendiceal orifice. Pauses for ancillary or therapeutic tasks (e.g., biopsy, polypectomy ≤ 2 cm, repositioning, prolonged washing) are recorded and subtracted to isolate insertion performance. For polypectomy pauses, time is measured from first polyp visualization to confirmation of retrieval in the specimen trap. Unit of Measure: Minutes or seconds
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