Artikel,

Experimental assessment of a novel robotically-driven endoscopic capsule compared to traditional colonoscopy

, , , , , , , , , und .
Digestive and Liver Disease, 45 (8): 657--662 (2013)
DOI: 10.1016/j.dld.2013.01.025

Zusammenfassung

Background: Despite colonoscopy represents the conventional diagnostic tool for colorectal pathology, its undeniable discomfort reduces compliance to screening programmes. Aims: To evaluate feasibility and accuracy of a novel robotically-driven magnetic capsule for colonoscopy as compared to the traditional technique. Methods: Eleven experts and eleven trainees performed complete colonoscopy by robotic magnetic capsule and by conventional colonoscope in a phantom ex vivo model (artificially clean swine bowel). Feasibility, overall accuracy to detect installed pins, procedure elapsed time and intuitiveness were measured for both techniques in both operator groups. Results: Complete colonoscopy was feasible in all cases with both techniques. Overall 544/672 pins (80.9\%) were detected by experimental capsule procedure, while 591/689 pins (85.8\%) were detected within conventional colonoscopy procedure (P=ns), thus establishing non-inferiority. With the experimental capsule procedure, experts detected 74.2\% of pins vs. 87.6\% detected by trainees (P\textless. 0.0001). Overall time to complete colon inspection by robotic capsule was significantly higher than by conventional colonoscopy (556. ±. 188. s vs. 194. ±. 158. s, respectively; P=0.0001). Conclusion: With the limitations represented by an ex vivo setting (artificially clean swine bowel and the absence of peristalsis), colonoscopy by this novel robotically-driven capsule resulted feasible and showed adequate accuracy compared to conventional colonoscopy. © 2013 Editrice Gastroenterologica Italiana S.r.l.

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