Detachable string magnetically controlled capsule endoscopy for the noninvasive diagnosis of esophageal diseases: A prospective, blind clinical study

Figure 1 The procedure for this study. ds-MCE: Detachable string magnetically controlled capsule endoscopy.

Figure 2 The operational procedure of detachable string magnetically controlled capsule endoscopy. A: A single-use capsule endoscope and detachable string; B: The detachable string is connected to one end of the capsule and the other end is attached to a syringe; C: Air is injected into the hollow string through the syringe; D: Separating the capsule from the string.

Figure 3 Representative diseases observed on detachable string magnetically controlled capsule endoscopy and esophagogastroduodenoscopy. A-D: Detachable string magnetically controlled capsule endoscopy; E-H: Esophagogastroduodenoscopy.

Figure 4 Perception analysis of subjects undergoing esophagogastroduodenoscopy and detachable string magnetically controlled capsule endoscopy examination. A: Comfort level; B: Pain during the examination; C: Discomfort during the examination; D: Pain after the examination; E: Discomfort after the examination; F: Convenience of inspection. ^aP < 0.05, ^bP < 0.01, ^cP < 0.001, ^dP < 0.0001. ds-MCE: Detachable string magnetically controlled capsule endoscopy; EGD: Esophagogastroduodenoscopy.