Fig. 10.1 Roux-en-Y reconstructions: (a) as performed after gastrectomy, resembling the situation after a BII resection or a Whipple procedure. (b) As performed during a gastric bypass procedure 10.1 ERCP…

Fig. 5.1 Panorama of esophageal stent. From the left to the right: Partially covered stent (Ultraflex), Polyflex stent, Partially covered stent (Evolution), Fully covered stent (SX-Ella), fully covered stent (Niti-S…

Fig. 1.1 (1) Reflection, (2) absorption, (3) single scattering, (4) diffuse scattering, (5) absorption and reemission at a different wavelength of fluorescence (Courtesy of Pr. Satish Singh, MD Department of…

Pressure topography metrics Metric Description Integrated relaxation pressure (IRP, mmHg) Mean EGJ pressure measured with an electronic equivalent of a sleeve sensor for four contiguous or non-contiguous seconds of relaxation…

Fig. 14.1 Example of two different reflux events: (a) acid reflux event that involves both distal and proximal channels with a contemporary drop of esophageal pH below 4; (b) non-acid…

Characteristics SpyGlass Polyscope Optics resolution 6000 pixels 10,000 pixels Working channel 1.2 mm 1.2 mm Viewing angle 70° 70° Outer diameter 10 Fr 8 Fr Reusable Yes Yes Optical channel…

Fig. 9.1 (a) Schematic diagram of the clip and line method. (b, c) Good countertraction was made in esophageal ESD using the clip and line method Fig. 9.2 (a) Schematic…