Figure 1From: Small intestinal transit in patients with liver cirrhosis and portal hypertension: a descriptive study Magnetic sensor and duodenal arch. Tracking of the magnetic pill by 16 (4x4) external sensors. The position is defined by coordinates X, Y and Z, and the rotation is defined by the angles φ and θ (left). 3D representation pyloric and duodenal passage (right). The sequence displayed is 10 seconds longBack to article page