Original Article
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Oct 28, 2014; 20(40): 14865-14874
Published online Oct 28, 2014. doi: 10.3748/wjg.v20.i40.14865
Figure 2
Figure 2 JSPH-1 pH capsule measurement system. A: The system includes a JSPH-1 delivery system, a receiver, a pH capsule, and a computer workstation; B: Prepackaged pH capsule incorporating both a delivery system and a pH capsule. The handle of the delivery system is separated from the capsule by triggering the activation knobs; C: The pH sensors (antimony pH electrode and reference electrode) are located on the distal tip of the capsule, and an internal battery, a transmitter, and a printed circuit board are contained within the capsule.