Transcutaneous Intraluminal Impedance Measurement for Minimally Invasive Monitoring of Gastric Motility: Validation in Acute Canine Models

Figure 3

An oscilloscope reading from the gastric serosa prior to the force transducer implantation verified the presence of an activated TIIM pill (a). The sham pills did not have any signal (b).

(a)

(b)