Systems and methods for implementation of a disposable miniaturized implant for treatment of Post-Operative Ileums (POI),a miniaturized implant for treating chronic GI dysmotility (e.g., dysphagia, gastroesophageal reflux disease (GERD), nausea, functional dyspepsia, blockage of transit, and gastroparesis, inflammatory bowel disease) and obesity, by providing electrical stimulation to the part of bowel going through surgery to expedite the healing process while recording the smooth muscle activities simultaneously, or providing stimulation on a treatment location of the GI tract or the branch of the vagus nerve. Systems and methods are also provided for non-invasive, transcutaneous stimulation of anatomy within the abdomen of the patient.