Acupuncture for the Management of Postoperative Pain in Patients With Pancreatic or Colorectal Cancer Undergoing Surgery

Inclusion Criteria: * Undergoing open gastrointestinal cancer resection (pancreatic or colorectal) * Must understand and read English * Sign a written informed consent and willing to follow protocol requirements * Able to consent to treatment Exclusion Criteria: * Chronic opioid use \> 90 mg MME (morphine milligram equivalents) for more than 7 days * Mechanical bowel obstruction * Active seizure activity after admission * Compromised cognitive function per referring physician and/or inability to cooperate with acupuncture procedure * Direct admission to intensive care unit after operation will result in removal from protocol * Prior intra-abdominal operation in the past 6 months * Any contraindications to acupuncture including infections or inability to access acupoint sites