Magnet System Gastric Outlet Obstruction Study

Inclusion Criteria: * Gastric outlet obstruction (GOO) and indicated for a gastroenterostomy, per the discretion of the treating investigator. * If a child-bearing female, subject must commit to not becoming pregnant and agree to use contraception for the duration of the study. * Willing and able to comply with protocol requirements and provides written informed consent to participate in the study. Exclusion Criteria: * Prior surgery, trauma, prostheses, disease or genetic expression which prevent or contraindicate the gastroenterostomy procedure. * If GOO due to malignant neoplasm: * Baseline Eastern Cooperative Oncology Group (ECOG) \> 2 and/or Karnofsky Performance score \< 30 * Gastric or intestinal cancer or malignant infiltration precluding creation of a magnetic compression anastomosis (per investigator discretion) * Coagulation disorders, on continuous or complete anticoagulation, or other conditions associated with high risk of bleeding and not correctable or manageable, precluding creation of a magnetic compression anastomosis (per investigator discretion) * Any anomaly precluding orogastric access by endoscope and catheters, and manipulation techniques. * Implantable pacemaker or defibrillator. * Woman who is either pregnant or breast feeding. * Any comorbidity or current status of subject's physiological fitness that in the surgeon's or anesthesiologist's opinion represents safety concerns that make the subject medically unfit for the procedure, including any s…