Safety and Feasibility of Liver Retraction With the Levita Magnetic Surgical System: Extended Magnetic Grasper Device

Inclusion Criteria: * At least 18 years of age. * Scheduled to undergo elective bariatric and/or hiatal hernia procedures. * Willing and able to provide a written Informed Consent Form (ICF) to participate in the study prior to any study required procedures. Exclusion Criteria: * Individuals with pacemakers, defibrillators, or other electromedical implants. * Individuals with ferromagnetic implants. * American Society of Anesthesiologists (ASA) score of III or IV. * Significant comorbidities: cardiovascular, neuromuscular, chronic obstructive pulmonary disease, and urological disease (renal failure). * Clinical history of impaired coagulation confirmed by abnormal blood tests. * Individuals has signs of hepatic abnormality (e.g.: cirrhosis, liver failure, increase in liver enzymes, etc.). * Anatomical abnormality or disease of intended target tissue noted after initiation of index procedure that would prevent device use. * Pregnant or wishes to become pregnant during the length of study participation. * Individual is not likely to comply with the follow-up evaluation schedule. * Participating in a clinical trial of another investigational drug or device. * Prisoner or under incarceration.