Clinical Pilot Study of the Percutaneous Ultrasound Jejunostomy Procedure

Inclusion Criteria: * Informed consent must be obtained before any study-specific assessment is performed * Male or female \> 21 years of age * Estimated tract length (skin to anterior abdominal wall) \<= 4.5cm on prior imaging * Indication for percutaneous jejunostomy tube placement determined to be present by the primary clinical care team (examples below): * High aspiration risk * Malnourished- chronically ill and/or neurologically impaired requiring jejunal feeding for \>30 Days. * Neoplasia (stomach and esophagus) * Gastric and duodenal obstruction * Gastrointestinal dysmotility (gastroparesis) * Altered anatomy (gastric-esophageal surgeries) * Other indication deemed to be appropriate by the study team * Patient determined to be an appropriate candidate for percutaneous jejunostomy by the study team * Women of childbearing potential must have negative serum or urine pregnancy test during the current hospitalization Exclusion Criteria: * Temperature ≥ 38 C * Systolic BP \< 90 or \> 180 mmHg * Heart Rate \< 50 or \> 120 * Presence of a contraindication to being in proximity to a magnet (e.g. pacemaker) * History of prior major abdominal surgery * Patients with HgB \< 7g/dL, or fluid resuscitated within 48hrs prior, or history of life-threatening gastrointestinal bleeding within 1 month * Pregnant or nursing (lactating) women * Involvement in other investigational trials within 30 days prior to screening * Absolute contraindications: * Sepsis * Sever…