In this single-site study, data will be recorded during nasogastric or orogastric placement (and post-pyloric placement) and removal of the Entarik Feeding Tube. Data will also be collected prior to, during, and following the delivery of a meal through the feeding tube.

Inclusion Criteria:

1. At least 18 years old
2. Able to provide informed consent
3. Capable and willing to follow all study-related procedures
4. Confirmed fasted state for a minimum of 8 hours prior to study initiation

Exclusion Criteria:

1. Inability to receive a feeding tube
2. Known self-reported history of hiatal hernia, esophagitis, esophageal strictures or gastric ulcers
3. Has a basilar skull fracture
4. Self-reports pregnancy
5. Deemed unsuitable for enrollment in study by the investigator based on subjects' history or physical examination

This is a device development study. Subject data may be shared at a later time at the sponsor's discretion.