1. Entry
     UDI Organizer (2.16.840.1.113883.10.20.22.4.311)
    1. Entry
       Device Identifier Observation (2.16.840.1.113883.10.20.22.4.304)
    2. Entry
       Lot or Batch Number Observation (2.16.840.1.113883.10.20.22.4.315)
    3. Entry
       Serial Number Observation (2.16.840.1.113883.10.20.22.4.319)
    4. Entry
       Manufacturing Date Observation (2.16.840.1.113883.10.20.22.4.316)
    5. Entry
       Expiration Date Observation (2.16.840.1.113883.10.20.22.4.309)
    6. Entry
       Distinct Identification Code Observation (2.16.840.1.113883.10.20.22.4.308)
    7. Entry
       Brand Name Observation (2.16.840.1.113883.10.20.22.4.301)
    8. Entry
       Model Number Observation (2.16.840.1.113883.10.20.22.4.317)
    9. Entry
       Company Name Observation (2.16.840.1.113883.10.20.22.4.303)
    10. Entry
       Catalog Number Observation (2.16.840.1.113883.10.20.22.4.302)
    11. Entry
       Latex Safety Observation (2.16.840.1.113883.10.20.22.4.314)
    12. Entry
       MRI Safety Observation (2.16.840.1.113883.10.20.22.4.318)
    13. Entry
       Implantable Device Status Observation (2.16.840.1.113883.10.20.22.4.305)