description: Defines constraints and extensions on the Observation resource for use in querying and retrieving inspired O2 by pulse oximetry observations.
package_name: hl7.fhir.us.core
derivation: constraint
name: USCorePulseOximetryProfile
type: Observation
elements:
  code:
    short: Oxygen Saturation by Pulse Oximetry
    mustSupport: true
    index: 0
    elements:
      coding:
        mustSupport: true
        index: 1
        slicing:
          rules: open
          discriminator:
          - {path: code, type: value}
          - {path: system, type: value}
          min: null
          slices:
            PulseOx:
              match: {code: 59408-5, system: 'http://loinc.org'}
              schema:
                mustSupport: true
                _required: true
                index: 2
                elements:
                  system:
                    type: uri
                    pattern: {type: Uri, value: 'http://loinc.org'}
                    mustSupport: true
                    index: 3
                  code:
                    type: code
                    pattern: {type: Code, value: 59408-5}
                    mustSupport: true
                    index: 4
                required: [system, code]
  component:
    mustSupport: true
    index: 5
    slicing:
      rules: open
      discriminator:
      - {path: code, type: pattern}
      min: null
      slices:
        FlowRate:
          match:
            code:
              coding:
              - {code: 3151-8, system: 'http://loinc.org'}
          schema:
            short: Inhaled oxygen flow rate
            mustSupport: true
            index: 6
            elements:
              code:
                type: CodeableConcept
                mustSupport: true
                pattern:
                  type: CodeableConcept
                  value:
                    coding:
                    - {code: 3151-8, system: 'http://loinc.org'}
                index: 7
              valueQuantity:
                mustSupport: true
                index: 8
                elements:
                  value: {mustSupport: true, index: 9}
                  unit: {mustSupport: true, index: 10}
                  system:
                    type: uri
                    pattern: {type: Uri, value: 'http://unitsofmeasure.org'}
                    mustSupport: true
                    index: 11
                  code:
                    type: code
                    pattern: {type: Code, value: L/min}
                    mustSupport: true
                    index: 12
                required: [value, unit, system, code]
        Concentration:
          match:
            code:
              coding:
              - {code: 3150-0, system: 'http://loinc.org'}
          schema:
            short: Inhaled oxygen concentration
            mustSupport: true
            index: 13
            elements:
              code:
                type: CodeableConcept
                mustSupport: true
                pattern:
                  type: CodeableConcept
                  value:
                    coding:
                    - {code: 3150-0, system: 'http://loinc.org'}
                index: 14
              valueQuantity:
                mustSupport: true
                index: 15
                elements:
                  value: {mustSupport: true, index: 16}
                  unit: {mustSupport: true, index: 17}
                  system:
                    type: uri
                    pattern: {type: Uri, value: 'http://unitsofmeasure.org'}
                    mustSupport: true
                    index: 18
                  code:
                    type: code
                    pattern: {type: Code, value: '%'}
                    mustSupport: true
                    index: 19
                required: [value, unit, system, code]
package_version: 3.1.1
class: profile
kind: resource
url: http://hl7.org/fhir/us/core/StructureDefinition/us-core-pulse-oximetry
base: http://hl7.org/fhir/StructureDefinition/oxygensat
version: 3.1.1