{
  "resourceType": "StructureDefinition",
  "id": "logicalmodel-Refractiondetails-R4",
  "url": "http://linkehr.com/fhir/logicalmodel-refractiondetails-R4",
  "identifier": [
    {
      "system": "openEHR-CKM",
      "value": "openEHR-EHR-CLUSTER.refraction_details.v0"
    }
  ],
  "version": "0",
  "name": "Refractiondetails",
  "title": "Refraction Details",
  "status": "draft",
  "date": "2024-06-18",
  "publisher": "openEHR",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://www.veratech.es"
        }
      ]
    }
  ],
  "description": "Details of ocular refraction for both measurement and therapetic purposes.",
  "purpose": "To record details of ocular refraction applied either as part of visual acuity testing, to report a subject's current correction of spectacles or contact lenses, or to request a new ocular prescription.",
  "fhirVersion": "4.0.0",
  "mapping": [
    {
      "identity": "openEHR",
      "uri": "http://openehr.org",
      "name": "openEHR Mapping"
    },
    {
      "identity": "openEHR-natural",
      "uri": "http://openehr.org",
      "name": "openEHR natural path"
    }
  ],
  "kind": "logical",
  "abstract": false,
  "type": "StructureDefinition",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Element",
  "snapshot": {
    "element": [
      {
        "id": "Refraction_Details",
        "path": "Refraction_Details",
        "short": "Refraction Details",
        "definition": "Details of ocular refraction for both measurement and therapetic purposes.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Refraction_Details",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "BackboneElement"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Refraction_Details.Power_of_Sphere",
        "path": "Refraction_Details.Power_of_Sphere",
        "short": "Power of Sphere",
        "definition": "Correction of the sphere,  the base correction upon which cylinder, reading addition and prism may be superimposed.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Power_of_Sphere",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Refraction_Details.Power_of_Sphere.value",
        "path": "Refraction_Details.Power_of_Sphere.value",
        "short": "Power of Sphere",
        "definition": "Correction of the sphere,  the base correction upon which cylinder, reading addition and prism may be superimposed.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Power_of_Sphere.value",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "Quantity"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Refraction_Details.Power_of_Cylinder",
        "path": "Refraction_Details.Power_of_Cylinder",
        "short": "Power of Cylinder",
        "definition": "Correction of the cylinder.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Power_of_Cylinder",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Refraction_Details.Power_of_Cylinder.value",
        "path": "Refraction_Details.Power_of_Cylinder.value",
        "short": "Power of Cylinder",
        "definition": "Correction of the cylinder.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Power_of_Cylinder.value",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "Quantity"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Refraction_Details.Axis_of_Cylinder",
        "path": "Refraction_Details.Axis_of_Cylinder",
        "short": "Axis of Cylinder",
        "definition": "Correction of the axis.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Axis_of_Cylinder",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Refraction_Details.Axis_of_Cylinder.value",
        "path": "Refraction_Details.Axis_of_Cylinder.value",
        "short": "Axis of Cylinder",
        "definition": "Correction of the axis.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Axis_of_Cylinder.value",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "Quantity"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Refraction_Details.Prism_Strength",
        "path": "Refraction_Details.Prism_Strength",
        "short": "Prism Strength",
        "definition": "Strength of the prism.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Prism_Strength",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Refraction_Details.Prism_Strength.value",
        "path": "Refraction_Details.Prism_Strength.value",
        "short": "Prism Strength",
        "definition": "Strength of the prism.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Prism_Strength.value",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "Quantity"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Refraction_Details.Prism_Base_Direction",
        "path": "Refraction_Details.Prism_Base_Direction",
        "short": "Prism Base Direction",
        "definition": "Prism base direction expressed as a numeric angle or as coded text.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Prism_Base_Direction",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Refraction_Details.Prism_Base_Direction.value_DV_CODED_TEXT",
        "path": "Refraction_Details.Prism_Base_Direction.value_DV_CODED_TEXT",
        "short": "Prism Base Direction",
        "definition": "Prism base direction expressed as a numeric angle or as coded text.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Prism_Base_Direction.value_DV_CODED_TEXT",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "CodeableConcept"
          }
        ],
        "mustSupport": false,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Refraction_Details.Prism_Base_Direction.value_DvQuantity",
        "path": "Refraction_Details.Prism_Base_Direction.value_DvQuantity",
        "short": "Prism Base Direction",
        "definition": "Prism base direction expressed as a numeric angle or as coded text.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Prism_Base_Direction.value_DvQuantity",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "Quantity"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Refraction_Details.Reading_Addition_Power",
        "path": "Refraction_Details.Reading_Addition_Power",
        "short": "Reading Addition Power",
        "definition": "The difference in spherical power between distance and near corrections.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Reading_Addition_Power",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Refraction_Details.Reading_Addition_Power.value",
        "path": "Refraction_Details.Reading_Addition_Power.value",
        "short": "Reading Addition Power",
        "definition": "The difference in spherical power between distance and near corrections.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Reading_Addition_Power.value",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "Quantity"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Refraction_Details.Intermediate_Distance_Power",
        "path": "Refraction_Details.Intermediate_Distance_Power",
        "short": "Intermediate Distance Power",
        "definition": "The intermediate distance power applied to the correction.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Intermediate_Distance_Power",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Refraction_Details.Intermediate_Distance_Power.value",
        "path": "Refraction_Details.Intermediate_Distance_Power.value",
        "short": "Intermediate Distance Power",
        "definition": "The intermediate distance power applied to the correction.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Intermediate_Distance_Power.value",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "Quantity"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Refraction_Details.Interpupillary_Distance",
        "path": "Refraction_Details.Interpupillary_Distance",
        "short": "Interpupillary Distance",
        "definition": "The distance between the center of the pupils of the two eyes.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Interpupillary_Distance",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Refraction_Details.Interpupillary_Distance.value",
        "path": "Refraction_Details.Interpupillary_Distance.value",
        "short": "Interpupillary Distance",
        "definition": "The distance between the center of the pupils of the two eyes.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Refraction_Details.Interpupillary_Distance.value",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "Quantity"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": true
      }
    ]
  }
}