{
  "resourceType": "StructureDefinition",
  "url": "https://example.org/fhir/StructureDefinition/MyPatient",
  "name": "MyPatient",
  "status": "draft",
  "date": "2022-05-23T09:59:48.0921925+00:00",
  "fhirVersion": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Patient",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Patient",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Patient.identifier.value.extension",
        "path": "Patient.identifier.value.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "rules": "open"
        },
        "min": 0
      },
      {
        "id": "Patient.identifier.value.extension:originaltext",
        "path": "Patient.identifier.value.extension",
        "sliceName": "originaltext",
        "short": "originaltext类型",
        "min": 0,
        "type": [
          {
            "code": "Extension",
            "profile": [
              "http://hl7.org/fhir/StructureDefinition/originalText"
            ]
          }
        ],
        "isModifier": false
      },
      {
        "id": "Patient.identifier.value.extension:originaltext.value[x]",
        "path": "Patient.identifier.value.extension.value[x]",
        "code": [
          {
            "system": "http://hl7.org/fhir/sid/icd-10",
            "userSelected": false
          }
        ],
        "binding": {
          "strength": "required",
          "valueSet": "http://hl7.org/fhir/StructureDefinition/originalText"
        }
      },
      {
        "id": "Patient.identifier.value.extension:myExtension",
        "path": "Patient.identifier.value.extension",
        "sliceName": "myExtension",
        "code": [
          {
            "system": "urn:std:iso:11073:10101"
          }
        ],
        "min": 0,
        "type": [
          {
            "code": "Extension",
            "profile": [
              "http://hl7.org/fhir/StructureDefinition/rendering-xhtml"
            ]
          }
        ],
        "isModifier": false
      },
      {
        "id": "Patient.identifier.value.extension:myExtension",
        "path": "Patient.identifier.value.extension",
        "sliceName": "myExtension",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "Extension",
            "profile": [
              "http://hl7.org/fhir/StructureDefinition/iso21090-SC-coding"
            ]
          }
        ],
        "isModifier": false
      }
    ]
  }
}