Device request data model

1 FHIR description
2 Schema
3 Device request document
4 Example

FHIR description

http://hl7.org/fhir/R5/devicerequest.html

Schema

Untitled Diagram-1689166238818.drawio.png

Source:

Device request document

Collection name: device_requests

This collection used to store device request documents

Name		Type		M/O		Description and constraints	HL7 vs eHealth comparison result

Name		Type		M/O		Description and constraints	HL7 vs eHealth comparison result
id		string		M		Unique system identifier of Device request	Ok
status		string		M		Status of Device request. Dictionary `device_request_statuses`	Ok
status_reason		{CodeableConcept}		O		Status reason why Device request was not performed. Dictionaries: `device_request_revoke_reasons` `device_request_mark_in_error_reasons`	Doesn't comply with FHIR
intent		string		M		Proposal of the Device request. Dictionary `device_request_intent`	Ok
code		{CodeableConcept}		O		The code of the device to be used. Dictionary `device_definition_classification_type` One of the `code` and `code_reference` is allowed	Ok
code_reference		{Reference}		O		Reference on `device_definition` One of the `code` and `code_reference` is allowed	Doesn't comply with FHIR (type)
quantity		SimpleQuantity		O		Quantity of devices to supply Required for Device requests with programs.	Doesn't comply with FHIR (type)
subject		string		M		Hashed patient_id. Who the request is for	Doesn't comply with FHIR (type)
requester		{Reference}		M		Reference on employee who submitted device request	Ok
encounter		{Reference}		M		An encounter that provides additional context in which this request is made.	Ok
reason		[Reference]		O		Reason or justification for the use of this device. Only reference on `condition, observation, diagnostic_report` is allowed.	Ok
authored_on		dateTime		M		When recorded Must be greater than Encounter start date and less than Encounter end date	Ok
note		string		O		Notes or comments	Ok
requester_legal_entity		{Reference}		M		Legal entity where the Device request was created	Doesn't comply with FHIR
program		{Reference}		O		Medical program identifier	Doesn't comply with FHIR
requisition		string		M		Hashed value of human-readable Device request number	Doesn't comply with FHIR
dispense_valid_to		date		O		Last day of dispense validity period, which is automatically determined by the eHealth system depends on inserted_at	Doesn't comply with FHIR
occurrence_period	start	object	dateTime	M		Start date of a treatment period, which is determined by the external system. Greater or equal to authored_on	Ok
occurrence_period	end	object	dateTime	M		End date of a treatment period, which is determined by the external system. Greater or equal to started_at.	Ok
verification_code		string		M		Hashed verification code for dispensing Device request	Doesn’t comply with FHIR
context_episode_id		uuid		M		Episode identifier based on encounter was created	Doesn’t comply with FHIR
inserted_at		uuid		M		Datetime when Device request was created	Doesn’t comply with FHIR
inserted_by		uuid		M		User identifier who created the Device request	Doesn’t comply with FHIR
updated_at		uuid		M		Datetime when Device request was updated	Doesn’t comply with FHIR
updated_by		uuid		M		User identifier who updated the Device request	Doesn’t comply with FHIR
signed_content_links		[string]		M		Array with links on signed content in media storage.	Doesn't comply with FHIR
based_on		[Reference]		O		Allowed resources to reference: activity	Ok
priority		string		O		Proposal of the Device request. Dictionary `device_request_priority`	Ok
parameter	code	array		O	O	Dictionary `device_properties`	Ok
	value[x]					One value[x] is allowed Value[x] is required
	value_codeable_concept		{CodeableConcept}		O
	value_quantity		{Quantity}		O
	value_range		{Range}		O
	value_boolean		Boolean		O
	value_string		String		O
performer		{Reference}		O		The desired legal entity to provide device for the patient Allowed resources to reference: legal_entity	Ok
supporting_info		[Reference]		O		Additional clinical information References to other patient’s medical data Allowed resources to reference: condition observation diagnostic_report procedure encounter episode device device_association	Ok
context_care_plan_id		Reference		O		Care plan on which Device request is based	Doesn't comply with FHIR

Example

{
    "_id" : UUID("93240a8b-05e1-49ac-bc60-42be82066773"),
    "status" : "revoked",
    "status_reason" : {
        "coding" : [ 
            {
                "code" : "incorrect_patient",
                "system" : "device_request_revoke_reasons"
            }
        ],
        "text" : null
    },
    "intent" : "order",
    "code" : {
        "coding" : [ 
            {
                "code" : "30221",
                "system" : "device_definition_classification_type"
            }
        ],
        "text" : null
    },    
    "quantity": {
      "value": 10,
      "system": "device_unit",
      "code": "piece",
      "unit": "шт"
    },
    "subject" : "C638240F4B629E4A722B76F207647D8E16C131A76C19291C8854DA5A1A921D12",
    "requester" : {
        "display_value" : "Петрарка Петро Петрович",
        "identifier" : {
            "type" : {
                "coding" : [ 
                    {
                        "code" : "employee",
                        "system" : "eHealth/resources"
                    }
                ],
                "text" : null
            },
            "value" : UUID("f15766d0-70fe-451d-8a66-3edfe6421947")
        }
    },
    "encounter" : {
        "display_value" : null,
        "identifier" : {
            "type" : {
                "coding" : [ 
                    {
                        "code" : "encounter",
                        "system" : "eHealth/resources"
                    }
                ],
                "text" : null
            },
            "value" : UUID("38cfbd3c-a84f-46cd-89c6-2455dc1b1705")
        }
    },
    "reason": [
      {
        "identifier": {
          "type": {
            "coding": [
              {
                "system": "eHealth/resources",
                "code": "condition"
              }
            ]
          },
          "value": UUID("38cfbd3c-a84f-46cd-89c6-2455dc1b1705")
        },
        "display_value": "null"
      }
    ],
	"authored_on" : ISODate("2023-01-10T23:59:59.000Z"),    
    "note" : null,
    "requester_legal_entity" : {
        "display_value" : "Комунальне підприємство Добромед",
        "identifier" : {
            "type" : {
                "coding" : [ 
                    {
                        "code" : "legal_entity",
                        "system" : "eHealth/resources"
                    }
                ],
                "text" : null
            },
            "value" : UUID("f15766d0-70fe-451d-8a66-3edfe6421947")
        }
    },
    "program" : {
        "display_value" : null,
        "identifier" : {
            "type" : {
                "coding" : [ 
                    {
                        "code" : "medical_program",
                        "system" : "eHealth/resources"
                    }
                ],
                "text" : null
            },
            "value" : UUID("4894446b-3f33-4469-b21e-d430aa7a63bd")
        }
    },
    "requisition" : "286C5DE020C747FE823C7C03722A3ECF36D8FC6D7C744674E11C0CF85B042F95",
    "dispense_valid_to" : ISODate("2023-01-10T23:59:59.000Z"),    
    "occurrence_period" : {
        "start" : ISODate("2022-01-15T13:57:07.964Z"),
        "end" : ISODate("2022-01-15T13:57:07.964Z"),
    },
    "verification_code" : "1341",
    "context_episode_id": "4894446b-3f33-4469-b21e-d430aa7a63bd",
    "inserted_at" : ISODate("2022-01-10T14:00:17.391Z"),
    "inserted_by" : UUID("66bab341-96f8-4dfa-a601-aeb1359b763c"),
    "updated_at" : ISODate("2022-01-10T14:00:17.391Z"),
    "updated_by" : UUID("66bab341-96f8-4dfa-a601-aeb1359b763c"),
    "signed_content_links" : [ 
        "93240a8b-05e1-49ac-bc60-42be82066773/create", 
        "93240a8b-05e1-49ac-bc60-42be82066773/revoke"
    ],
    "priority" : "routine",
    "performer" : {
        "display_value" : "Комунальне підприємство Добромед",
        "identifier" : {
            "type" : {
                "coding" : [ 
                    {
                        "code" : "legal_entity",
                        "system" : "eHealth/resources"
                    }
                ],
                "text" : null
            },
            "value" : UUID("f15766d0-70fe-451d-8a66-3edfe6421947")
        }
    },
    "based_on": [
      {
        "identifier": {
          "type": {
            "coding": [
              {
                "system": "eHealth/resources",
                "code": "activity"
              }
            ]
          },
          "value": "9183a36b-4d45-4244-9339-63d81cd08d9c"
        }
      }
    ],    
    "supporting_info": [
      {
        "identifier": {
          "type": {
            "coding": [
              {
                "system": "eHealth/resources",
                "code": "episode_of_care"
              }
            ]
          },
          "value": "9183a36b-4d45-4244-9339-63d81cd08d9c"
        },
        "display_value": "null"
      }
    ],    
    "parameter" : [{
        "code" : {
          "coding" : [{
            "system" : "http://loinc.org",
            "code" : "28826-6",
            "display" : "Sphere distance Glasses prescription.lens - right"
          }],
          "text" : "sphere, right lens"
        },
        "valueQuantity" : {
          "value" : -2.00,
          "unit" : "Diopter",
          "system" : "http://unitsofmeasure.org",
          "code" : "[diop]"
        }
      },
      {
        "code" : {
          "coding" : [{
            "system" : "http://loinc.org",
            "code" : "28829-0",
            "display" : "Prism base distance Glasses prescription.lens - right"
          }],
          "text" : "prisms, right lens"
        },
        "valueQuantity" : {
          "value" : -2.00,
          "unit" : "Diopter",
          "system" : "http://unitsofmeasure.org",
          "code" : "[diop]"
        }
      }]
}