Ringholm Whitepapers

Latest whitepapers
HL7 Message examples: version 2 and FHIR This whitepaper contains 2 HL7 version 2 to FHIR mapping scenarios. The scenarios are supported by an example HL7v2 message as well as its functional FHIR equivalent. Intended audience: standard users.	English/HTML
The early history of health Level 7 The HL7 protocol dates back to the late 1970s when its precursor was developed at University of California at San Francisco (UCSF) Medical Center and first implemented in production in 1981. HL7 v1 and v2 are essentially refinements of the UCSF protocol. X12 and ASTM E1238 have had a large impact on the development of HL7. The HL7 organization matured from a small ad hoc working group in 1987 into a fullblown standards development organization within its first 5 years. Intended audience: general.	English/HTML

DICOM Imaging

The DICOM standard, overview and characteristics This paper provides a high-level overview of the characteristic elements of the Digital Imaging and Communications in Medicine (DICOM) imaging standard. Intended audience: IT management, integration analysts.	English/HTML
The seven levels of PACS integration This document describes seven different levels of PACS integration, ranging from No Integration up to API Level Integration. The current trend seems to gravitate towards the use of messaging standards (e.g. DICOM) and integration profiles (e.g. IHE). All integration levels have their advantages and disadvantages. Intended audience: General.	English/HTML
Structured Reporting, a Powerful DICOM mechanism This paper contains a description of the structure and the usage areas of DICOM Structured Reporting (SR). Intended audience: Integration analysts.	English/HTML

HL7 Modeling

The early history of health Level 7 The HL7 protocol dates back to the late 1970s when its precursor was developed at University of California at San Francisco (UCSF) Medical Center and first implemented in production in 1981. HL7 v1 and v2 are essentially refinements of the UCSF protocol. X12 and ASTM E1238 have had a large impact on the development of HL7. The HL7 organization matured from a small ad hoc working group in 1987 into a fullblown standards development organization within its first 5 years. Intended audience: general.	English/HTML
History of the HL7 RIM The history of the RIM goes back to the MEDIX organization (1986) who introduced the concept of a common healthcare data model. this paper covers the major steps in the development of the HL7 RIM as we know it today. Intended audience: general.	English/HTML
An explanation of HL7 version 3 in terms of HL7 version 2 HL7 version 3 is an entirely new standard - this paper aims to explain some of the features of HL7 version 3 using HL7 version 2 terminology. The reader is assumed to be familiar with HL7 version 2. Intended audience: standard users.	English/HTML
An Overview of OIDs used in European HL7 Artefacts This document provides an overview of the of OIDs (Object Identifiers) assigned by the European HL7 affiliates. Intended audience: HL7 version 3 implementers.	English/HTML
HL7 version 3: Messages or CDA Documents? HL7 creates open standards for the exchange, management and integration of electronic healthcare related data. Its standards are both based on the messaging (HL7 v2.x, HL7 v3 messaging) as well as on the document (HL7 v3 documents � CDA) paradigm. Given the choice: what should one use given a particular use-case? Intended audience: Analysts.	English/HTML

HL7 Messaging

HL7 Message examples: version 2 and FHIR This whitepaper contains 2 HL7 version 2 to FHIR mapping scenarios. The scenarios are supported by an example HL7v2 message as well as its functional FHIR equivalent. Intended audience: standard users.	English/HTML
New features of HL7 2.7 This document provides an overview of the of the additional functionality as offered by the HL7 2.7 standard when compared to HL7 2.6. Intended audience: implementers.	English/HTML
HL7 Message examples: version 2 and version 3 This whitepaper contains 2 use case descriptions. Each use case could be supported by either the HL7 v2.x or the HL7 v3 messaging standard. Each example use case has two example messages associated with it: a HL7 v2.x message, and its functional equivalent in v3. The whitepaper aims to show some the differences as well as similarities between example v2.x and v3 message instances. Intended audience: standards implementers.	English/HTML
New features of HL7 2.6 This document provides an overview of the of the additional functionality as offered by the HL7 2.6 standard when compared to HL7 2.5. Intended audience: implementers.	English/HTML
HL7 ADT Messages HL7 ADT messages (Admission, Discharge and Transfer) are a group of messages as defined in the HL7 version 2.x messaging standard. The focus of ADT messages is to convey data related to patient demographics and/or to healthcare encounters (visits). ADT messages are implemented by almost all software applications in a hospital setting. Intended audience: general.	English/HTML
Registries and Master Files The data as contained in healthcare IT applications is synchronized by the exchange of HL7 messages. These messages will refer to the identifiers of commonly used objects such as locations, physicians and laboratory tests. A Registry maintains the identifiers of certain objects. This whitepaper describes HL7 Master Files and Registries. Intended audience: integration analysts.	English/HTML
New features of HL7 2.5 This document provides an overview of the of the additional functionality as offered by the HL7 2.5 standard when compared to HL7 2.4. Intended audience: implementers.	English/HTML
Historic Movements in HL7 This document provides an overview of how movements are used in HL7. Intended audience: standard developers.	English/HTML
HL7 Query/Response Conformance Statements This document provides an overview of Query/Response Conformance Statements to be used for HL7 2.x based query and response messages. Intended audience: implementers.	English/HTML