Health Level Seven
Health Level Seven (HL7)
Health Level Seven or HL7 refers to a set of international standards for the transfer of clinical and administrative data between software applications used by various healthcare providers. These standards focus on the application layer, which is "level 7" in the OSI model. The HL7 standards are produced by the Health Level Seven International, an international standards organization, and are adopted by other standards issuing bodies such as American National Standards Institute and International Organization for Standardization.
Pronunciation: /ˈhɛlθ ˈlɛvəl ˈsɛvən/
Etymology: The name "Health Level Seven" is a reference to the seventh level of the Open Systems Interconnection (OSI) reference model, also known as the application level.
Related Terms
- Electronic Health Record (EHR): An electronic version of a patient's medical history, that is maintained by the provider over time, and may include all of the key administrative clinical data relevant to that persons care under a particular provider.
- Interoperability: The ability of different information systems, devices and applications to access, exchange, integrate and cooperatively use data in a coordinated manner, within and across organizational, regional and national boundaries.
- Clinical Data: Information that's been collected directly from health care providers and includes diagnostic information, procedures performed and outcomes.
- Open Systems Interconnection model (OSI model): A conceptual model that characterizes and standardizes the communication functions of a telecommunication or computing system without regard to its underlying internal structure and technology.
External links
- Medical encyclopedia article on Health Level Seven
- Wikipedia's article - Health Level Seven
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