作者: G. Griesser , M. Jainz , K. Sauter , W. Schneider , W. Scholz
DOI: 10.1016/0010-468X(76)90023-4
关键词: Computer science 、 Data structure 、 System model 、 Data modeling 、 Database 、 Data model 、 Information retrieval 、 Data integrity 、 Data manipulation language 、 Logical data model 、 Information system 、 Medicine (miscellaneous)
摘要: The Ministry of Health and Environmental Control Berlin is developing a Information System (HIS) on the basis multi-satellite network system, comprising central, regional, local functional unit level. main part this paper describes conceptual structure Common Data Base (CDB) HIS with special regard to patient-oriented medical information originating from various institutions health care system. This comprises following five levels: 1. PATIENT 2. PROBLEM 3. CASE 4. EVENT 5. ACT Each levels represents node in model. A an entity set "local properties" being specified for each level, referring selected data inferior levels. structures these are described detail. In last part, so-called "data-manipulation procedures" treated. These descriptions covering any manipulation represent integrity through system controlled transaction base.