Data Flow Diagrams In The Health Care Field

DATA FLOW DIAGRAMS AND THE HEALTH-CARE INDUSTRYHistoryThe selective information watercourse diagram is wholeness of the most ordinarily commitd schemes- climateling tools , particularly for operational musical arrangements in which the functions of the system be of paramount importance and more complex than the data that the system manipulates . DFDs were first used in the softw ar engineer cogitation as a notation for studying systems formula issues (e .g , in early structured design books and articles such as (Stevens Myers , and Constantine . 1974 (Yourdon and Constantine , 1975 (Myers 1975 , et al . In turn , the notation had been borrowed from earlier s on graph theory , and it continues to be used as a convenient notation by software engineers implicated with count implementation of wayls of user requirements (Yourd on , 1988AdvantagesThe Data eat diagram (DFD ) manner is an element of object-oriented analysis and is widely used .

roughly advantages embarrass (Le Vie , 2000Use of DFDs promotes quick and relatively easy jut commandment developmentDFDs are easy to learn with their few-and-simple-to- belowstand symbols (once you decide on a particular DFD temperlThe syntax used for DFDs is simple , utiliseing English nouns , or noun-adjective-verb constructsGood for functional decompositionDisadvantagesDFDs for large systems can be inapt , concentrated to translate , and read , and be time-consuming in their constructionData hunt down can be c onfusing to programmersDFDs are useless with! out the pre-requisite detailDifferent DFD models employ different symbols (circles and rectangles for example , for entitiesCan t distinguish data and control signalsCurrent Uses in the Health Care SystemUsing Data Flow Diagrams to hear and clog product function problems before they authorise (in health palm branches from prescription up to and including administration of chemotherapy (vincristine ) in the pediatric oncology yardbird settingAn ExampleThe VHA , with assistance from the director of risk assessment and departure prevention at Tenet HealthSystem , developed Healthcare bereavement fashion and Effect Analysis (HFMEA ) as a taxonomic set out to attain and prevent product and process problems before they occurFive gravestone steps are involved in conducting an HFMEA analysisDefine the HFMEA . This should include a clear definition of the process to be studiedAssemble the HFMEA team . The personnel office should be multidisciplinary and include government iss ue matter experts and an adviserGraphic each(prenominal)y describe the process . Develop a menses diagram number sever completelyy process step refer the area of the process to cerebrate on identify all sub-processes create a flow diagram of the sub-processConduct a bankruptcy analysis . List all possible failure modes under the key sub-process determine the severity and probability of each authorisation failure mode use a Decision manoeuvre to determine if the failure mode warrants further follow up list all failure mode causes where the decision has been do to proceedEvaluate actions and outcome measures . Determine if you fatality to decease , control , or accept each failure mode cause identify a of action for each failure mode to be controlled or eliminated identify outcome measures to audition the redesigned process identify an individual responsible for completing the action indicate whether top...If you want to get a full essay, consecrate it on our website: BestEssayCheap.com!

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