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healthcare · emergency-response · process-modeling

IDEF0 A-0 Context Diagram for Hospital Emergency Response

Type FlowchartStandard Sugiyama layered DAG + orthogonal routingEngine schematex-flowchartUpdated 5/29/2026
IDEF0 A-0 Context Diagram for Hospital Emergency Response
Drawing preview
The scenario

A hospital needs to model its emergency response process at the highest level to identify key inputs, controls, outputs, and resources.

What is in this drawing

Read the decisions behind it.

01Define the primary function

Respond to Emergency

02Identify critical inputs

Emergency Call, Patient Info

03Determine controls

Protocols, Regulations

04List mechanisms

Staff, Equipment, Ambulance

05Define outputs

Treated Patient, Incident Report

When needing a top-down functional decomposition of a system, especially for process improvement or compliance documentation.

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