Figure 4. Traditional hierarchical task analysis and extended hierarchical task analysis. The example shows the first few steps in operating an infusion pump.

Figure 4Traditional hierarchical task analysis and extended hierarchical task analysis. The example shows the first few steps in operating an infusion pump

From: Evaluating and Predicting Patient Safety for Medical Devices with Integral Information Technology

Cover of Advances in Patient Safety: From Research to Implementation (Volume 2: Concepts and Methodology)
Advances in Patient Safety: From Research to Implementation (Volume 2: Concepts and Methodology).
Henriksen K, Battles JB, Marks ES, et al., editors.

NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.