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Operation room tool handling and miscommunication scenarios: an object-process methodology conceptual model
Juan P Wachs1, Boaz Frenkel2, Dov Dori3
1School of Industrial Engineering, Purdue University, West Lafayette 47906, IN, USA.
Ineffective communication in the operating room (OR) causes medical errors. This study models surgeon-technician interactions using Object-Process Methodology (OPM) to identify and reduce tool-handling errors, enhancing patient safety.
Area of Science:
- Medical Informatics
- Human Factors Engineering
- Surgical Safety
Background:
- Medical errors, particularly in the operating room (OR), are a significant cause of patient mortality and morbidity.
- Ineffective team communication is a primary root cause of these errors, leading to adverse patient outcomes.
- Conceptual modeling offers a method to analyze and understand communication dynamics to mitigate errors.
Purpose of the Study:
- To develop a conceptual model of communication and miscommunication between surgeons and surgical technicians in the OR.
- To utilize Object-Process Methodology (OPM) for a software- and hardware-independent description of OR interactions.
- To identify specific circumstances and factors contributing to errors in surgical instrument handling.
Main Methods:
- Constructed a model based on observations of OR miscommunications and their outcomes.
- Employed OPM's ontology of stateful objects and transforming processes to represent interactions.
- Utilized OPM's in-zooming mechanism for detailed elaboration of key processes and objects, refining the model iteratively.
Main Results:
- Developed a detailed, multi-level OPM model accurately representing OR tool-handling processes and communication modalities (verbal and non-verbal).
- The event-driven model focuses on error-causing factors rather than individuals, facilitating technological solutions.
- Surgeons validated the model, finding it flexible, accurate, and generalizable, supporting its application in error analysis.
Conclusions:
- The conceptual model precisely specifies communication events and surgical instrument requests, enabling methodical error analysis.
- This approach can significantly reduce tool-handling errors and provides a foundation for developing cybernetic assistants.
- It represents a crucial step towards next-generation cybernetic OR assistants, improving surgical safety and efficiency.
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