The anaesthetic machine--a study of function and design

Area of Science:

• Anesthesiology and Human Factors Engineering

Background:

• Routine activities of anesthesiologists were analyzed to identify inefficiencies.
• Current anesthetic apparatus designs may not meet optimal ergonomic and functional standards.

Purpose of the Study:

• To evaluate the time and motion of anesthesiologists' routine activities.
• To assess the acceptability of different anesthetic apparatus designs, including a modular system.

Main Methods:

• Time and motion study of manual and visual movements during anesthesia.
• Recording expectations of consultant anesthesiologists regarding apparatus.
• Testing the acceptability of apparatus models, including a modular system.

Main Results:

• A modular system design was found to be preferable to a workstation or adapted current designs.
• Detailed analysis of manual and visual movements identified areas for improvement.

Conclusions:

• Modernizing the anesthetic machine requires further research and development.
• Prototype construction is indicated to validate the proposed modular system design.