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Author Spotlight: Evaluating Clinicians' Adoption of Ultrasound-Guided Vascular Cannulation Through Simulation Training
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Formative Assessment of Performance in Diagnostic Ultrasound Using Simulation and Quantitative and Objective Metrics.

Florence H Sheehan1, Shannon McConnaughey1, Rosario Freeman1

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Summary
This summary is machine-generated.

Simulator tools objectively measure competence in transthoracic echocardiography (TTE) and vascular duplex scanning. These tools provide valuable feedback for learners and curriculum assessment, enhancing diagnostic ultrasound skills.

Keywords:
diagnostic ultrasoundduplex scanningechocardiographyfeedbackformative assessmentmedical educationsimulation

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Area of Science:

  • Medical Simulation
  • Ultrasound Education
  • Medical Training Tools

Background:

  • Developing objective assessment tools for medical imaging skills is crucial.
  • Transthoracic echocardiography (TTE) and vascular duplex scanning require specialized technical and cognitive abilities.
  • Current training methods may lack standardized, quantitative skill evaluation.

Purpose of the Study:

  • To introduce simulator-based tools for assessing provider competence in TTE and vascular duplex scanning.
  • To establish objective metrics for evaluating psychomotor and cognitive skills in ultrasound procedures.
  • To validate the effectiveness of these simulators in providing feedback and assessing curricula.

Main Methods:

  • TTE simulator: Psychomotor skill measured by image acquisition deviation angle from correct anatomical view.
  • Vascular ultrasound simulator: Psychomotor skill assessed by dexterity and image plane location; cognitive skill by velocity measurements and diagnosis.
  • Simulator validity tested by expert accuracy in measuring peak systolic blood flow velocity (PSV).

Main Results:

  • TTE simulator provided immediate feedback and enabled formative assessment of curriculum efficacy.
  • Vascular simulator offered feedback, with expert PSV measurements deviating less than 10% from actual values.
  • Objective, quantitative, and standardized measurement of diagnostic ultrasound image acquisition skills was achieved.

Conclusions:

  • Simulator-based tools offer an objective, quantitative, and standardized method for measuring diagnostic ultrasound skills.
  • These tools facilitate learner feedback for training without direct faculty oversight and support formative curriculum assessment.
  • Simulator-based metrics hold potential for summative assessment of ultrasound competence.