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A MODEL FOR EVALUATING THE USE OF IMAGING IN IMAGE-GUIDED INTERVENTIONAL PROCEDURES-POSSIBLE IMPLICATIONS ON

C Lundh^1,2, J Ivarsson³, M Falkenberg⁴

¹Department of Medical Physics and Biomedical Engineering, Sahlgrenska University Hospital, SE-413 45, Göteborg, Sweden.

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|April 20, 2021

Summary

This study introduces an optimization model for image-guided interventions, evaluating image quality and radiation protection in X-ray procedures like EVAR. The model aims to improve clinical routines by analyzing imaging events and parameters.

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Area of Science:

Medical Imaging
Radiology
Interventional Radiology

Background:

Image-guided interventions are increasingly common in clinical practice.
Optimizing radiation protection and image quality is crucial for patient safety and effective procedures.

Purpose of the Study:

To introduce an optimization concept and propose a model for evaluating imaging in X-ray-guided interventions.
To assess the implications of imaging use on radiation protection optimization.
To develop a framework for analyzing technical and procedural parameters in interventional radiology.

Main Methods:

Data from 70 endovascular aortic repair (EVAR) procedures were collected.
Twelve EVAR procedures were video-recorded for detailed analysis.
Imaging events were mapped to procedural steps, detailing their clinical purpose.
Technical and procedural parameters, including radiation dose and image quality, were analyzed.

Main Results:

A general description of EVAR procedures was established, linking imaging events to clinical goals.
Key quality parameters for imaging events were identified.
The study provided a foundation for a model to evaluate imaging in interventional radiology.

Conclusions:

The proposed model requires further refinement and validation across diverse clinical procedures.
The developed framework can guide optimization efforts in image-guided interventions.
This work contributes to enhancing radiation protection and image quality in interventional radiology.