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Update on New Tools for Three-dimensional Navigation in Endovascular Procedures.
1Service of Interventional Radiology, Ospedale Regionale di Lugano, Sede Civico, Lugano, Switzerland.
Aorta (Stamford, Conn.)
|January 23, 2016
Summary
Image merging enhances 3D guidance for endovascular procedures by combining real-time fluoroscopy with CT/MRI data. This promising technique may reduce radiation, contrast, and procedure time, especially for complex interventions.
Area of Science:
- Medical Imaging
- Interventional Radiology
- Endovascular Surgery
Background:
- Three-dimensional (3D) guidance has evolved significantly for endovascular procedures.
- Advancements include 3D rotational angiography and dynamic 3D roadmap techniques.
Purpose of the Study:
- To introduce and evaluate image merging as the latest advancement in 3D endovascular guidance.
- To assess the feasibility and potential benefits of image merging.
Main Methods:
- Image merging combines real-time fluoroscopy with pre-procedural CT angiography or MR angiography.
- The technique integrates data from computed tomography (CT) angiography and cone-beam CT/fluoroscopic imaging.
Main Results:
- Merging of CT angiography and cone-beam CT/fluoroscopic images is technically feasible.
- Preliminary results indicate that image merging is promising for clinical application.
Conclusions:
- Image merging represents a significant development in 3D guidance for endovascular interventions.
- This technique has the potential to reduce radiation exposure, contrast agent dosage, and procedural duration.
- The primary benefit is anticipated in complex endovascular procedures.
