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Abstract #4952

Utilizing DLP 3D Printing for MRI-Visible Phantoms in Biomedical Applications

Yanlu Wang1
1Oncology-Pathology, Karolinska Institute, Stockholm, Sweden

Synopsis

Keywords: Phantoms, Interventional Devices, Rapid prototyping, medical devices, phantoms, biopsy

Motivation: This study is motivated by the authors to easily, and cheaply, manufacture phantoms and other accessories that is inherently dimensionally accurate, MRI compatible, and visible in MRI images.

Goal(s): The goal of the study is to develop a manufacturing method to create a MRI-visible localization grid for MR-guided breast biopsies.

Approach: By hollowing out the part without inclusions of any drainage holes, we can ensure liquid resin is trapped inside the part during the printing process.

Results: The finished part is shown to be inherently MRI visible as demonstrated on both T1- and T2-weighted images from our MRI biopsy protocol.

Impact: This approach offers an efficient and cost-effective solution for creating MRI-visible objects with high spatial accuracy, which is useful for producing phantoms and other MRI compatible accessories.

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Keywords