Neurosurgical Phantom for Fluorescence Imaging: Aneurysm in the Circle of Willis
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Description

This intracranial aneurysm model was developed by Dr. Joshua Pfefer’s group in FDA as a tissue-simulating phantom for evaluating neurosurgical imaging systems that detect indocyanine green (ICG) fluorescence. It is comprised of eleven files of cerebral tissue structures that can be assembled into a biomimetic model that simulates ICG angiography procedures when printed with an appropriate fluorophore-doped photopolymer resin. The model was fabricated using a stereolithography 3D‐printer (Form2, Formlabs, Inc., Somerville, MA, USA) based on UV-curing of customized methacrylate photopolymer resin composites well‐matched with human brain optical properties. Additional relevant details can be found in a prior publication (https://doi.org/10.1117/12.2579357 (https://doi.org/10.1117/12.2579357)). Tissue areas simulated include: Brain Stem Cranial Nerves Grey Matter Dura Mater Cranial Arteries File listing: BA Big Vessel.stl PCom Big Vessel.stl Grey Matter 1.stl Brainstem and Cranial Nerves.stl Dura Tent.stl

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davidburgos1
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CC-BY
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Neurosurgical Phantom for Fluorescence Imaging: Aneurysm in the Circle of Willis

From NIH 3D
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Category

learning

License

CC-BY

Published

8/29/2026

Availability

free on NIH 3D