Credits & licences

The simulator software — code, ultrasound model, user interface, probe and needle templates — is protected by copyright. No licence to copy, modify or redistribute it is granted. The components and data below belong to their respective owners and are used under the licences given.

Imaging data

Clinical CT, Vienna

Anonymized clinical CT provided by Hannes Platzgummer, radiology.at, Vienna.

Licence: All rights reserved
Used in: Abdomen · CT slice with anatomy labels · Abdomen · Adult (CT source) · Abdomen · Adult · Doppler flow phantom · Doppler phantom · artery · Doppler phantom · stenosis · Doppler phantom · vein · Phantom · Needle training (gel block)

AortaSeg-60

El Rahal D, Rotzinger DC, Fahrni G. AortaSeg-60 [Data set]. Zenodo, 2026. doi:10.5281/zenodo.18147026

Licence: CC0 1.0
Note: The Zenodo record states CC0 1.0, the dataset's README CC BY 4.0; it is attributed here either way.
Changes: resampled and reoriented; organ labels and tissue classes derived
Used in: Aortic aneurysm (87 mm) · Aortic aneurysm (87 mm)

C4KC-KiTS

Heller N, Sathianathen N, Kalapara A, et al. C4KC KiTS Challenge Kidney Tumor Segmentation Dataset [Data set]. The Cancer Imaging Archive, 2019. doi:10.7937/TCIA.2019.IX49E8NX

Licence: CC BY 3.0
Changes: converted from DICOM, resampled and reoriented; organ labels and tissue classes derived
Used in: Kidney cancer, large

WAW-TACE: hepatocellular carcinoma multiphase CT dataset

Bartnik K, Krzyziński M, Bartczak T, et al. WAW-TACE: A Hepatocellular Carcinoma Multiphase CT Dataset with Segmentations, Radiomics Features, and Clinical Data. Radiology: Artificial Intelligence 2024;6(6):e240296. Data: Zenodo record 12741586. doi:10.5281/zenodo.12741586

Licence: CC BY 4.0
Changes: four phases registered onto the portal-venous phase; vessels classified by contrast timing into arterial, portal and systemic trees; tissue classes, structures and flow derived; expert tumour masks warped onto the portal phase; resampled to 1 mm
Used in: Liver cancer (HCC) in cirrhosis · Liver cancer (HCC) in cirrhosis

Colorectal-Liver-Metastases

Simpson AL, Peoples J, Creasy JM, et al. Preoperative CT and Survival Data for Patients Undergoing Resection of Colorectal Liver Metastases (Colorectal-Liver-Metastases) [Data set]. The Cancer Imaging Archive, 2023. doi:10.7937/QXK2-QG03

Licence: CC BY 4.0
Changes: converted from DICOM, resampled and reoriented; organ labels and tissue classes derived
Used in: Liver metastases, multiple

ACDC

Bernard O, Lalande A, Zotti C, et al. Deep Learning Techniques for Automatic MRI Cardiac Multi-Structures Segmentation and Diagnosis: Is the Problem Solved? IEEE Trans Med Imaging. 2018;37(11):2514–2525. doi:10.1109/TMI.2018.2837502

Licence: Public research dataset; citation required for any use
Changes: none (4D cine volumes as published)
Used in: Heart MRI · Normal pumping

MNI ICBM152 2009 template

Fonov VS, Evans AC, McKinstry RC, Almli CR, Collins DL. Unbiased nonlinear average age-appropriate brain templates from birth to adulthood. NeuroImage. 2009;47:S102.

Licence: Copyright (C) 1993–2004 Louis Collins, McConnell Brain Imaging Centre, Montreal Neurological Institute, McGill University. Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies. The authors and McGill University make no representations about the suitability of this software for any purpose. It is provided “as is” without express or implied warranty. The authors are not responsible for any data loss, equipment damage, property loss, or injury to subjects or patients resulting from the use or misuse of this software package. Source
Changes: resampled
Used in: Brain MRI · Adult template

Visible Human Project

Courtesy of the U.S. National Library of Medicine, Visible Human Project.

Licence: Public domain; NLM Terms and Conditions
Changes: section extracted and resampled
Used in: Body · Visible Human, labelled (colour cryosection)

VOXEL-MAN Segmented Internal Organs of the Visible Human Male

Höhne KH, Pflesser B, Pommert A, Riemer M, Schiemann T, Schubert R, Schumacher U, Tiede U. Segmented Internal Organs of the Visible Human Male. University Medical Center Hamburg-Eppendorf. Zenodo, 2025. doi:10.5281/zenodo.15882019

Licence: CC BY 4.0
Changes: torso cropped and resampled to 1 mm
Used in: Body · Visible Human, labelled (colour cryosection)

Human Reference Atlas, 3D Reference Organ for Blood Vasculature, Male (v1.3)

HuBMAP / Human Reference Atlas, 3D Reference Object Library: Blood Vasculature, Male, v1.3 (based on the Visible Human Project male). cdn.humanatlas.io/digital-objects/ref-organ/blood-vasculature-male/v1.3

Licence: CC BY 4.0
Changes: abdominal and pelvic vessel meshes registered to the VOXEL-MAN torso and voxelised at 1 mm; renal artery names corrected (left/right swapped in the source)
Used in: Body · Visible Human, labelled (colour cryosection)

Cone-beam X-ray CT data collection for machine learning (Walnut 1)

Der Sarkissian H, Lucka F, van Eijnatten M, Colacicco G, Coban SB, Batenburg KJ. A cone-beam X-ray computed tomography data collection designed for machine learning. Sci Data 6, 215 (2019). doi:10.5281/zenodo.2686725

Licence: CC BY 4.0
Changes: reconstructed volume of walnut 1 processed for the viewer (masked)
Used in: Walnut · CT test object

SegThy — tracked 3D thyroid ultrasound (TUM)

Krönke M, Eilers C, Dimova D, Köhler M, Buschner G, Mirzojan L, Konstantinidou L, Makowski MR, Nagarajah J, Navab N, Weber W, Wendler T. Tracked 3D ultrasound and deep neural network-based thyroid segmentation reduce interobserver variability in thyroid volumetry. PLOS ONE 2022. Data: TUM CAMP, www.cs.cit.tum.de/camp/publications/segthy-dataset/.

Licence: CC BY
Note: The dataset's Readme says 'CC BY license' without a version and permits commercial use with the article cited.
Changes: cropped and resampled to 0.36 mm; tissue classes and a pseudo-CT derived from the labels and echo levels
Used in: Neck · Thyroid, left lobe (real scan)

Three-Dimensional Lower Extremity Musculoskeletal Geometry of the Visible Human Male (University of Denver)

Andreassen TE, Hume DR, Hamilton LD, Walker KE, Higinbotham SE, Shelburne KB. Three dimensional lower extremity musculoskeletal geometry of the Visible Human Female and Male. Sci Data. 2023;10:34. Center for Orthopaedic Biomechanics, University of Denver. doi:10.1038/s41597-022-01905-2

Licence: CC BY 4.0
Changes: final 3D models of the hip and thigh muscles and cartilage voxelised at 1 mm onto the VOXEL-MAN torso (pure shift, same cryosection photos); bones and the muscles VOXEL-MAN names were left to VOXEL-MAN
Used in: Body · Visible Human, labelled (colour cryosection)

Data from The Cancer Imaging Archive: Clark K, Vendt B, Smith K, et al. The Cancer Imaging Archive (TCIA): Maintaining and Operating a Public Information Repository. J Digit Imaging. 2013;26(6):1045–1057. doi:10.1007/s10278-013-9622-7

Tools

TotalSegmentator

Wasserthal J, Breit HC, Meyer MT, et al. TotalSegmentator: Robust Segmentation of 104 Anatomic Structures in CT Images. Radiol Artif Intell. 2023;5(5):e230024. doi:10.1148/ryai.230024

Licence: Apache-2.0 (open tasks only)
Used for: organ labels of the CT volumes, computed offline

Software libraries

Full licence texts and notices: third-party-licenses.txt

@babel/helpers	7.29.7	MIT
@kitware/vtk.js	37.4.1	BSD-3-Clause
@mediapipe/camera_utils	0.3.1675466862	Apache-2.0
@mediapipe/hands	0.4.1675469240	Apache-2.0
@techstark/opencv-js	4.12.0-release.1	Apache-2.0
d3-array	3.2.4	ISC
d3-color	3.1.0	ISC
d3-format	3.1.0	ISC
d3-interpolate	3.0.1	ISC
d3-scale	4.0.2	ISC
fast-deep-equal	3.1.3	MIT
gl-matrix	3.4.3	MIT
js-aruco2	2.0.0	MIT
nifti-reader-js	0.5.4	MIT
pako	2.1.0	(MIT AND Zlib)
seedrandom	3.0.5	MIT
spark-md5	3.0.2	(WTFPL OR MIT)