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Tuberculosis, often called TB, is a contagious illness primarily caused by Mycobacterium tuberculosis. It mainly affects the lung parenchyma but can also impact other body parts.
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Related Experiment Video

Updated: Feb 5, 2026

Use of Electromagnetic Navigational Transthoracic Needle Aspiration E-TTNA for Sampling of Lung Nodules
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[SIMULATION AND NAVIGATION OF PULMONARY SEGMENTECTOMY WITH HOMEMADE SOFTWARE].

Takamasa Onuki

    Nihon Geka Gakkai Zasshi
    |September 4, 2018
    PubMed
    Summary

    This study presents custom software for 3D pulmonary surgical simulation, enabling detailed pre-operative planning for segmentectomy. This approach aims to reduce surgical time and improve patient outcomes through enhanced visualization and data sharing.

    Area of Science:

    • Thoracic Surgery
    • Medical Imaging
    • Computational Anatomy

    Background:

    • Pulmonary segmentectomy involves complex 3D bronchial and vascular variations.
    • Pre-surgical simulation can optimize operative planning, potentially reducing surgical duration and complexity.

    Purpose of the Study:

    • To introduce novel software for creating simplified 3D anatomical models for pulmonary segmentectomy simulation.
    • To explore the application of this software in pre-surgical planning and navigation.

    Main Methods:

    • Development of custom software to reconstruct 3D lung structures (bronchi, vessels, tumors) from computed tomography (CT) data using a surface-rendering method.
    • Interactive input of anatomical data (cylinder points, diameters) and sharing capabilities via internet modeler shareware.

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  • Analysis of data from over 500 surgical cases utilizing the simulation software.

    • Main Results:

    • The software generates simplified 3D models (cylinders with branches) for pre-surgical simulation.
    • The system allows for continuous data input and modification of anatomical structures.
    • Surface-rendering techniques are employed for 3D reconstruction, differing from conventional volume-rendering methods.

    Conclusions:

    • Customized 3D simulation software offers a viable tool for pulmonary segmentectomy planning.
    • The developed methods facilitate detailed pre-operative visualization and data sharing, potentially enhancing surgical efficiency.
    • Future trends include further applications in simulated surgery, navigation, and analysis of operative outcomes.