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External Ventricular Drainage Complication Risks and Accuracy Analysis.

World neurosurgery·2021

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Augmented reality for external ventricular drain placement: Model alignment and integration software.

Anton Nikolaevich Konovalov^1,2, Dmitry Nikolaevich Okishev¹, Yuri Viktorovich Pilipenko¹

¹Department of Vascular Neurosurgery, Federal State Autonomous Institution "National Medical Research Center of Neurosurgery named after Academician N.N.Burdenko" of the Ministry of Health of the Russian Federation, Moscow, Russian Federation.

Surgical Neurology International

|April 10, 2025

Summary

Augmented reality (AR) navigation shows promise for improving external ventricular drainage (EVD) placement accuracy and safety in neurosurgery. This AR-assisted approach resulted in minimal catheter deviation and no observed complications in a small patient trial.

Keywords:

Augmented reality Augmented reality navigation External ventricular drain Microsoft HoloLens 2 Neurosurgery

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Area of Science:

Neurosurgery
Medical Technology
Augmented Reality Applications

Background:

External ventricular drainage (EVD) is a crucial neurosurgical procedure.
Improper EVD catheter positioning can lead to severe complications.
Augmented reality (AR) offers potential to enhance surgical precision and safety.

Purpose of the Study:

To evaluate a novel AR-assisted approach for EVD placement.
To assess the accuracy and safety of AR navigation in neurosurgery.

Main Methods:

A clinical trial involving three patients undergoing EVD placement.
Utilized Microsoft HoloLens 2 and Medgital software for AR guidance.
Employed cranial landmark-based and QR code-based alignment with patient-specific 3D models.

Main Results:

AR navigation demonstrated potential for improved catheter placement accuracy.
Observed catheter placement deviations of 2.3 mm, 1.5 mm, and 0.5 mm in three cases.
No postoperative complications were reported, indicating the safety of the AR-guided method.

Conclusions:

AR-assisted navigation is a viable tool for neurosurgical procedures like EVD placement.
The findings support further integration of AR technology to improve patient outcomes and efficiency in neurosurgery.