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Related Experiment Video

Updated: Jul 20, 2026

A Protocol for Real-time 3D Single Particle Tracking

A Protocol for Real-time 3D Single Particle Tracking

Published on: January 3, 2018

Performance of optically tracked instrumented pointers: a systematic literature review.

Kristóf Rácz¹, Beáta Seregély², Rita M Kiss³

¹Department of Mechatronics, Optics and Mechanical Engineering Informatics, Faculty of Mechanical Engineering, Budapest University of Technology and Economics, Műegyetem rkp. 3., H-1111, Budapest, Hungary. racz.kristof@mogi.bme.hu.

Biomedical Engineering Online

|December 3, 2025

Summary

Optically tracked pointers in motion analysis can have errors up to 5 mm, while surgical navigation pointers aim for sub-millimeter accuracy. Key performance factors include tracking volume, instrument design, and tip calibration for improved localization systems.

Keywords:

Instrumented pointer Motion analysis Precision Surgical navigation Systematic review

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Area of Science:

Biomedical Engineering
Medical Physics
Kinesiology

Background:

Systematic review on optically tracked instrumented pointers for motion analysis.
Includes surgical navigation research for comparative insights.

Purpose of the Study:

Overview of pointer performance in motion analysis.
Establish benchmarks for localization systems.

Main Methods:

Searched Scopus, ScienceDirect, PubMed, Web of Science up to April 2025.
Keywords: 'pointer', 'anatomical landmark', 'motion analysis'.
Included 24 papers (16 surgical navigation, 8 motion analysis).

Main Results:

Motion analysis pointers: errors up to 5 mm.
Surgical navigation pointers: expected errors < 1 mm.
Critical factors: tracking volume, instrument length, marker arrangement, tip calibration.

Conclusions:

Performance benchmarks for current and future localization systems.
Informs users for system comparison and developers for accuracy improvements.
Highlights importance of calibration and design in pointer accuracy.