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Related Experiment Video

Updated: Feb 15, 2026

Adaptable Angled Stereotactic Approach for Versatile Neuroscience Techniques
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Frameless Functional Stereotactic Approaches.

Viktoras Palys, Kathryn L Holloway

    Progress in Neurological Surgery
    |January 15, 2018
    PubMed
    Summary

    Frameless stereotactic systems offer a safe and effective alternative to traditional stereotactic frames for deep brain stimulation surgery. Studies show frameless and frame-based systems provide equivalent accuracy and clinical outcomes.

    Area of Science:

    • Neurosurgery
    • Medical Devices
    • Neurological Surgery

    Background:

    • The stereotactic frame has been the standard for deep brain targeting since 1947.
    • Limitations exist for both surgeons and patients with frame-based systems.
    • A need for accurate and reliable frameless alternatives was identified.

    Purpose of the Study:

    • To review and compare frameless stereotactic systems with traditional frame-based systems.
    • To evaluate the accuracy, reliability, and clinical outcomes of frameless approaches.
    • To discuss procedural aspects, advantages, and disadvantages of frameless systems.

    Main Methods:

    • Review of studies comparing frame-based and frameless stereotactic systems.
    • Analysis of experimental and clinical accuracy data.

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  • Evaluation of clinical outcomes and procedural details of Nexframe, STarFix, and ClearPoint systems.

    • Main Results:

    • Frameless and frame-based stereotactic systems demonstrate equivalent accuracy.
    • Clinical outcomes are comparable between frameless and frame-based approaches.
    • Frameless systems are safe, accurate, and effective for functional stereotactic procedures.

    Conclusions:

    • Frameless stereotaxy is a viable and effective alternative to frame-based systems for deep brain stimulation.
    • Nexframe, STarFix, and ClearPoint systems meet the need for reliable frameless neurosurgical targeting.
    • Further understanding of stereotactic errors and procedural nuances is beneficial.