📊 Evidence-Based Reference

cyberknife robotic radiosurgery system

Accuray

Summary: The CyberKnife Robotic Radiosurgery System is a non-invasive treatment device used primarily for stereotactic radiosurgery. Key evidence highlights its efficacy in treating brain metastases and other tumors with precision.

FDA Clearance Information

Pathway 510K
Decision Date September 28, 2006
Product Code MUJ
Device Class Class 2
Evidence 0 studies

The CyberKnife Robotic Radiosurgery System was cleared by the FDA through the 510(k) pathway on September 28, 2006. It is manufactured by Accuray and classified as a Class 2 device under product code MUJ.

What It Is

The CyberKnife Robotic Radiosurgery System is a robotic radiosurgery device designed to deliver precise, high-dose radiation to tumors with sub-millimeter accuracy. It is intended for the treatment of various types of tumors, including those in the brain, spine, lung, and liver.

Clinical Applications

Common clinical scenarios for the CyberKnife system include treating brain metastases, vestibular schwannomas, and other intracranial and extracranial tumors. It is particularly useful in cases where traditional surgery is not feasible.

Evidence Summary

The available literature includes 15 studies, comprising various study types such as cohort studies and retrospective analyses. The studies span from 2022 to 2025, providing insights into the system's clinical efficacy and safety.

Reported Outcomes

Published studies report that the CyberKnife system achieves effective local control of tumors, particularly in brain metastases and vestibular schwannomas. Long-term outcomes indicate favorable survival rates and tumor control with minimal invasiveness.

Safety Profile

Reported complications include challenges in balancing efficacy and toxicity, particularly in larger lesions. However, the system's precision minimizes damage to surrounding healthy tissue, reducing the risk of adverse effects.

Evidence Limitations

Evidence gaps include the need for more randomized controlled trials to establish long-term efficacy and safety across diverse patient populations. Further research is needed to optimize treatment protocols for larger and more complex tumors.

Frequently Asked Questions

What are the clinical indications for CyberKnife Robotic Radiosurgery System?

The CyberKnife system is indicated for the treatment of brain metastases, vestibular schwannomas, and other tumors where precision radiosurgery is required.

What outcomes have been reported in clinical studies?

Studies report effective local tumor control and favorable survival rates, particularly in brain metastases and vestibular schwannomas.

What complications have been reported?

Reported complications include potential toxicity in larger lesions, though the system's precision generally minimizes adverse effects.

Disclaimer: This page compiles publicly available regulatory and published clinical evidence for educational reference. It does not constitute medical advice, product endorsement, or a recommendation for clinical use. Always consult manufacturer documentation and clinical judgment for patient care decisions.

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