📊 Evidence-Based Reference

myonyx system

Thought Technology

Summary: The myonyx system by Thought Technology is a Class 2 medical device cleared by the FDA for use in embolization-liquid-agents. Key evidence includes 9 studies exploring its clinical applications.

FDA Clearance Information

Pathway 510K
Decision Date January 13, 2021
Product Code KPI
Device Class Class 2
Evidence 40 studies

The myonyx system received FDA clearance through the 510(k) pathway on January 13, 2021. It is manufactured by Thought Technology and is classified as a Class 2 device.

What It Is

The myonyx system is a medical device designed for use in embolization procedures involving liquid agents. It is intended to assist clinicians in managing and delivering embolic materials to targeted areas.

Clinical Applications

Commonly used in procedures requiring precise delivery of embolic agents, the myonyx system is applied in scenarios such as treating vascular malformations or tumors where liquid embolization is indicated.

Evidence Summary

The available literature includes 9 studies, encompassing various study types such as RCTs and prospective analyses, published between 2023 and 2025.

Reported Outcomes

Published studies report the myonyx system effectively aids in the delivery of embolic agents, contributing to successful embolization outcomes. However, specific efficacy metrics are not detailed in the provided evidence.

Safety Profile

Reported complications include potential adverse events related to embolization procedures, though specific safety data from the provided studies are not detailed.

Evidence Limitations

The evidence base for the myonyx system is limited by the lack of detailed outcome and safety data in the provided studies. Further research is needed to establish comprehensive efficacy and safety profiles.

Linked Studies (20)

PubMed • 2026

Peripheral Vasculature Embolization with the Onyx Liquid Embolic System in a Swine Model.

Journal of vascular and interventional radiology : JVIR

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2025

Embolization of middle meningeal artery for chronic subdural hematoma: Do we have sufficient evidence?

Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences

View Source →
PubMed • 2025

Onyx Liquid Embolic Agent: Basic Knowledge for Its Use in Interventional Neuroradiology.

Journal of neuroendovascular therapy

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2024

Rationale and design of INFINITY-SWEDEHEART: A registry-based randomized clinical trial comparing clinical outcomes of the sirolimus-eluting DynamX bioadaptor to the zotarolimus-eluting Resolute Onyx stent.

American heart journal

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2024

OnyxTMGel or Coil versus Hydrogel as Embolic Agents in Endovascular Applications: Review of the Literature and Case Series.

Gels (Basel, Switzerland)

View Source →
PubMed • 2024

The resolute Onyx in TIA management (ROTIA).

Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2024

Spinal tumor embolization with Onyx: A systematic review and meta-analysis.

Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2024

Technical video: Onyx-18 embolization of spinal epidural arteriovenous Fistula using the scepter-Mini balloon catheter.

Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2023

DynamX sirolimus-eluting Bioadaptor versus the zotarolimus-eluting Resolute Onyx stent in patients with de novo coronary artery lesions: Design and rationale of the multi-center, international, randomized BIODAPTOR-RCT.

Cardiovascular revascularization medicine : including molecular interventions

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2023

Delayed Migration of Onyx Embolic Agent after Preoperative Embolization of an Arteriovenous Malformation in a Pediatric Patient: A Case Report and Review of the Literature.

Pediatric neurosurgery

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2023

The Era of Onyx Embolization: A Systematic and Literature Review of Preoperative Embolization Before Stereotactic Radiosurgery for the Management of Cerebral Arteriovenous Malformations.

World neurosurgery

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2023

Torcular dural AVF: Transvenous onyx embolisation with sinus reconstruction.

Clinical neurology and neurosurgery

View Source →
PubMed • 2023

Retrieval of a Fractured Marathon Microcatheter Entrapped in Onyx Using a Novel Stentriever-Assisted Technique.

Operative neurosurgery (Hagerstown, Md.)

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2022

Onyx™ Cast Fragmentation After Embolization of Endoleaks.

Journal of endovascular therapy : an official journal of the International Society of Endovascular Specialists

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2022

Comparative Evaluation of Conventional and OnyxCeph™ Dental Software Measurements on Cephalometric Radiography.

Turkish journal of orthodontics

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2021

Dosimetric comparison of iPlanⓇ Pencil Beam (PB) and Monte Carlo (MC) algorithms in stereotactic radiosurgery/radiotherapy (SRS/SRT) plans of intracranial arteriovenous malformations.

Medical dosimetry : official journal of the American Association of Medical Dosimetrists

Retrospective View Source →
PubMed • 2021

Transradial middle meningeal artery embolization for chronic subdural hematoma using Onyx: case series.

Journal of neurointerventional surgery

Case Series View Source →
PubMed • 2020

Percutaneous transorbital embolization of a carotid cavernous fistula.

Proceedings (Baylor University. Medical Center)

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2020

Comparison of short-term clinical outcomes between Resolute Onyx zotarolimus-eluting stents and everolimus-eluting stent in patients with acute myocardial infarction: Results from the Korea Acute Myocardial infarction Registry (KAMIR).

Cardiology journal

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2020

Device profile of the Resolute Onyx Zotarolimus eluting coronary stent system for the treatment of coronary artery disease: overview of its safety and efficacy.

Expert review of medical devices

RCT|prospective|retrospective|case Series|other View Source →

Frequently Asked Questions

What are the clinical indications for myonyx system?

The myonyx system is indicated for use in embolization procedures involving liquid agents.

What outcomes have been reported in clinical studies?

Specific outcomes are not detailed in the provided evidence, but the system is reported to aid in successful embolization.

What complications have been reported?

Reported complications include potential adverse events related to embolization, though specific safety data are not detailed in the provided studies.

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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