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microsnare
Microvena
Summary: The microsnare by Microvena is a device used primarily for the retrieval of foreign bodies in vascular procedures. Key evidence highlights its use in safely retrieving migrated devices and fragments with minimal invasiveness.
FDA Clearance Information
Pathway
510K
Number
K925439 ↗
Decision Date
September 24, 1993
Product Code
DQY
Device Class
Class 2
Evidence
0 studies
The microsnare was cleared by the FDA through the 510(k) pathway on September 24, 1993. It is manufactured by Microvena and classified as a Class 2 device.
What It Is
The microsnare is a medical device designed for the retrieval of foreign bodies within the vascular system. It operates by ensnaring and securing objects for removal, typically used in endovascular procedures.
Clinical Applications
Commonly used in scenarios where foreign body retrieval is necessary, such as the removal of migrated stents or coils, and retrieval of transected catheter fragments. It provides a minimally invasive alternative to open surgery.
Evidence Summary
The literature includes 10 studies, comprising case series and technical reports, published up to 2024. These studies explore the device's application in various retrieval scenarios, highlighting its versatility and safety.
Reported Outcomes
Published studies report successful retrieval of migrated devices and foreign bodies using the microsnare, with high efficacy in minimizing procedural complications. The device has been effective in both intracranial and peripheral vascular applications.
Safety Profile
Reported complications include rare instances of device malposition and migration, which are generally resolved with the use of the microsnare. The device is noted for its safety profile in endovascular retrieval procedures.
Evidence Limitations
The current evidence is limited by the small sample sizes and the lack of randomized controlled trials. Further research is needed to establish long-term outcomes and optimize retrieval techniques.
Frequently Asked Questions
What are the clinical indications for microsnare?
The microsnare is indicated for the retrieval of foreign bodies in the vascular system, such as migrated stents or catheter fragments.
What outcomes have been reported in clinical studies?
Studies report high efficacy in retrieving foreign bodies with minimal complications, particularly in endovascular settings.
What complications have been reported?
Safety data indicate rare complications such as device malposition, which are typically resolved with the microsnare.
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.