📊 Evidence-Based Reference

Novoste Guiding Catheter

Novoste

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Summary: The Novoste guiding catheter is used in coronary brachytherapy procedures. It is primarily indicated for in-stent restenosis treatment. Key evidence highlights successful procedures using transradial approaches.

FDA Clearance Information

Pathway ? 510(k)
Number ? K911527 ↗
Decision Date ? April 24, 1991
Product Code ? DQY Catheter, Percutaneous
Device Class ? Class 2
Evidence ? 0 studies

The Novoste guiding catheter was cleared through the FDA 510(k) pathway on April 24, 1991. It is manufactured by Novoste and classified as a Class 2 device under product code DQY.

What It Is

The Novoste guiding catheter is a medical device used in coronary brachytherapy, particularly for treating in-stent restenosis. It facilitates the delivery of radiation therapy to coronary arteries, using a transradial approach.

FDA-Cleared Indications

  • Percutaneous catheter use for access to, navigation through, or delivery of devices within the vascular system, consistent with product code DQY.

Clinical Applications

  • Use as a guiding catheter during selected percutaneous vascular interventions.
  • Navigation through an arterial or venous access route to position another catheter or endovascular device.
  • Use in procedures requiring fluoroscopic guidance and controlled catheter advancement.

Reported off-label uses

  • Use as part of coronary brachytherapy procedures has been described for treatment of in-stent restenosis, but this use should be confirmed against the device-specific labeling and current availability.
  • Use through transradial access has been reported in clinical practice for selected coronary interventions.

Off-label use: these uses are reported in practice or the literature but are not part of the FDA-cleared indications. Physicians may use a cleared device off-label based on their medical judgment; the manufacturer may not promote off-label uses.

Evidence Summary

The literature includes two studies focusing on the Novoste guiding catheter. These studies, published in 2001 and 2002, explore its use in coronary brachytherapy and the dosimetric effects of guide wires.

Reported Outcomes

Published studies report successful completion of coronary brachytherapy procedures using the Novoste guiding catheter. In one study, all lesions were successfully dilated without the need for additional stents. The device demonstrated effective navigation and delivery of therapy.

Safety Profile

Reported complications include potential dosimetric effects due to the presence of metallic guide wires during procedures. However, specific adverse events related to the catheter itself were not detailed in the provided studies.

Evidence Limitations

The evidence is limited by the small sample size and lack of detailed safety outcomes. Further research is needed to explore long-term efficacy and safety, as well as comparisons with other devices.

Practical Considerations

  • Confirm the catheter's labeled size, length, tip configuration, guidewire compatibility, and maximum pressure before use.
  • Use fluoroscopic imaging and standard sterile technique; advance without force to reduce the risk of vessel injury, dissection, or perforation.
  • Compatibility with other catheters, wires, radiation-delivery systems, contrast agents, and access sheaths must be checked before the procedure.
  • MRI safety depends on the exact model and whether the catheter contains metallic or other MR-conditional components; do not assume it is MRI safe without current manufacturer labeling.
  • The device is generally intended for single-use procedural application; inspect packaging and device integrity before use and follow the labeled contraindications and warnings.

Procedures that use this device

Frequently Asked Questions

What are the clinical indications for Novoste guiding catheter?

The Novoste guiding catheter is indicated for use in coronary brachytherapy, particularly for treating in-stent restenosis.

What outcomes have been reported in clinical studies?

Studies report successful dilation of lesions and completion of procedures without additional stenting, demonstrating effective use in coronary brachytherapy.

What complications have been reported?

Reported complications include potential dosimetric effects from metallic guide wires, though specific adverse events related to the catheter were not detailed.

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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