📋 FDA Reference

Sterling OTW PTA Balloon Dilatation Catheter Model H74939032-Xxxxxx

Boston Scientific Corporation

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Summary: The Sterling OTW PTA Balloon Dilatation Catheter is a medical device used primarily in vascular procedures to dilate narrowed blood vessels. It is commonly used by interventional radiologists and vascular surgeons.

FDA Clearance Information

Pathway ? 510(k)
Number ? K053116 ↗
Decision Date ? December 16, 2005
Product Code ? DQY Catheter, Percutaneous
Device Class ? Class 2
Evidence ? 0 studies

The Sterling OTW PTA Balloon Dilatation Catheter by Boston Scientific was cleared through the FDA 510(k) pathway on December 16, 2005. It is classified as a Class 2 device under product code DQY.

What It Is

The Sterling OTW PTA Balloon Dilatation Catheter is a percutaneous transluminal angioplasty (PTA) device designed to open narrowed or blocked blood vessels. It works by inflating a balloon at the site of the stenosis, which compresses the plaque against the vessel wall, improving blood flow. This device is typically used over a guidewire, providing precise control during vascular interventions.

FDA-Cleared Indications

  • Percutaneous transluminal angioplasty of stenotic peripheral arteries.
  • Dilation of narrowed arterial segments in patients with peripheral vascular disease.
  • Treatment of arterial stenoses using balloon inflation over a guidewire.

Clinical Applications

  • Balloon angioplasty of peripheral arterial stenosis.
  • Treatment of flow-limiting arterial narrowing in the lower extremities.
  • Dilation of a stenosis during an endovascular peripheral vascular procedure.
  • Use over a guidewire to position and inflate the balloon across a target arterial lesion.

Reported off-label uses

  • Balloon dilation of selected venous stenoses may be reported in clinical practice, but use depends on the specific catheter labeling, vessel, and clinical circumstances.
  • Use in vessels or lesion types outside the cleared labeling may occur in practice, but should be evaluated by the treating physician and is not an FDA-cleared indication for this device.

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.

Practical Considerations

  • The catheter is available in multiple balloon diameters and lengths; the treating physician selects a size based on the target vessel and lesion.
  • It is an over-the-wire system and requires compatible guidewire access for advancement and positioning.
  • Placement and inflation are performed with fluoroscopic or other appropriate imaging guidance, typically through arterial access such as the common femoral or radial artery, depending on the procedure.
  • The device should be handled carefully to avoid balloon damage, loss of catheter integrity, vessel injury, dissection, perforation, thrombosis, or embolization.
  • MRI safety depends on the exact model and whether the catheter remains in the patient; the specific product labeling should be reviewed before MRI. It is generally a temporary-use device and is removed after angioplasty.

Frequently Asked Questions

What is the Sterling OTW PTA Balloon Catheter used for?

It is used to dilate narrowed blood vessels in patients with peripheral artery disease, improving blood flow.

What specialties typically use this device?

Interventional radiologists and vascular surgeons commonly use this device in vascular procedures.

What are the FDA-cleared indications?

The device is indicated for dilating stenotic vessels in patients with peripheral artery disease to improve circulation.

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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