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Platinum wire: a new transvascular embolic agent.

P J Yang1, V V Halbach, R T Higashida

  • 1Department of Radiology, UCSF 94143.

AJNR. American Journal of Neuroradiology
|May 1, 1988
PubMed
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Platinum coils can be delivered through microcatheter systems for arteriovenous fistula embolization. This technique achieved complete occlusion in most cases with minimal complications, offering a viable embolic option.

Area of Science:

  • Interventional Radiology
  • Vascular Surgery
  • Medical Device Technology

Background:

  • Standard embolic coils are incompatible with certain microcatheter systems.
  • Vascular access limitations necessitate alternative embolic agents for specific anatomical targets.

Observation:

  • Platinum coils were utilized as an embolic agent in nine embolization procedures for arteriovenous fistulas.
  • Procedures involved eight patients and employed a tracker (2.2-French) catheter system for delivery.

Findings:

  • Complete occlusion of arteriovenous fistulas was achieved in six out of nine cases.
  • Platinum coil embolization, sometimes augmented with other agents, demonstrated efficacy.
  • Two complications occurred, with no permanent neurological deficits reported.

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Implications:

  • Platinum coils offer a biocompatible, radiopaque, and thrombogenic option for embolization via microcatheters.
  • This method expands treatment possibilities for vascular malformations accessible only by microcatheter systems.
  • The use of platinum coils represents a safe and effective alternative in specific embolization scenarios.