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Related Experiment Video

Updated: Mar 1, 2026

A Porcine Model of Acute Autologous Pulmonary Embolism

A Porcine Model of Acute Autologous Pulmonary Embolism

Published on: September 6, 2024

Transcirculation Pipeline embolization device deployment: a rescue technique.

Edison P Valle-Giler¹, Elias Atallah¹, Stavropoula Tjoumakaris¹

¹Department of Neurological Surgery, Thomas Jefferson University and Jefferson Hospital for Neuroscience, Philadelphia, Pennsylvania.

Neurosurgical Focus

|June 2, 2017

Summary

This summary is machine-generated.

A transcirculation approach offers a viable alternative for Pipeline Embolization Device (PED) deployment in complex cerebral aneurysm cases. This technique is crucial when difficult patient anatomy prevents standard catheter navigation for the device.

Keywords:

ACA = anterior cerebral artery ACoA = anterior communicating artery CCA = common carotid artery ICA = internal carotid artery PED = Pipeline embolization device Pipeline embolization device contralateral internal carotid artery rescue technique transcirculation

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Area of Science:

Endovascular neurosurgery
Cerebrovascular disease management

Background:

The Pipeline Embolization Device (PED) is a key treatment for unruptured cerebral aneurysms.
Challenging patient anatomy or vascular stenosis can impede successful PED delivery.

Observation:

A case study involving a 44-year-old woman with a right superior hypophyseal artery aneurysm and internal carotid artery dissection is presented.
Angiography confirmed persistent dissection and stenosis despite antiplatelet therapy, complicating standard treatment approaches.

Findings:

An alternative PED deployment technique using a transcirculation approach via the contralateral internal carotid artery and anterior communicating artery was successfully employed.
This method enabled effective device placement despite ipsilateral anatomical challenges.

Implications:

Transcirculation deployment of PED is a feasible strategy for treating cerebral aneurysms in patients with difficult or contraindicated ipsilateral anatomy.
This technique expands treatment options for complex cerebrovascular cases, potentially improving patient outcomes.