Choke Vessel Visualization

Choke vessel visualization is the imaging and mapping of small vascular connections between adjacent tissue territories, a process that helps explain how blood supply extends beyond individual perforasomes. These vessels can initially limit perfusion between territories but may dilate and recruit additional flow after reduced blood supply or a surgical delay, enabling collateral circulation and tissue adaptation. In medicine, visualizing choke vessels supports the design and assessment of perforator and skin flaps used in reconstructive surgery. It can help researchers evaluate perfusion patterns, anticipate tissue survival, and refine procedures that reduce ischemic injury and postoperative complications.

Choke Vessel Visualization - Related Videos

Research

JoVE EoE - Large Animal Models

Hepatic Angiography: A Procedure to Visualize Liver Tumor Vessels in a Rabbit Model

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2025

In this video, we demonstrate a step-by-step procedure to perform hepatic angiography using a fluoroscope that enables the real-time visualization of blood vessels associated with a liver tumor in a rabbit model.

Intravascular Perfusion of Carbon Black Ink Allows Reliable Visualization of Cerebral Vessels

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Cited by 16 •

2013

Analysis of rodent cerebrovascular anatomy plays an important role in experimental stroke research. In this context, intravascular perfusion with colored latex has been considered as a standard tool for several years. However, this technique implies distinct technical limitations, which undermine its reproducibility. Here, we describe a simple method to visualize cerebral vessels in a reproducible manner. Injection of a mixture of two commercially available carbon black inks through the left...

Assessing Vessel Perfusion via Angiography: A Technique to Introduce Contrast Agent in Descending Aorta to Visualize Blood Vessel Perfusion in Rabbit Model

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2025

This video describes the technique for performing angiography by injecting a contrast agent into the descending aorta to visualize blood vessel perfusion in a rabbit model. This technique helps to understand the perfusion in blood vessels with blockages and after treatment during recovery.

Congo Red Staining to Visualize Amyloid Fibrils in Cerebral Vessel Walls

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2025

The tissue shows amyloid fibrils and abnormal protein aggregates in the cerebral vessel walls, which are key indicators of neurological disorders.

A Novel Mammary Fat Pad Transplantation Technique to Visualize the Vessel Generation of Vascular Endothelial Stem Cells

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Cited by 1 •

2017

This work demonstrates a novel approach to assess the proliferation, differentiation, and vessel-forming potential of vascular endothelial stem cells (VESCs) through mammary fat pad transplantation followed by whole-mount tissue preparation for microscopic observation. A lineage tracing strategy to investigate the behavior of VESCs in vivo is also presented.

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