Artery diagram
Searched over 200M research papers for "artery diagram"
Summary
10 papers analyzed
These studies suggest that various models and analyses of the arterial system, including persistent homology, one-dimensional and multi-branched models, and CT-specific atlases, provide accurate predictions and simulations of arterial behavior, dynamics, and anatomical structures.
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Comprehensive Overview of Artery Diagrams and Models
Introduction to Artery Diagrams
Artery diagrams are essential tools in both medical education and clinical practice, providing detailed visual representations of the arterial system. These diagrams help in understanding the complex branching patterns and the flow dynamics within the human body. Recent advancements in modeling and imaging techniques have significantly enhanced the accuracy and utility of these diagrams.
Persistent Homology in Brain Artery Trees
Persistent homology, a concept from topological data analysis, has been applied to brain artery trees to improve statistical analyses. This method quantifies the branching and looping of vessels at multiple scales, leading to better correlations with covariates such as age and sex. These correlations remain significant even after controlling for earlier significant summaries, highlighting the robustness of this approach.
One-Dimensional Models of the Systemic Arterial Tree
A comprehensive one-dimensional (1-D) model of the human arterial tree has been developed, encompassing all main systemic arteries and including a detailed description of cerebral vasculature. This model uses numerical solutions of the momentum and continuity equations to obtain pressures and flows throughout the arterial tree. Validation against noninvasive measurements in young volunteers showed good agreement, supporting the model's applicability in human circulation studies.
Anatomical Branching Structures
The human arterial system's anatomical branching structure has been modeled to include 128 segments representing central vessels and major peripheral arteries. This model helps in investigating wave propagation and simulating arterial dynamics under pathological conditions such as arteriosclerosis and stenosis. The model's predictions align well with experimental measurements, demonstrating its accuracy.
Supratentorial Cerebral Arterial Territories
A high-resolution atlas of supratentorial cerebrovascular territories has been developed for CT scans, based on diffusion-weighted MRI data from patients with large artery infarcts. This atlas allows for accurate delineation of arterial territories and borders on CT images, facilitating better diagnosis and treatment planning for cerebral infarctions.
Microsurgical Anatomy of the Middle Cerebral Artery
The early branches of the middle cerebral artery (MCA) have been characterized based on their origin, diameter, and supply areas. These branches, which supply the temporal and frontal lobes, show significant anatomical diversity but can be classified into distinct patterns. This classification aids in evaluating angiographic data and planning surgical procedures.
Computer Models of the Anterior Cerebral Artery
A computer model of the anterior cerebral artery's cortical branches has been developed using stereotaxic coordinates and anatomical specimens. This model provides an ideal diagram of the artery, projected on a model atlas brain, enhancing the understanding of its anatomical structure.
Conclusion
Artery diagrams and models are crucial for understanding the complex structure and function of the arterial system. Advances in topological data analysis, one-dimensional modeling, and high-resolution imaging have significantly improved the accuracy and utility of these diagrams. These tools not only aid in medical education and clinical practice but also enhance research into arterial dynamics and pathologies.
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Most relevant research papers on this topic
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Arterial Vascular Patterns.
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4 Citations
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