Mathematical Modeling and Simulation of Coupled Aqueous Humor Flow and Temperature Distribution in a Realistic 3D...

Area of Science:

• Ocular Physiology
• Biomedical Engineering
• Computational Fluid Dynamics

Background:

• Aqueous humor dynamics are crucial for maintaining intraocular pressure and ocular health.
• Understanding heat transfer in the eye is important for various physiological processes and potential treatments.

Purpose of the Study:

• To develop a comprehensive computational model for simulating coupled aqueous humor flow and heat transfer in the human eye.
• To analyze the effects of postural changes and wall shear stress on ocular tissues.

Main Methods:

• Development of a detailed three-dimensional computational model.
• Utilizing high-performance computing for efficient solution of complex meshing and discrete problems.
• Incorporating convective effects due to temperature variations in the anterior and posterior chambers.

Main Results:

• The model accurately simulates aqueous humor dynamics, including fluid velocity, pressure, and temperature distribution.
• Results show good agreement with existing numerical data in the literature.
• Analysis revealed insights into mechanical forces on ocular tissues due to postural changes and wall shear stress.

Conclusions:

• The developed model provides a robust tool for understanding ocular physiology.
• This simulation enhances knowledge of aqueous humor dynamics and heat transfer.
• The findings may support advancements in ophthalmological clinical research and treatment optimization.