Computational fluid dynamics for improved bioreactor design and 3D culture

Area of Science:

• Biomedical Engineering
• Fluid Mechanics
• Tissue Engineering

Background:

• The hydrodynamic environment significantly influences the development of tissue engineering constructs (TECs).
• Bioreactors have traditionally been viewed as "black boxes" in tissue engineering.
• Understanding fluid mechanics and nutrient transport is crucial for TECs.

Purpose of the Study:

• To review the applications of computational fluid dynamics (CFD) in tissue engineering bioreactors.
• To highlight the impact of fluid flow on cellular responses within bioreactors.
• To emphasize CFD as a tool for analyzing fluidic forces in tissue engineering.

Main Methods:

• Review of existing literature on CFD applications in tissue engineering bioreactors.
• Discussion of fluid flow processes and their implications on cellular behavior.
• Analysis of how CFD can visualize and quantify fluidic forces.

Main Results:

• CFD provides detailed insights into fluid mechanics and nutrient transport within bioreactors.
• Fluid flow processes directly affect cellular attachment, migration, and proliferation.
• CFD enables visualization of fluidic forces and stresses on cells and TECs.

Conclusions:

• CFD is an invaluable tool for tissue engineering research.
• CFD aids in the design and production of clinically useful grafts and implants.
• Integrating CFD enhances the understanding and optimization of bioreactor performance.