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Updated: Jul 11, 2026
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Shock Wave Application to Cell Cultures
Published on: April 8, 2014
12.7K
An Approach for Studying the Direct Effects of Shock Waves on Neuronal Cell Structure and Function
Michael Hanna1, Bryan J Pfister2
1Biomedical Engineering Department, Tandon School of Engineering, New York University, Brooklyn, NY 10012, USA.
Cells
|April 25, 2025
Summary
Blast-induced traumatic brain injury (bTBI) research shows wave oscillation frequency, not amplitude, significantly impacts neuronal viability. This finding highlights the skull
Area of Science:
- Neuroscience
- Biomedical Engineering
- Traumatic Brain Injury Research
Background:
- Neurological changes from blast-induced traumatic brain injury (bTBI) are not fully understood.
- In vitro models offer real-time neuronal response tracking, which is difficult in animal models.
Purpose of the Study:
- Develop an in vitro model with controlled blast biomechanics.
- Investigate the direct effects of primary shock waves on neurons.
Main Methods:
- Created a blast injury apparatus simulating the human skull and cerebrospinal fluid.
- Exposed primary neuronal cells to 70 kPa peak blast overpressure.
- Measured neuronal viability and pressure wave transmission through varying skull thicknesses.
Main Results:
- Analyzed internal pressure wave transmission, measuring incident and internal pressures.
- Found wave oscillation frequency, not amplitude, significantly affected neuronal viability post-blast.
- Investigated three apparatus wall thicknesses to mimic human skull variations.
Conclusions:
- Skull thickness influences shock wave transmission to neurons.
- Wave oscillation frequency is a critical factor in blast-induced traumatic brain injury.
- In vitro models can effectively study neuronal responses to blast overpressure.
