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The biomechanical signature of loss of consciousness: computational modelling of elite athlete head injuries.

Author: CournoyerJanie, FischerDavid, GhajariMazdak, HoshizakiThomas B, KartonClara, KempSimon, LaiHelen, SharpDavid J, SniderSamuel B, ZimmermanKarl A

Journal ArticleAn article published in an academic or professional journal that reports original research or scholarly analysis.
ReviewAn article that critically examines existing research on a particular topic and summarizes the current state of knowledge in the field.
Research Support, Non-U.S. Gov'tResearch funding provided by government agencies outside the United States.

Overview

This study investigated the biomechanical effects of head impacts in professional American football that led to loss of consciousness, dystonic posturing, or no neurological signs. It was found that impacts causing loss of consciousness produced higher head acceleration and brain deformation, particularly in brainstem regions involved in arousal. Dystonic posturing was associated with higher deformation in motor cortical regions. These findings suggest that head impacts can cause loss of consciousness through a biomechanical effect on brainstem nuclei involved in consciousness maintenance.
Paper Details　
Original Abstract of the Article :
Sports related head injuries can cause transient neurological events including loss of consciousness and dystonic posturing. However, it is unknown why head impacts that appear similar produce distinct neurological effects. The biomechanical effect of impacts can be estimated using computational mod...See full text at original site
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引用元：
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10316777/

データ提供：米国国立医学図書館（NLM）

Unveiling the Biomechanics of Loss of Consciousness

Sports-related head injuries can lead to transient neurological events, including loss of consciousness and dystonic posturing. This study investigates the biomechanical forces involved in these events, using computational models of brain strain. The researchers analyzed video footage of American football impacts that resulted in loss of consciousness, posturing, or no neurological signs. Their findings suggest that loss of consciousness is associated with high strain rates in specific brainstem regions implicated in maintaining consciousness, while dystonic posturing is linked to high deformation in motor cortex regions.

The Biomechanical Signature of Brain Injury

This study provides valuable insights into the biomechanics of brain injury, specifically focusing on the mechanisms underlying loss of consciousness and dystonic posturing. The researchers' findings highlight the importance of understanding the specific brain regions affected by these events, which could potentially lead to improved diagnosis and treatment strategies.

Protecting the Brains of Athletes

Understanding the biomechanics of brain injury is crucial for developing effective preventive measures and treatment strategies for athletes. This research emphasizes the importance of minimizing head impacts in sports and highlights the need for ongoing research to develop safer equipment and training techniques.

Dr.Camel's Conclusion

This study delves into the intricate biomechanics of brain injury, shedding light on the mechanisms underlying loss of consciousness and dystonic posturing. The researchers' findings offer valuable insights into the specific brain regions affected by these events, potentially leading to improved diagnosis and treatment strategies. This research underscores the importance of protecting athletes' brains by minimizing head impacts and fostering a culture of safety in sports.

Date :
  1. Date Completed 2023-07-05
  2. Date Revised 2023-07-05
Further Info :

Pubmed ID

36546554

DOI: Digital Object Identifier

PMC10316777

Related Literature

Article Analysis
・Health effects of american football
SNS
PICO Info
in preparation
Languages

English

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