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Updated: Apr 28, 2026

Brain Death Induction in Mice Using Intra-Arterial Blood Pressure Monitoring and Ventilation via Tracheostomy

Brain Death Induction in Mice Using Intra-Arterial Blood Pressure Monitoring and Ventilation via Tracheostomy

Published on: April 17, 2020

Modified brain death model for rats.

Shuijun Zhang¹, Shengli Cao, Tao Wang

¹From the Department of Hepatobiliary and Pancreatic Surgery and the Key Laboratory of Hepatobiliary and Pancreatic Surgery & Digestive Organ Transplantation of Henan Province, the First Affiliated Hospital of Zhengzhou University, Zhengzhou, Henan, China.

Experimental and Clinical Transplantation : Official Journal of the Middle East Society for Organ Transplantation

|June 12, 2014

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This study successfully created a standardized rat model of brain death, crucial for developing new organ transplant strategies and improving donor organ quality and quantity.

Area of Science:

Neurology
Transplantation Science
Experimental Medicine

Background:

Developing effective animal models for brain death is essential for advancing organ transplantation.
Current models may not fully replicate the physiological complexities of human brain death.

Purpose of the Study:

To establish a standardized and reproducible rat model of brain death.
To investigate the utility of this model for studying donor management strategies.
To assess the feasibility of using this model for improving organ quality and quantity for transplantation.

Main Methods:

Brain death was induced in rats by inflating an intracranial balloon catheter to increase intracranial pressure.
Confirmation of brain death included electroencephalogram, apnea, and absent brainstem reflexes.

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Last Updated: Apr 28, 2026

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Physiological variables were monitored for 9 hours post-induction, with donor management protocols implemented.

Main Results:

The rat model successfully replicated key signs of brain death in 90% of subjects, including diabetes insipidus and hemodynamic fluctuations.
Donor management maintained mean arterial pressure above 60 mm Hg throughout the 9-hour observation period.
The model demonstrated reproducibility and standardization in inducing and managing brain death.

Conclusions:

The developed rat model provides a standardized, reproducible, and successful method for studying brain death.
This model holds significant potential for investigating novel strategies to enhance organ viability for transplantation.
Further research using this model can contribute to improving outcomes in organ donation and transplantation.