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Related Experiment Video

Updated: May 25, 2026

Microelectrode Guided Implantation of Electrodes into the Subthalamic Nucleus of Rats for Long-term Deep Brain Stimulation
10:52

Microelectrode Guided Implantation of Electrodes into the Subthalamic Nucleus of Rats for Long-term Deep Brain Stimulation

Published on: October 2, 2015

Study on DBS device for small animals.

Xing Qian1, Hongwei Hao, Bozhi Ma

  • 1School of Aerospace Tsinghua University, Beijing 100084, China. qx10@mails.tsinghua.edu.cn

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference
|January 19, 2012
PubMed
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Researchers developed a new deep brain stimulation (DBS) device for small animal experiments. This cost-effective, compact device offers adjustable parameters and remote control, proving effective in rat models.

Area of Science:

  • Neuroscience
  • Biomedical Engineering

Background:

  • Deep brain stimulation (DBS) is a therapeutic approach, but current equipment requires optimization for broader application.
  • Refining operational parameters and device design is crucial for enhancing the applicability of DBS treatments.

Purpose of the Study:

  • To design and fabricate a novel deep brain stimulation (DBS) device tailored for small animal experiments, specifically focusing on rats.
  • Key design considerations include minimizing physical size, ensuring durability, reducing cost, and enhancing operational convenience.

Main Methods:

  • A pulse generator was designed with adjustable frequency, pulse width, and amplitude.
  • Telemetry and remote control features were integrated to minimize the implant size.
  • Battery voltage and electrode impedance measurements were performed to validate stimulation parameters.

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In vivo Positron Emission Tomography to Reveal Activity Patterns Induced by Deep Brain Stimulation in Rats
09:36

In vivo Positron Emission Tomography to Reveal Activity Patterns Induced by Deep Brain Stimulation in Rats

Published on: March 23, 2022

Related Experiment Videos

Last Updated: May 25, 2026

Microelectrode Guided Implantation of Electrodes into the Subthalamic Nucleus of Rats for Long-term Deep Brain Stimulation
10:52

Microelectrode Guided Implantation of Electrodes into the Subthalamic Nucleus of Rats for Long-term Deep Brain Stimulation

Published on: October 2, 2015

In vivo Positron Emission Tomography to Reveal Activity Patterns Induced by Deep Brain Stimulation in Rats
09:36

In vivo Positron Emission Tomography to Reveal Activity Patterns Induced by Deep Brain Stimulation in Rats

Published on: March 23, 2022

Main Results:

  • The device demonstrated low power consumption, with an expected operational life exceeding three months under typical parameters.
  • The integrated telemetry and remote control successfully reduced the physical footprint of the implantable component.
  • The designed device was successfully implemented in deep brain stimulation experiments on rats.

Conclusions:

  • The developed deep brain stimulation device meets the essential requirements for conducting DBS experiments in small animal models.
  • The design advancements in miniaturization, parameter adjustability, and operational efficiency contribute to more accessible and effective animal research in DBS.