Related Experiment Video
Updated: Jan 22, 2026
11:09
Deep Brain Stimulation with Simultaneous fMRI in Rodents
Published on: February 15, 2014
14.6K
A wearable deep brain stimulation system for behavioral studies in rodents
Yuchen Shen1, Dechun Zhao1, You Lv1
1The School of Life Health Information Science and Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China.
Frontiers in Neuroscience
|January 21, 2026
Summary
Researchers developed a lightweight, wearable deep brain stimulation (DBS) device for rodent models. This new tool enables wireless control of stimulation parameters, advancing research into DBS mechanisms and Parkinson's disease.
Area of Science:
- Neuroscience
- Biomedical Engineering
Background:
- Deep brain stimulation (DBS) modulates brain circuits to improve motor function, but its precise mechanisms are not fully understood.
- Current DBS devices are often unsuitable for rodent models, hindering research into these mechanisms.
Purpose of the Study:
- To design a wearable deep brain stimulation (DBS) device optimized for rodent behavioral research.
- To facilitate the investigation of DBS mechanisms in vivo using rodent models.
Main Methods:
- Developed a low-weight (5g), compact wearable stimulator with extended battery life (≥300 hours).
- Integrated low-power Bluetooth for real-time wireless adjustment of stimulation parameters (frequency, pulse width, amplitude).
Main Results:
- Verified the device's efficacy in a rat model of mild Parkinson's disease (parkinsonism).
- Demonstrated the device's ability to regulate motor functions in rodents with Parkinson's disease-like symptoms.
Conclusions:
- The wearable DBS device is a valuable tool for behavior-based studies in rodent models.
- This technology can enhance the exploration of DBS effects in various brain nuclei and in clinical settings.
Related Concept Videos
00:54What is Behavior?
10.2K
Behaviors are actions that an organism engages in—they can be related to finding food, reproducing, defending against threats, and many other possible actions. Behaviors include activities related to the environment around the animal—such as migration—as well as social interactions within a species or population. Many behaviors involve motor output—that is, muscle movements—while others involve less visible actions, such as learning.
10.2K
01:29Stimulants
863
Stimulants are substances that enhance neural activity and elevate dopamine levels in the brain, leading to their highly addictive nature. These drugs include cocaine, amphetamines, MDMA, caffeine, and nicotine, each with distinct mechanisms of action and varied health implications.
Cocaine can be administered via snorting, injection, or smoking. It primarily functions by blocking the reuptake of dopamine, resulting in a euphoric high characterized by an intense sensation of happiness and...
Cocaine can be administered via snorting, injection, or smoking. It primarily functions by blocking the reuptake of dopamine, resulting in a euphoric high characterized by an intense sensation of happiness and...
863
01:28Behaviorism
4.7K
The field of behaviorism was pioneered by figures such as Ivan Pavlov, John B. Watson, and B.F. Skinner fundamentally shifted the focus of psychology to the observable and controllable aspects of human and animal behavior. This shift marked a critical evolution in the discipline, emphasizing scientific rigor and experimental methodology.
The core premise of behaviorism is its focus on observable behavior rather than internal thoughts or feelings. This approach argues that true scientific...
The core premise of behaviorism is its focus on observable behavior rather than internal thoughts or feelings. This approach argues that true scientific...
4.7K
00:54Electron Behavior
107.4K
Overview
Electrons are negatively charged subatomic particles that are attracted to an orbit around the positively-charged nucleus of an atom. They reside in locations that are associated with energy levels called shells and are further organized into sub-shells and orbitals within each shell.
Electrons Orbit the Nucleus
Electrons are found in specific locations outside of the nucleus. The shell in which an electron resides indicates the general energy level of the electron: those closer to the...
Electrons are negatively charged subatomic particles that are attracted to an orbit around the positively-charged nucleus of an atom. They reside in locations that are associated with energy levels called shells and are further organized into sub-shells and orbitals within each shell.
Electrons Orbit the Nucleus
Electrons are found in specific locations outside of the nucleus. The shell in which an electron resides indicates the general energy level of the electron: those closer to the...
107.4K
01:09Electron Behavior
11.8K
Electrons are negatively charged subatomic particles attracted to and orbit around the positively-charged nucleus of an atom. They reside in spaces associated with energy levels called shells and are further organized into subshells and orbitals within each shell.
Electrons Orbit the Nucleus
Electrons are found in specific locations outside of the nucleus. The shell in which an electron resides indicates the general energy level of the electron: those closer to the nucleus have less energy,...
Electrons Orbit the Nucleus
Electrons are found in specific locations outside of the nucleus. The shell in which an electron resides indicates the general energy level of the electron: those closer to the nucleus have less energy,...
11.8K
01:21Plastic Behavior
531
A material's elastic behavior is characterized by the disappearance of stress once the load is removed, allowing the material to return to its original state. However, when stress surpasses the yield point, yielding commences, marking the onset of plastic deformation or permanent set. This change from elastic to plastic behavior is influenced by the peak stress value and the duration before the load is removed. An intriguing observation occurs when a specimen is loaded, unloaded, and...
531