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Lower Limb Exoskeleton Sensors: State-of-the-Art
Slávka Neťuková1, Martin Bejtic1, Christiane Malá1
1Faculty of Biomedical Engineering, Czech Technical University in Prague, 272 01 Kladno, Czech Republic.
Sensors (Basel, Switzerland)
|December 11, 2022
Summary
Exoskeletons use sensors to improve worker safety and performance. This review details sensor criteria, types, and placement for lower limb exoskeletons, exploring future medical signal applications.
Area of Science:
- Robotics and Human-Machine Systems
- Biomechanics and Assistive Technologies
Background:
- Exoskeletons are increasingly vital for supporting workers against physical overload.
- Sensors are crucial for the perception layer, providing real-time data for exoskeleton control.
Purpose of the Study:
- To clarify important sensor criteria for exoskeleton applications.
- To review standard and novel sensor types for lower limb exoskeletons.
- To outline possibilities and limitations of medical signal sensors.
Main Methods:
- Topic-based literature and product research.
- Analysis of sensor criteria, types, and placement in current exoskeleton products.
Main Results:
- An extensive overview of sensor criteria for exoskeleton use.
- A collection of sensors and their placement in current exoskeleton products.
- Identification of potential future sensor technologies, including medical signal detection.
Conclusions:
- Sensor selection and integration are critical for effective exoskeleton functionality.
- Standard kinematic and kinetic sensors are key, with future potential in physiological and environmental sensing.
- Medical signal sensors offer promising avenues for enhanced human-machine interface in exoskeletons.
