Fabric Pneumatic Artificial Muscle-Based Head-Neck Exosuit: Design, Modeling, and Evaluation

Katalin Schäffer, Ian Bales, Haohan Zhang, Margaret McGuinness · Katalin Schaffer, Ian Bales, Haohan Zhang, and Margaret McGuinness "Fabric Pneumatic Artificial Muscle-Based Head-Neck Exosuit: Design, Modeling, and Evaluation," in IEEE International Conference on Robotics and Automation 2026 · 2026

This research presents a fabric pneumatic artificial muscle-based exosuit designed to assist head-neck mobility, particularly for patients with neurological disorders.

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Plain English summary

The paper discusses the design and modeling of a wearable exosuit that uses soft actuation methods to support head and neck movement. This is particularly beneficial for patients with neurological disorders who require assistance beyond what rigid exoskeletons can provide. The authors describe their prototype and the physics-based model used to determine the necessary actuator pressures for effective support.

Why this matters

This research addresses the need for more comfortable and effective mobility assistance for individuals with neurological conditions. By utilizing soft actuation, the exosuit aims to improve the quality of life for patients, making daily activities and rehabilitation more manageable.

Key findings

  • Proposed a fabric pneumatic artificial muscle-based exosuit for head-neck support.
  • Developed a physics-based model to derive actuator pressures for gravitational load compensation.
  • Achieved 83% workspace coverage despite actuator length limitations.
  • Introduced compression force along the neck as a comfort-related metric.
  • Demonstrated functional head support and trajectory tracking in tests.

What's new

The use of fabric pneumatic artificial muscles for head-neck support in a wearable exosuit represents a shift from traditional rigid exoskeletons to more comfortable, soft actuation methods.

Limitations

The model indicates limitations in workspace coverage due to actuator lengths and gravity compensation, which may affect performance.

Commercial context

The prototype has been tested with a test dummy and human users, indicating potential for further development and application in healthcare.

Publication

Publisher
arXiv
Journal
Katalin Schaffer, Ian Bales, Haohan Zhang, and Margaret McGuinness "Fabric Pneumatic Artificial Muscle-Based Head-Neck Exosuit: Design, Modeling, and Evaluation," in IEEE International Conference on Robotics and Automation 2026
Publication date
March 13, 2026
Research type
Preprint
arXiv
2603.13531
Access
open

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