Diagnostic Pen Converts Handwriting Into Electrical Signals to Detect Parkinson's
- Researchers at UCLA developed a diagnostic pen on June 2025 that converts handwriting motions into electrical signals to detect Parkinson's disease.
- This development follows the understanding that Parkinson's impairs motor skills essential for handwriting and current diagnoses rely on subjective clinical judgments lacking objective criteria.
- The pen uses magnetic ink and a soft magnetoelastic tip to capture subtle hand movements, which a neural network analyzes to distinguish Parkinson's patients from healthy individuals with high fidelity.
- In a pilot study with 16 participants, including 3 with Parkinson's, the pen achieved an accuracy of over 96.22%, demonstrating potential for early, low-cost, and accessible diagnostics.
- The pen could improve widespread Parkinson's detection, especially in resource-limited areas, but experts call for larger, diverse studies to confirm its clinical value and utility.
14 Articles
14 Articles
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Pen containing magnetic ink and AI technology able to determine presence of Parkinson’s disease
A research team from the University of California, Los Angeles (UCLA) has developed a pen containing magnetic ink and artificial intelligence (AI) technology that can determine the presence of Parkinson's disease from the subtle handwriting movements. The device is expected to enable early, low-cost, and accurate diagnosis of the disease across large populations and in resource-limited settings.
Diagnostic pen converts handwriting into electrical signals to detect Parkinson's
A team at the University of California, Los Angeles has developed a low-cost diagnostic pen that converts handwriting into electrical signals for early detection of Parkinson's disease, achieving 96.22% accuracy in a pilot study.
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