Publications by authors named "Ryan M Mathern"

Purpose: The ability to generate quick submaximal muscle forces followed by quick relaxations is essential for various athletic and daily tasks. While force generation has been studied extensively, the studies of force relaxation are scarce. Therefore, we aimed to develop the rate of force relaxation scaling factor (RFR-SF) as a kinetic variable to assess the ability to relax submaximal muscle forces quickly.

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Article Synopsis
  • The paper outlines the creation of four affordable biomedical devices (blood pressure monitor, thermometer, weighing scale, and spirometer) specifically designed for the East African context, focusing on a mass-production price of $10 and durability in harsh conditions.
  • The blood pressure monitor, thermometer, and weighing scale showed a 6% error margin compared to commercial devices and performed well in field tests in Kenya, while suggesting the spirometer requires redesign for better usability.
  • The article emphasizes the potential for developing effective biomedical devices in resource-limited settings, proposing further improvements for easier manufacturing, standardized materials, field calibration, and enhanced user software.
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