Comparing Pressure on the Carpal Tunnel with Different Pointer Devices
Author Information
Author(s): Cholico Francisco A., Paz José A., López Zaira, Hernández Sámano Alfonso, Mena-Barboza Eri, Bernal-Alvarado José, Velasquez Celso, Hernández-Gutiérrez Rodolfo, Quintero Luis H., Cano Mario E.
Primary Institution: Centro Universitario de los Valles, Universidad de Guadalajara
Hypothesis
The new optic pointer driver causes less stress on the carpal tunnel compared to an ergonomic mouse.
Conclusion
The optic pointer driver reduces pressure on the carpal tunnel while slightly increasing stress on the digitorum extensor muscle.
Supporting Evidence
- The IR Device showed significantly lower pressure on the carpal tunnel compared to the ergonomic mouse.
- Pearson’s correlation coefficients indicated a higher correlation between carpal tunnel pressure and muscle activity when using the IR Device.
- Participants reported less discomfort when using the IR Device.
Takeaway
Using a special pointer device is easier on your wrist than using a regular mouse, but it makes your fingers work a bit harder.
Methodology
An experimental setup was used to measure carpal tunnel pressure and muscle stress in five healthy volunteers using two different pointer devices.
Potential Biases
Potential bias due to the small and homogeneous sample of participants.
Limitations
The study had a small sample size and only included healthy male volunteers aged 20 to 35.
Participant Demographics
Five healthy male volunteers aged 20 to 35, performing extensive computational activities.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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