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Related Experiment Videos

Positioning device for magnetically sensitive environments.

D B MacHattie1, L D Pengelly

  • 1Department of Electrical Engineering, McMaster University, Hamilton, Ontario, Canada.

Journal of Neuroscience Methods
|August 1, 1992
PubMed
Summary
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This study details a new 3-degrees-of-freedom positioning apparatus designed for biological specimens within magnetically sensitive environments. The device achieves precise positioning accuracy within +/- 0.25 mm across a 9 cm cubic volume.

Area of Science:

  • Biophysics
  • Instrumentation
  • Magnetic Field Applications

Background:

  • Precise manipulation of biological specimens is crucial for various scientific investigations.
  • Magnetically sensitive environments pose unique challenges for positioning equipment due to potential interference.

Purpose of the Study:

  • To present design principles for a novel positioning apparatus.
  • To enable accurate specimen manipulation in challenging magnetic environments.

Main Methods:

  • Development of a 3-degrees-of-freedom positioning apparatus.
  • Testing and validation of the apparatus's positional accuracy.

Main Results:

  • The constructed apparatus demonstrated high precision.

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  • Position accuracy was measured to be within +/- 0.25 mm.
  • The apparatus effectively covered a 9 cm cubic positioning volume.

    • Conclusions:

    • The developed design principles offer a viable solution for specimen positioning in magnetic fields.
    • The apparatus provides reliable and accurate manipulation for biological samples in sensitive settings.