Gallery: Sex Research Devices

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The napkin-ring myograph, developed in 1984, uses three electrodes to measure muscle contractions in the vaginal wall. It has been used to study the effect of stimulation of the clitoris and G spot.Photo: InContiNet
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Photo: University of British Columbia
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Journal of Applied Behavior Analysis
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Photo: Barry Komisaruk
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Photo: Barry Komisaruk
Gallery Sex Research Devices
Photo: Barry Komisaruk
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Photo: Barry Komisaruk