Device for measuring male potency

摘要: A simple and inexpensive device for measuring radial expansion of tube-like structures which is particularly useful to measure male potency. radially expansible loop comprising a flexible, relatively slippery tube made from material such as paper or thermoplastic film having an elongated tail the same different extending therefrom drawn tight around flaccid penis, by means draw at end tail, held in place adhesive patch. Should erection occur slides partially out accommodate occurs remains extended position until manually retracted pulling tail. The can be assessed extension exposed.