S. M. Nikolsky. Dermographomftr is a device for determining the degree of dermography. - Proceedings and protocols of the Imper. Caucasian honey. Society. October - January 1909 - 1910

Abstract

The author recommends his own device for the production of dermography, which accurately captures a certain area of the skin (5 mm) when irritated, produces a precisely defined pressure and acts on this area of the skin for a precisely measured amount of time (0.5 seconds).

Full Text

Авторъ для производства дермографіи рекомендуетъ свой приборъ, точно захватывающій при раздраженіи опредѣленный участокъ кожи (5 мм), производящій точно опредѣленное давленіе и дѣйствующій на данный участокъ кожи точно вымѣряемое количество времени (0,5 секунды).