Among the many excellent technical exhibits at the 1954 meeting of the American Academy of Dermatology at the Palmer House in Chicago, one attracted my immediate attention, namely, the Mill-Bilt power-driven skin biopsy punches. The one disadvantage I noted at once was the expensive nonportable, flexible shaft machine. While I was cogitating it occurred to me that a small Moto-Tool might serve. I was much pleased to find that the shafts of the punches fitted the chuck perfectly and that with the Moto-Tool, guaranteed to turn up 25,000 rpm, there was nothing left to be desired.
Since then I have obtained many skin biopsy specimens, which are declared by Dr. Hass and Dr. Sweitzer, of the Pathology Department of the Presbyterian Hospital, to be the best yet submitted to them for sectioning.
One advantage of this technique is that because of the rapidity with which the punch is made