TCU logo Offering the #1 Selling
Thermal Cautery Unit in the World!


The TCU provides all the cautery power necessary for treating the numerous minor surgical conditions seen by physicians every day.

About Us

Founded in 1913, Geiger Instrument Company specialized in the design and manufacture of thermal cautery units. Since then we have changed our name to Geiger Medical Technologies and introduced an advanced new line-powered cautery unit, the Geiger TCU, as well as a new product line, the Geiger Smoke Evacuator.

Geiger Medical is committed to conducting our business with the highest degree of integrity to bring our customers quality products and exceptional service. At Geiger, customer satisfaction is our goal.