Econo Shamburg Comedone Extractor, Sklar, 3-3/4 in., Blunt, Straight, Regular, Solid Flat, Stainless Steel. The Econo Schamberg Comedone Extractor is a dermal instrument used to treat facial blemishes. It is a double-ended instrument with a small wire loop on one end and a larger, flattened wire loop on the other. Gentle pressure is applied to the appropriate loop end when placed around the blemish, and the instrument assists in forcing the debris causing the blemish out from beneath the sk in. The Schamberg Comedone Extractor is available in three varieties, tailored to treat various size blemishes. This product features two, rounded, fenestrated, rectangular tips. One is large and one is small. Econo instruments are Sklar's floor-grade, disposable instruments and are sold in bulk quantities. It is sold in boxes of 12.