SEEG Depth Electrodes Market is poised to value over USD 21 million by 2028 end at a CAGR of over 4% during the forecast period 2021 to 2028. The depth electrodes used for SEEG typically have 4-18 contacts spaced 2-10 mm apart and a diameter of 1 mm or less. Electrodes are either semirigid or flexible with a rigid style that can be removed after insertion. Most often, they are inserted orthogonally as a result of a burr or twist drill hole. Parasagittally inserted electrodes also exist.