ES290996U - Perfected stereotaxy apparatus (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Improved stereotactic apparatus, which is characterized by comprising a base frame of fixation whose sides are externally millimetrated and, in its midpoint have a small perforation through the external side to the internal, for alignment with the x-ray tube in use for radiographs, and another non-through perforation, on the upper face in each of which is fixed, by threaded, respective rod and are made in point of view to ensure, in the radiographic studies that there is no rotation, and facilitate calculation of the coordinates of the target or target; on the angles or vertices of the frame, respective perforation of the upper side to the lower side is foreseen, through which a rod with a perforated square is disposed at one of its ends, passing through these corresponding squares corresponding to the fixing pin of the frame on the throne of the patient's head, fixing the nails to the square by threading and locking the squares to the frame by means of clamping screws on the rod of the squares, allowing this arrangement to vary the height of the nails with respect to the frame, as well as invest your position; the zero point of the device is located in the center of the frame and any of the three coordinates of the space that need to be used for the location of the target or target will be referred to it. (Machine-translation by Google Translate, not legally binding)