loop operation Corneal rings or rings are made of hard plastic pieces that are inserted into the corneal tissue by the action of the ring. Rings are produced in different sizes, shapes and thicknesses. In recent years, many improvements have been made in the design of corneal rings, which have increased the visual results of ring implantation. (topography) and the number of eyeglass patients.. In recent years, the ring is performed with a femto laser device, which is more accurate and safe than the manual surgery method... Laser ring implantation surgery is performed without anesthesia and with anesthesia drops... The patient will have a short recovery period after the operation and will use eye drops for a short time after the operation. Make rings The ring is used to improve the vision of keratoconus patients who cannot tolerate the use of rigid lenses. By reducing the curvature of the cornea and reducing the irregularity of the cornea, the rings increase the vision and reduce the distortion of the patient's vision. Help... **Read More: All About ICL Intraocular Lens** Rings are especially effective in mild to moderate cases of keratoconus. Usually, the patient needs glasses to improve vision after ring surgery. Therefore, this procedure is not to remove glasses, but to increase vision and improve the quality of vision. Sometimes after ring surgery, cross-linking, LASIK or intraocular lens implantation, click on the button below. Mehran Zarei Kanavati clinic for visit, consultation and ring surgery: