👉 In the context of medicine, "superior orbital fissure" is a surgical procedure that involves the opening of one or both of the superior orbits. This procedure is performed to treat conditions such as glaucoma and cataracts, which can cause vision loss due to blockages in the eye's optic nerve. This surgical procedure typically requires general anesthesia, an endoscope (a small, flexible tube inserted into the mouth), and may involve several stages of surgery, including tearing away the skin around