When applying topical corneal anesthetic, in what direction should the patient look?

When applying a topical corneal anesthetic, the patient should look down. This positioning helps to expose the cornea more effectively, allowing the anesthetic to reach the surface optimally. When the patient gazes down, the upper eyelid moves away from the cornea, facilitating easier access and application of the anesthetic without obstruction.

This technique is critical as it enhances the effectiveness of the anesthetic by ensuring that it adequately covers the area intended for surgery or examination. Additionally, looking down can help patients feel more comfortable, as it may reduce anxiety about the procedure taking place close to their eyes. Proper application techniques are important for both patient comfort and procedural efficiency, and instructing patients to gaze in a specific direction plays a key role in achieving those goals.