What kind of eyes are suitable or not suitable for double eyelid surgery?

The eyes suitable for double eyelids are: ① those with large eyes and thin upper eyelid skin; 2 eyes with a single pair, or with different widths; (3) those with double or semi-double eyelids, that is, although they are double eyelids, only the outer half or completely disappear when the eyes are wide open; (4) the skin of the upper eyelid is slack and drooping, pressing eyelashes, or blocking part of the field of vision; ⑤ The eyes with poor appearance, such as splayed eyes and large and small eyes, can also be improved by double eyelid surgery. ⑥ For ptosis, double eyelid surgery can be performed at the same time as corrective surgery. The eyes that are not suitable for double eyelid surgery are: ① those with too small fissure and too wide distance between eyes. (2) or eye fissure has been very wide, short round eyes, strabismus, exophthalmos, etc.; ③ The distance between the upper eyelid margin and eyebrow arch is too close; (4) eyelid ectropion or incomplete closure; ⑤ The upper eyelid skin is infected; ⑥ Patients with serious medical diseases, scar constitution or mental and psychological diseases.