What is canthoplasty? Canthoplasty is a common eye plastic surgery. It is used to correct microphthalmia. The inner and outer canthus must be enlarged, and inner canthoplasty is required if necessary. Canthal ligament fixation is performed to correct orbital distance widening, and ptosis correction may also be required. Congenital microphthalmia has narrow palpebral fissures, severe epicanthal folds, and is often combined with widened canthal distance and ptosis, so the surgery needs to be performed in stages. The surgical period should be performed in the preschool years, when the nasal bone development has gradually improved, and the appearance, especially the distance between the medial canthus, may be improved. Clinically, canthoplasty surgery mainly includes: V-Y suture method, Z-shaped canthoplasty surgery and four-flap method. The former is suitable for mild epicanthus, and the latter is suitable for various types of epicanthus. At present, the double V operation technique is mostly used, which means that the opening can be very large and precise, and the entrance can also be hidden in a clever way, so as to achieve the purpose of leaving no scars after major inner canthus surgery. It is an ideal way to make eyes bigger. Principles of medial canthoplasty: 1. The levels of medial canthus surgery should be clear. Due to the delicate anatomical structures of the medial canthus, if you are not familiar with them, you may inadvertently destroy many important anatomical structures and cause irreparable complications. Such as lacrimal canaliculus rupture. 2. There may appear to be a lot of local skin, but in reality there is not much. Therefore, when performing major surgery on the inner corner of the eye, you should try not to remove skin tissue. 3. When canthoplasty can be performed at the same time as double eyelid surgery, attention should be paid to the changes in the position of the upper eyelid skin during canthoplasty correction. 4. Major surgery on the inner canthus of the eye may be overcorrected. 5. The stitches can be removed 4 to 5 days after major surgery on the inner corner of the eye, and makeup can be applied after a week without any trace of the surgery being visible. Inner canthoplasty is suitable for people whose eyes are too small and want to be corrected by surgical plastic surgery. Severe epicanthal folds or associated deformities in adjacent areas. Through the introduction of the above experts, now you know about canthoplasty surgery. We hope that our introduction can help those seeking beauty know more about plastic surgery.