lateral canthal release

Surgical resection of the lumps, trauma and other factors, resulting in a small defect in the lower jaw, such as difficulty in suturing and suturing (generally 1/4 of the lower jaw defect, you can pull the suture), you can use the external iliac release, so that the side The eyelid tissue moves to the defect wound and repairs the defect. Treatment of diseases: congenital eyelid defects Indication Surgical resection of the lumps, trauma and other factors, resulting in a small defect in the lower jaw, such as difficulty in suturing and suturing (generally 1/4 of the lower jaw defect, you can pull the suture), you can use the external iliac release, so that the side The eyelid tissue moves to the defect wound and repairs the defect. Preoperative preparation 1 Check the patient's operation of the eye according to the medical record, pay attention to the left and right eyes, upper and lower jaws, and surgical methods. 2 patients on the supine surgery table. 3 When the surgical eye needs to be surface anesthetized, 0.5% tetracaine (dicaine) can be dripped, 1 drop each time, once every 2-3 minutes, for a total of 3 times. The lacrimal passage exploration technique uses a small cotton swab to lick 0.5% tetracaine and then clips it into the inner corner, and can take a seat without disinfection. 4 According to the type of surgery, the following methods can be used to clean and disinfect: clean the eyelid skin with soapy water, rinse the conjunctival sac with 0.02% benzalkonium bromide (new chlorhexidine) solution or 1:5000 chlorhexidine solution, and then disinfect with 75% ethanol. Area skin, and finally cover the surgical towel or hole towel. Surgical procedure 1. Cut the skin of the external ankle and the orbicularis muscle horizontally. 2. Blunt separation, exposure of the external malleolar ligament. According to the surgical requirements, the lower branch of the lateral malleolar ligament, the upper branch or the rupture of the external malleolar ligament are completely cut. After the eyelid defect is to be sutured, the skin of the external malleolus is sutured.

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