Longer-Looking Eyes
Lateral canthoplasty can increase the visible horizontal length of the eyes and create a more elongated appearance.
1mm Plastic Surgery · Gangnam, Seoul
Lateral canthoplasty is a specialized eye contouring procedure that reshapes and repositions the outer corner of the eyes to create a longer, more defined, and naturally balanced eye shape.

In short
Lateral canthoplasty is a specialized eye contouring procedure that reshapes and repositions the outer corner of the eyes to create a longer, more defined, and naturally balanced eye shape. At 1mm Plastic Surgery in Gangnam, Seoul, Korea, lateral canthoplasty is customized according to each patient's eye anatomy, canthal tilt, eyelid support, and aesthetic goals. The procedure can improve short horizontal eye length, drooping outer eye corners, rounded eyes, and eye asymmetry while preserving natural eyelid function and facial harmony. Lateral canthoplasty primarily focuses on the outer corner of the eye and can increase the visible horizontal length of the eyes while improving overall eye proportions.
Medically reviewed by Dr. Eon Rok Do, board-certified plastic surgeon · Updated October 2026
Overview
Lateral canthoplasty is a surgical procedure that modifies the lateral canthus, the outer corner where the upper and lower eyelids meet.
The procedure may help:
Unlike double eyelid surgery, which affects the vertical appearance of the eyes, lateral canthoplasty primarily improves the horizontal dimension and contour of the eyes.
Candidates
You may be a candidate if you have:
A detailed consultation is necessary to determine whether lateral canthoplasty alone or a combination procedure would provide the best outcome.
Results
Lateral canthoplasty can increase the visible horizontal length of the eyes and create a more elongated appearance.
Many patients achieve:
The procedure can reduce an overly sharp or upturned appearance and create a more balanced look.
Lateral canthoplasty can strengthen and reposition the outer eyelid structures, improving both function and aesthetics.
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Patients with short palpebral fissures may benefit from increasing visible eye width.
Repositioning the lateral canthus can improve the appearance of downturned eyes and enhance eye contour.
Lateral canthoplasty can help create a more refined and elongated eye shape.
Correction of uneven eye contours may improve overall facial balance.
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Lateral canthoplasty involves surgical modification and repositioning of the outer canthal structures.
Benefits include:
Canthopexy primarily reinforces existing eyelid support structures without major reconstruction.
It is commonly used for:
Lateral canthoplasty generally provides more significant reshaping compared with canthopexy.
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Focuses on:
Focuses on:
Many patients combine both procedures for comprehensive eye enlargement and contour improvement.
Procedure
Yes.
Common combinations include:
Combining procedures often produces more harmonious and balanced eye aesthetics.
Real result
A canthoplasty result at 1mm Plastic Surgery, Gangnam. Every case is planned around the patient's own anatomy.
Published with patient consent. Individual results vary with anatomy, healing and the technique used.
All before & after photos

Procedure
The procedure generally includes:
Modern techniques focus on maintaining stable, long-term results while preserving natural eyelid function.
Recovery
Recovery varies according to individual healing characteristics and whether additional procedures are performed.
Safety
Incisions are generally placed within natural creases and the outer eye contour.
Benefits include:
Most scars continue to improve during the months following surgery.
Why 1mm
Patients choose 1mm Plastic Surgery because of:
Questions
Still unsure? Message us on WhatsApp and a coordinator will reply in English.
Lateral canthoplasty is a procedure that reshapes and repositions the outer corner of the eye to improve eye shape, length, and support.
Yes. The procedure can increase the visible horizontal width of the eyes and create a more open appearance.
Lateral canthoplasty modifies the outer eye corner, while epicanthoplasty modifies the inner eye corner.
Yes. It is commonly used to improve outer eye corner position and overall eye contour.
Yes. Many patients combine both procedures to achieve more balanced eye proportions.
Results are generally long-lasting because the procedure modifies and stabilizes the supporting structures of the outer eyelid.
Yes. It is frequently incorporated into revision surgery to improve eye shape and eyelid support.
Most swelling improves significantly within several weeks, while final refinement continues over several months.
Incisions are typically placed within natural creases and become less noticeable as healing progresses.
Yes. Many international patients travel to Gangnam, Seoul, Korea for specialized eye contouring and lateral canthoplasty procedures.

Reviewed by
Representative Director of 1mm Plastic Surgery and board-certified plastic surgeon. Every operation at 1mm is performed by the surgeon named in your consultation and surgery record — no ghost or proxy surgery. Full surgeon profiles · English-speaking eyelid surgeon in Seoul
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Gangnam 1mm Plastic Surgery Clinic