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Dermabrasion Using Surface Anesthesia for Post-Cleft Lip Surgery Scars
Teruyuki Niimi1,2, Hiroo Furukawa2, Ken Kitagawa2
1Division of Research and Treatment for Oral and Maxillofacial Congenital Anomalies, School of Dentistry, Aichi-Gakuin University, Nagoya, JPN.
Cureus
|August 21, 2025
Summary
Lidocaine tape effectively reduces pain during dermabrasion for cleft lip scars. Applying the tape for at least 60 minutes ensures painless treatment and avoids injectable anesthesia for improved patient comfort.
Area of Science:
- Plastic Surgery
- Dermatology
- Pain Management
Background:
- Dermabrasion is a key technique for cleft lip scar revision.
- Needle-induced pain during local anesthesia is a significant concern, especially for pediatric patients.
- Minimizing pain enhances patient experience and compliance in scar treatment.
Purpose of the Study:
- To assess the effectiveness of lidocaine tape as a surface anesthetic for dermabrasion in cleft lip scar management.
- To determine the optimal application duration of lidocaine tape for achieving painless procedures.
- To evaluate the necessity of injectable anesthesia when using lidocaine tape.
Main Methods:
- A prospective study involving 92 cleft lip patients undergoing dermabrasion.
- Application of lidocaine tape as a surface anesthetic for varying durations prior to the procedure.
- Assessment of patient comfort and need for supplemental injectable anesthesia.
Main Results:
- Painless dermabrasion was achieved in 25% of patients with 30-59 minutes of lidocaine tape application.
- Painless treatment rates increased to 61% with 60-89 minutes and 67% with over 90 minutes of application.
- No patients required injectable anesthesia, and all procedures resulted in favorable cosmetic outcomes without complications.
Conclusions:
- Lidocaine tape applied for at least 60 minutes significantly enhances patient comfort during dermabrasion for cleft lip scars.
- This surface anesthesia approach effectively eliminates the need for injectable anesthesia.
- Lidocaine tape offers a less invasive and highly effective method for managing postoperative cleft lip scarring.

