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Superficial-layer split-thickness flap for maximal flap release and coronal positioning: a surgical technique.
Henry Greenwell1, Gregory Vance, Bradford Munninger
1Department of Periodontics, Endodontics, and Dental Hygiene, School of Dentistry, University of Louisville, Kentucky 40292, USA.
Summary
The superficial-layer split-thickness flap offers superior release and mobilization for dental procedures. This technique minimizes muscle pull, preventing flap retraction and improving healing for root coverage and ridge augmentation.
Area of Science:
- Periodontal surgery
- Oral surgery
- Plastic surgery
Background:
- Traditional split-thickness flaps limit mobilization due to adherence of muscle layers.
- Muscle pull during healing can cause flap retraction, hindering outcomes.
- Maximal flap release is crucial for procedures like root coverage and ridge augmentation.
Observation:
- The superficial-layer split-thickness flap dissects superficial tissues, leaving muscle and periosteum attached to the bone.
- This separation minimizes adherence to mobile lip and cheek structures.
- The technique allows for passive flap positioning and coverage.
Findings:
- The superficial-layer split-thickness flap provides extreme release and mobilization.
- It allows for complete, passive flap coverage in root coverage, ridge preservation, and augmentation.
- Absence of muscle pull prevents flap retraction and promotes faster margin union.
Implications:
- This technique enhances surgical outcomes for various periodontal and reconstructive procedures.
- It offers a more predictable method for achieving stable soft tissue coverage.
- The described flap offers advantages in healing and functional recovery post-surgery.