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PERIODONTAL PLASTIC AND ESTHETIC SURGERY
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Definition Periodontal Plastic Surgery is defined as the procedures performed to correct the anatomical, developmental and traumatic deformities of gingiva and alveolar mucosa.
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Terminology Periodontal Plastic Surgery was previously termed as Muco-Gingival surgery The term Periodontal Plastic Surgery was originally introduced by Miller in 1993. AAP world workshop 1996 renamed Muco Gingival Surgery as Periodontal Plastic Surgery.
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Objectives To correct the problems associated with inadequate attached gingiva. To correct the problems associated with shallow vestibule. To correct the problems associated with high frenum attachment.
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Indications of periodontal plastic surgery
Periodontal prosthetic surgery Crown lengthening surgery Ridge augmentation surgery Esthetic surgical correction. Coverage of denuded root surface Reconstruction of papilla. Esthetic surgical correction around implants
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Rationale Rationale of periodontal plastic surgery was previously predicated on the assumption that a minimum width of attached gingiva is essential to maintain optimum gingival health.
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PROBLEMS ASSOCIATED WITH INADEQUATE WIDTH OF ATTACHED GINGIVA
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Normal Gingiva
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Gingival and periodontal structures
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Problems Associated With Inadequate Width of Attached Gingiva
Difficulty in maintaining Optimum Gingival Health. Improper plaque control. Difficulty in maintaining Optimum Gingival Health around abutment teeth. Inadequate keratinized tissue for placement of RPD.
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Measurement of Width of Attached Gingiva
Width of attached gingiva can be measured by subtracting pocket depth from the distance between free gingival margin to the mucogingival junction.
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Measurement of Width of Attached Gingiva and Keratinized Gingiva
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Advantages of Creating Adequate Width of Attached Gingiva
Proper plaque removal. Improved esthetics. Reduces inflammation around restored teeth.
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Techniques For Increasing Width of Attached Gingiva
Free gingival autograft, Free connective tissue autograft, Apically positioned flap, Pedicle autograft, Subepithelial connective tissue autograft.
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Problems Associated With Shallow Vestibule
Improper plaque removal, Difficulty in placement of removable prosthesis.
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SHALLOW VESTIBULE NORMAL VESTIBULAR DEPTH
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Measurement of Vestibular Depth
Depth of vestibule is measured from gingival margin to the bottom of the vestibule.
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Advantages of Creating Adequate Vestibular Depth
Proper plaque control. Proper tooth brushing. Proper placement of removable prosthesis.
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TECHNIQUES VESTIBULAR DEEPENING (EDLAN- MEJCHAR’S)
FENESTRATION OPERATION FREE SOFT TISSUE AUTOGRAFT
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PROBLEMS ASSOCIATED WITH HIGH FRENUM
IMPROPER PLAQUE REMOVAL TENSION ON THE FRENUM MAY TEND TO OPEN THE SULCUS
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NORMAL FRENUM ATTACHMENT
HIGH FRENUM ATTACHMENT
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EXAMINATION OF HIGH FRENUM
TENSION TEST IS PERFORMED BY PULLING THE LIPS : IN CASES OF HIGH FRENUM, THERE IS BLANCHING OF THE GINGIVA AND MOVEMENT OF GINGIVAL MARGIN ALONG WITH THE MOVEMENT OF CHEEKS AND THE LIPS
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ADVANTAGES OF CORRECTING HIGH FRENUM ATTACHMENT
Proper plaque control. Reduces inflammation of the gingiva around teeth. Reduces progression of periodontal disease
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TECHNIQUES FRENOTOMY FRENECTOMY
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GINGIVAL RECESSION DEFINITION:
EXPOSURE OF THE TOOTH BY THE APICAL MIGRATION OF THE GINGIVA EXPOSURE OF THE ROOT SURFACE BY AN APICAL SHIFT IN THE POSITION OF THE GINGIVA
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GINGIVAL RECESSION IN RELATION TO MANDIBULAR CENTRAL INCISOR
NO GINGIVAL RECESSION
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ETIOLOGY FAULTY TOOTH BRUSHING( GINGIVAL ABRASION)
TOOTH MALPOSITIONING. FRICTION FROM SOFT TISSUE (GINGIVAL ABLATION) GINGIVAL INFLAMMATION HIGH FRENUM ATTACHMENT
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Periodontal Plastic Surgery
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Periodontal Plastic Surgery
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CLASSIFICATION OF GINGIVAL RECESSION
SULLIVAN AND ATKIN’S SHALLOW –NARROW SHALLOW –WIDE DEEP- NARROW DEEP- WIDE
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CLASSIFICATION OF GINGIVAL RECESSION
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TECHNIQUES TO MANAGE GINGIVAL RECESSION
FREE GINGIVAL AUTOGRAFT PEDICLE AUTOGRAFT FREE CONNECTIVE TISSUE AUTOGRAFT SUBEPITHELIAL CONNECTIVE TISSUE AUTOGRAFT GUIDED TISSUE REGENERATION
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MILLER’S CLASSIFICATION
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Millers Class I Recession
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Miller Class I Recession
Marginal tissue recession which does not extend to the mucogingival junction No periodontal bone loss in the interdental area 100% root coverage
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Millers Class II Recession
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Millers Class II Recession
Marginal tissue recession which extends to or beyond the mucogingival junction No periodontal loss in the interdental area 100% root coverage
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Millers Class III Recession
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Millers Class III Recession
Marginal tissue recession which extends to or beyond the mucogingival junction Bone or soft tissue loss in the interdental area or malpositioning of the teeth, preventing 100% root coverage Partial root coverage
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Millers Class IV Recession
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Millers Class IV Recession
Marginal tissue recession which extends to or beyond the mucogingival junction Severe bone or soft tissue loss in the interdental area and/or malpositioning of teeth No root coverage
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Root Coverage Using Free Autogenous Gingival Grafts
Indications All cases where root coverage is necessary except when a graft of sufficient thickness ( mm) cannot be harvested Contraindications Extensive gingival recession Esthetic cases
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Root Coverage Using Free Autogenous Gingival Grafts
Disadvantages Poor ability to provide blood supply to the graft for root coverage Exposed deep and large wound on the palatal mucosa Inferior esthetic results due to scarring Surgery required in 2 areas
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preoperative
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Incisions
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Epithelial Surface Removed
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Donor Site
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Free Gingiva Graft Harvested
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Graft Placed at Recipient Site
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Root Coverage & Increase In Attached Gingiva Postoperatively
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Connective Tissue Grafts
88% root coverage in areas of severe gingival recession Greater amount of root coverage and rate of complete coverage with the use of connective tissue grafts as compared to free gingival grafts
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Root Coverage Using Connective Tissue Grafts
Advantages High predictability Graft receives abundant blood supply from 2 sources Wound closed at palatal donor site after harvest of connective tissue graft Esthetically pleasing results Applicable for gingival recession on multiple teeth
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Root Coverage Using Connective Tissue Grafts
Disadvantages Technically demanding Gingivoplasty may be necessary postoperatively
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Multiple Rcessions
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Recepient Site Incisions
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Reflection of Flap
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Donor Site
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CT Graft Placed at Recipient Site
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Flap placed over ct graft & sutured
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Donor site flap sutured back
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Postoperative root coverage
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