Evaluation of Different Periodontal Plastic Surgery Techniques for Gummy Smile Treatment

Egas Moniz - Cooperativa de Ensino Superior, CRL

Status: Enrolling

Conditions: Gummy Smile

Treatments: Device: Peek device; Other: Crown lengthening/gingivectomy

Study type: Interventional

Funder types: Other; Industry

Identifiers

NCT05616715

PHDFPS

Details and patient eligibility

About

Investigating different periodontal surgery techniques to treat gummy smile.

Full description

Participants will be subdivided into 3 (three) groups:

1. Patients with upper lip hypermobility - surgery for device implantation in the anterior area of the maxilla;
2. Patients with short teeth and upper lip hypermobility - flap surgery/gingivectomy and device implantation; and
3. Patients who refuse implantation - flap surgery/gingivectomy;

Enrollment: 30 estimated patients

Sex: All

Ages: 18 to 45 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Gummy smile due to two etiologies (combined or isolated);
• Short clinical crown of teeth due to the altered passive eruption;
• Upper lip hyperactivity

Exclusion criteria

• Smokers;
• Pregnant or breastfeeding patients;
• Patients with systemic diseases that can affect the result of surgical treatment (such as diabetes, heart diseases and taking blood anticoagulant medication, blood diseases, immunodeficiency disease etc.);
• Cleft lip;
• Craniofacial syndrome;
• Facial alteration surgeries during the study;
• Active orto treatment.

Trial design

Primary purpose: Treatment

Allocation: Non-Randomized

Interventional model: Parallel Assignment

Masking: None (Open label)

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30 participants in 3 patient groups

Subjects with gummy smile and with upper lip hypermobility

Experimental group

Description:

Periodontal plastic surgery for peek device implantation with 4 screws in the anterior maxillary area

Treatment:

Device: Peek device

Subjects with gummy smile and with short teeth and upper lip hypermobility

Experimental group

Description:

Gingivectomy/crown lengthening and device implantation in the anterior maxillary area. First crown lengthening procedure (CLP) will be performed creating a distance of 3mm between cementoenamel junction (CEJ). Next peek device will be position with 4 screws

Treatment:

Device: Peek device

Patiens who refuse device implantation - control group

Experimental group

Description:

Gingivectomy/crown lengthening procedure

Treatment:

Other: Crown lengthening/gingivectomy