Comparison of two Cryotherapy techniques in gums color
Phase 3
- Conditions
- Gingival Pigmentation.Disorder of gingiva and edentulous alveolar ridge, unspecified
- Registration Number
- IRCT2013091012487N3
- Lead Sponsor
- vice chancellor for research of Islamic Azad University Khorasgan Branch
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete
- Sex
- All
- Target Recruitment
- 32
Inclusion Criteria
Inclusion Criteria: Gingival physiologic melanin pigmentation.
Exclusion Criteria
Gingival pigmentation due to any systemic diseases, pigmentation caused by certain medications such as antimalarial drugs, anti-bacterial drug, smoking, gingivitis and known hypersensitivity to the liquid nitrogen and N2O.
Study & Design
- Study Type
- interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Gingival color. Timepoint: Pretreatment, 2weeks,1, 3 and 6 months after the treatment. Method of measurement: using color analyzing systems of RGB and CMYK with photoshop software.
- Secondary Outcome Measures
Name Time Method Recurrence of Pigmentation. Timepoint: 2week,1,3,6 months after the treatment. Method of measurement: color analyzing systems of RGB and CMYK with photoshop software.;Pain. Timepoint: During and post operation. Method of measurement: Visual Analogue Scale by Questionnaire.