Bioactive glass to prevent post-operative sensitivity of vital teeth bleaching

Not Applicable

Completed

• Conditions: Teeth sensitivity; Teeth color changes after bleaching; Oral and Gastrointestinal - Other diseases of the mouth, teeth, oesophagus, digestive system including liver and colon

• Registration Number: ACTRN12621001334897
• Lead Sponsor: Damascus University

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2021-10-05
• Study Completion: 2022-06-30
• Last Update Posted: 12 September 2022

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 24

Inclusion Criteria

1-be at least 18 years old,
2-Have six maxillary anterior teeth with no restorations or carious lesions on their buccal surfaces,
3-colour shade B2 or darker on the shade guide (Vitapan Classical, Vita
Zahnfabrik)
4-No history of tooth sensitivity or use of a desensitising agent or desensitising toothpaste in the past 3 months.

Exclusion Criteria

1-Previous tooth-bleaching procedures,
2-chronic therapeutic drug history,
3-orthodontic appliance use,
4-periodontal disease or active carious lesions,
5-pregnancy or lactation,
6- severe internal tooth discolouration,
7-allergies to bleaching agent or tray material,
8-smoking.

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Tooth sensitivity using visual analogue scale.[Follow-up will be daily for 7 days after application of both the bleaching agent and the Bioactive/placebo toothpaste. The primary outcome will be assessed by the patients themselves using visual analogue scale in the first day of commencement of intervention.]

Secondary Outcome Measures

Name	Time	Method
Color changes using digital spectrophotometer.<br>The digital spectrophotometer measures the shade of teeth based on the CIE L*a*b* color space system, allowing the determination of color in a three dimensional space [ Baseline: before the beginning of the intervention. <br>Follow-up will be after 3 days , 1 week ,15 days, 1 month, 3 months and 6 months after intervention commencement of both the bleaching agent and the Bioactive/placebo toothpaste]