Dentin hypersensitivity
Conditions
Interventions
test group:Apply the polymer desensitizer to the tooth surface
control group:Apply a placebo paste to the tooth surface that is identical in appearance and smell to the desensitizer but does not contain the active ingredient
Sponsors
Stomatological Hospital of Shandong University
Eligibility
Sex/Gender
All
Age
18 Years to 70 Years
Inclusion criteria
Inclusion criteria: 1. Aged 18-70 years, regardless of gender; 2. Diagnosed with periodontitis (according to the 2018 new classification of periodontal diseases) and scheduled to undergo full-mouth non-surgical periodontal treatment (NSPT); 3. Presence of at least two affected teeth in different quadrants (or contralateral homonymous teeth) confirmed to have dentin hypersensitivity symptoms [VAS score >= 4 (out of a total score of 10)]; 4. The affected teeth are caries-free, crack-free, and have intact dental restorations; 5. No professional anti-sensitive treatment or periodontal surgery received in the past 3 months; 6. Agree to participate in this study, sign the informed consent form, and demonstrate good compliance.
Exclusion criteria
Exclusion criteria: 1. The affected tooth presents with acute periodontal abscess, pulpitis, or periapical lesions; 2. Presence of severe or uncontrolled systemic diseases (e.g., severe hypertension, diabetes, hepatic or renal insufficiency); 3. Long-term use of anticoagulants, analgesics, anti-inflammatory drugs, or antidepressants (which may interfere with pain perception); 4. Uncontrolled dental erosion (e.g., due to gastroesophageal reflux disease) or eating disorders (e.g., anorexia nervosa); 5. Known allergy to any component of the study material; 6. Pregnant or breastfeeding women; 7. Currently undergoing orthodontic treatment.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| VAS score on cold air stimulation; | — |
Secondary
| Measure | Time frame |
|---|---|
| VAS score on tactile stimulation;Subjective sensitivity; | — |
Countries
China
Contacts
Public ContactShao Jinlong
Stomatological Hospital of Shandong University
Outcome results
None listed