1.Patients with malocclusion who are eligible for clear aligner therapy. 2.Participants recruited were high school and university people aged 18to45 years. 3.Participants had to be healthy. microplastics,clear aligner
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.Patients with malocclusion who are eligible for clear aligner therapy. 2.Participants recruited were high school and university people aged 18to45 years. 3.Participants had to be healthy.
Exclusion criteria
Exclusion criteria: 1.Tobacco smokers 2.Drug and alcohol users 3.Presence of other significant pathologies, such as inflammatory bowel disease, 4.chronic obstructive pulmonary disease. Patients with cancer who are treated with chemotherapy or radiotherapy.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The shape, size, and chemical structure of microplastics released from different types of clear aligner orthodontic appliances. 6 months after the end of sample collection RAMAN | — |
Secondary
| Measure | Time frame |
|---|---|
| The amount of microplastics released from different types of clear aligner orthodontic appliances. 6 months after the end of sample collection RAMAN | — |
Countries
Thailand
Contacts
Department of Orthodontics, Faculty of Dentistry, Mahidol University