none
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: The subjects of this trial were healthy volunteers aged 18~70 years who met the test requirements. Healthy subjects are those who didn't suffer from chronic systemic diseases such as hypertension, diabetes and heart disease. There are no infectious diseases, such as hepatitis and tuberculosis, and patients didn't have maxillofacial tumor, trauma, and orthognathic surgery.
Exclusion criteria
Exclusion criteria: Minors (under 18 years of age), pregnant women, unsigned informed consent, independent consciousness, three months have participated in or are participating in other medical device clinical trials, can not comply with the research program and can not cooperate.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| the rate of Image quality conforms to clinical requirements; | — |
Countries
China
Contacts
Peking University Third Hospital