Exploratory study of surface changes of dental restoration materials in oral environment

Exploratory study of surface changes of dental restoration materials in oral environment - Exploratory study of surface changes of dental restoration materials in oral environment

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000042450

Enrollment

Registered

2020-12-15

Start date

2020-11-26

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

healthy person

Interventions

Restoration materials (composite resin) are temporally attached to a healthy person. Restoration materials (glass ionomer cement) are temporally attached to a healthy person.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) 20 years of age or more 2) Person who obtain the consent 3) Person who have all 4 premolars on both sides

Exclusion criteria

Exclusion criteria: 1) Those who are allergic to dental materials 2) Women who are pregnant or may become pregnant 3) lactating women 4) Not appropriate to this study judged by investigator or related

Design outcomes

Primary

Measure	Time frame
Surface change of each restorative materials after 6h	—

Countries

Japan

Contacts

Public ContactYukinori Maruo

Okayama University Hospital Occlusion and Removable Prosthodontics

ykmar@md.okayama-u.ac.jp086-235-6687

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026