Clinical study on the effect of non-flap flap on the bone augmentation of severe defect in the bone wall of the extraction socket in the posterior region

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200064514

Enrollment

Unknown

Registered

2022-10-10

Start date

2022-10-08

Completion date

Unknown

Last updated

2023-05-15

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

Conditions

dentition defect

Interventions

Experimental group:flapless

Conrol group:Flap

Eligibility

Sex/Gender

All

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: Aged older than 18 years; oral hygiene is good; there is a single posterior tooth that cannot be retained; there is 50% or more vertical bone resorption in one bone wall and there are at least two bone walls with a vertical height > 3 mm in the extraction socket.

Exclusion criteria

Exclusion criteria: Pregnant or breastfeeding women; history of systemic diseases; history of smoking; head and neck radiation therapy in the past 5 years; keratinized gingiva width at the extraction site < 1 mm; unable to return to the clinic on time or complete the entire process of surgical treatment.

Design outcomes

Primary

Measure	Time frame
probing depth;bleeding index;gingival index;gingival biotype;keratinized gingival width;post-extraction pain;bone wall thickness;bone wall height;alveolar ridge width;maximum socket volume;	—

Countries

China

Contacts

Public ContactYuyan Sun

Hospital of Stomatology, Jilin University

182076555@qq.com+86 17767719185

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026