Alveolar Ridge Preservation or Augmentation at Posterior Extraction Sites with Severe Bone Loss Using DBBM-C and PRF: a Prospective Randomized Clinical Trial

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100047321

Enrollment

Unknown

Registered

2021-06-12

Start date

2021-07-01

Completion date

Unknown

Last updated

2022-02-07

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

Conditions

Defects of posterior alveolar sockets

Interventions

ARP group:Alveolar ridge preservation

control group:blank

Eligibility

Sex/Gender

All

Age

18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. At least 19 years old; 2. Good oral hygiene (full-mouth plaque score = 3mm and presence of more than 50% of hard tissue loss in one or more socket walls; 5. Presence of both adjacent teeth.

Exclusion criteria

Exclusion criteria: 1.Poor oral hygiene (Refused to receive periodontal treatment); 2.Pregnancy or lactation; 3.History of systematic disease and medication that would contraindicate the oral surgery treatment; 4.Smoking more than 10 cigarettes per day; 5.Radiotherapy of head and neck within the past 5 years; 6.Teeth with extreme less than 1mm keratinized tissue; 7.Unable to complete the therapeutic procedure or follow-up visits.

Design outcomes

Primary

Measure	Time frame
Changes of alveolar ridge width;	—

Secondary

Measure	Time frame
Changes of alveolar ridge height;Changes of sockets volume;	—

Countries

China

Contacts

Public ContactYu Haina

1187014476@qq.com+86 18543174836

Outcome results

None listed

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