Influence of subcrestal implant placement to aquire biological width

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200057728

Enrollment

Unknown

Registered

2022-03-16

Start date

2022-03-13

Completion date

Unknown

Last updated

2023-11-06

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

Conditions

peri-implantitis

Interventions

thin mucosa group:subcrestal implant placement

think mucosa group:crestal implant placement

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients with periodontitis who have completed basic treatment and periodontal surgery; 2. The single tooth in the mandibular posterior tooth area is missing and has sufficient bone, so it is hoped to adopt implant restoration; 3. Healthy and non-smoker.

Exclusion criteria

Exclusion criteria: 1. Uncontrolled periodontal disease; 2. Used antibiotics, hormones or immunosuppressants within 6 months; 3. Patients who are pregnant or plan to become pregnant within 2 years.

Design outcomes

Primary

Measure	Time frame
marginal bone loss;peri-implant soft tissue thickness;probing depth;	—

Secondary

Measure	Time frame
plaque index;sulcus bleeding index;	—

Countries

China

Contacts

Public ContactYu Xiaoqian

y_pk@163.com+86 13681093434

Outcome results

None listed

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