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Study for improving the screw-retained implant-supported restorations

Study for improving the screw-retained implant-supported restorations

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1900024581
Enrollment
Unknown
Registered
2019-07-18
Start date
2019-08-01
Completion date
Unknown
Last updated
2019-07-22

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:Seal the crown margin with temporary cement
control group:none

Sponsors

Shanghai Xuhui District Dental Center
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: Loss of a single tooth in dentition; The implant with screw retainer is suitable for repairing the missing teeth; Aged >18 years old.

Exclusion criteria

Exclusion criteria: Loss of multiple teeth in dentition; The implant with screw retainer is not suitable for repairing the missing teeth; The occlusion is obviously abnormal; Periodontal and jaw diseases; Smoking history; Night grinding teeth, clenched teeth and other symptoms; Long-term use of antibiotics, anticoagulant drugs; A history of systemic disease.

Design outcomes

Primary

MeasureTime frame
Probing depth;Modified plaque index;Modified bleeding index;Bone loss around the implants;—

Countries

China

Contacts

Public ContactSong Tao

Shanghai Xuhui District Dental Center

13701635237@139.com+86 13701635237

Outcome results

None listed

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