Soft tissue contour changes following ridge preservation in periodontally-compromised sockets: a randomized controlled trial.

Not Applicable

Completed

• Conditions: Diseases of the digestive system

• Registration Number: KCT0005280
• Lead Sponsor: Seoul National University Dental Hospital

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Completion: 2023-02-01
• Last Update Posted: 23 July 2024

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 24

Inclusion Criteria

1. Subjects who are scheduled to place an implant after extraction of a single tooth with severely advanced periodontal lesions
2. Subjects whose soft tissue maintains the height of the cementoenamel junction (CEJ), but significant bone resorption of 50% or more of the buccal and palatal/lingual alveolar height
3. Subjects with teeth adjacent to the extraction site
4. Subjects with appropriate oral hygiene and maintenance ability (FMBS, FMPS 25% or less)
5. Subjects who are willing to comply with the research protocol
6. Subjects who voluntarily agree to the clinical trial and are willing to comply with the study protocol.

Exclusion Criteria

1. Subjects without multiple adjacent teeth
2. Subjects with clinical symptoms of apical lesions in the extraction socket
3. Subjects with untreated periodontal disease
4. Smokers who smoke more than 20 cigarettes per day
5. Subjects with uncontrolled hypertension or diabetes
6. Subjects with serious cardiovascular disease, respiratory system disease, kidney disease, liver disease, digestive system disease, blood system disease and neuropsychiatric disease
7. Subjects receiving radiation therapy on head and neck
8. Subjects with alcohol or drug addiction
9. Subjects with opening restriction
10. Subjects with hemorrhagic disease
11. Subjects with systemic diseases (osteoporosis, osteosarcoma, Paget's disease, etc.) or those who take drugs (chemotherapy treatment such as long-term steroids) that affect bone formation
12. Pregnant women
13. Cases where the researcher judged that the subject participation in the research is inappropriate because of other ethical or research results.

Study & Design

• Study Type: Interventional Study
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Soft tissue volumetric assessment

Secondary Outcome Measures

Name	Time	Method
Alveolar bone volumetric assessment