IRCT20220220054075N1
Recruiting
未知
Evaluation of the effect of gingival retraction with laser and retraction cord on marginal adaptation and gingival recession in full ceramic crowns for first premolar of maxilla – a clinical trial study
ConditionsMarginal mismatch.
Overview
- Phase
- 未知
- Intervention
- Not specified
- Conditions
- Marginal mismatch.
- Sponsor
- Kermanshah University of Medical Sciences
- Enrollment
- 20
- Status
- Recruiting
- Last Updated
- 4 years ago
Overview
Brief Summary
No summary available.
Investigators
Eligibility Criteria
Inclusion Criteria
- •Good general health(The patient has no systemic disease that can affect clinical outcomes)
- •Periodontal health(Plaque index and BOP should be below 20% before prosthetic treatment)
- •There is a good keratinized gum around the abutment tooth (gingival biotype is thick).
- •It should not have obvious signs and symptoms of bruxism or clenching
- •abutment teeth need reconstruction
- •Non\-living abutment teeth that have a positive long\-term prognosis based on clinical evaluations and radiology
- •Non\-living abutment teeth that have a positive long\-term prognosis based on clinical evaluations and radiology
- •The teeth have sufficient preparation length to ensure retention and resistance shapes
- •The patient is willing to participate in our study and sign the consent form.
Exclusion Criteria
- •The patient is unwilling or unable to observe adequate oral hygiene (index plate and BOP should be below 20%).
- •abutment teeth have clinical signs.
- •Have loose teeth of second or more degrees.
- •Teeth need periodontal surgery before preparing the crown.
- •Parafunctional habits
- •Periodontitis, severe gingivitis, poor oral hygiene and high caries activity
Outcomes
Primary Outcomes
Not specified
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