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Evaluation of two different types of zirconia crowns ( Kinder Krown , Nusmile crown) used in carious primary anterior teeth
Assess the clinical and radiographic evaluation of Kinder Krowns and Nusmile crowns in restoring carious primary canines And compare between the two crowns used
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Kinder Krown | Experimental | Anterior primary teeth which restored by a Kinder Krown zirconia crown as a final restoration |
|
| NuSmile | Active Comparator | Anterior primary teeth which restored by a NuSmile zirconia crown as a final restoration |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Placement of an anterior crown restoration as a final restoration | Procedure | Placement of an anterior crown restoration as a final restoration |
|
| Measure | Description | Time Frame |
|---|---|---|
| Crown retention | Change in the following clinical assessment measure between baseline and 12 months using the scale below A=Intact B=Chipped/small but noticeable areas of loss of material C=Large loss of material D=Complete loss of crown | 12 months |
| Opposing tooth wear | Binary (Yes/No) | 12 months |
| Gingival health | Change in the following clinical assessment measure between baseline and 12 months using the scale below A=No inflammation B=Mild inflammation C=Moderate inflammation D=Marked inflammation | 12 months |
| Immediate color match | A=No noticeable difference from adjacent teeth B=Slight shade mismatch C=Obvious shade mismatch | 12 months |
| Gingival index (Loe and Silness) | Change in the following clinical assessment measure between baseline and 12 months using the scale below 0=Normal gingiva(natural colour pink gingiva no inflammation) 1=Mild inflammation(slight changes in colour,slight edema,no bleeding on probing) 2=Moderate inflammation(redness, edema and glazing, bleeding upon probing 3=Severe inflammation(marked redness and edema/ulceration/tendency to bleed spontaneously | 12 months |
| Crown margins | Change in the following clinical assessment measure between baseline and 12 months using the scale below A=Continuous with the contour of the crown, nice adaptation B=Slight overhang or under contour present C=Large defects noted D=Restoration missing | 12 months |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Fatma Abdelmonem Elhendawy, Professor | Tanta University | Study Director |
| Fatma Ahmed Elshehaby, Professor | Cairo University | Study Director |
| Fatma Korany Ismail, Ass.Professor | Cairo University | Study Director |
| arig samir abdelmonem, bachelor | Tanta University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Tanta University | Tanta | Egypt |
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| ID | Term |
|---|---|
| D003731 | Dental Caries |
| ID | Term |
|---|---|
| D017001 | Tooth Demineralization |
| D014076 | Tooth Diseases |
| D009057 | Stomatognathic Diseases |
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| Child/parent satisfaction | Binary(Yes/No) | 12 months |
| Pathological external/internal root resorption | Binary(Present/Absent) | 12 months |
| Periapical radiolucency | Binary(Present/Absent) | 12 months |