Dental Implants: Survival at sites of previous implant failure

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Mark Steven-Howe takes a look at a systematic review of survival rates of dental implants placed at sites of previous implant failure. Eight retrospective cohorts were included and while good survival rates were reported over 1-5 years the findings need to be interpreted very cautiously as the studies are at high risk of bias.

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Maxillary sinus lifts: with or without grafts?

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This reivew of the efficacy of sinus lift without grafts in atrophic maxilla included 5 small RCTs with the findings suggesting no significant difference in the two approaches

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Dental Implants: long or short?

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This review compares survival rates between extra-short implants (≤6 mm) and ≥10 mm long implants. 18 studies were included suggesting little diference up to 3 years following prosthetic loading.

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Metal-ceramic vs ceramic: Material of choice for restoring implants?

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This review comparing ceramic and metal-ceramic restorations was developed by MSc Students from @UClanDentistry during a recent workshop. While the findings suggest no difference between the two materials only a small number of limited quality studies are available.

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All-ceramic implant-supported single crowns

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This review of survival and technical complication rates of all-ceramic implant-supported single crowns included 41 mainly observational studies suggesting high survival rates for all-ceramic implant supported single crowns.

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Dental Implants: Number of implants and full-arch prosthesis survival

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19 studies (6 RCTs, 13 prospective studies) were included in this review assessing whether the number of dental implants per jaw has an influence on implant and/or prosthesis survival rate and complications with the findings suggesting no influence.

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Dental implants: Does crown-to-implant ratio influence treatment outcomes?

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This review of the influence of crown-to-implant ratio on single-tooth,non-splinted implant outcomes includes 8 observational studies and suggests no impact with crown-to-implant ratios ranging from 0.86 to 2.14.

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Dental implants: immediate placement in infected sockets and survival rates

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9 observational studies were included in this review comparing the immediate placement of implants in an infected site compared to a health site. The findings suggest no difference although the quality of the evidence is low to very low.

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Autotransplantation of teeth with incomplete root formation have good success rates

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This review of success and survival rates and complications of autotransplantation of teeth with incomplete root formation included 32 observational studies only 5 of which were considered to be of high quality. Good success rates were noted but findings should be interpreted cautiously

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Overdenture attachments systems: splinted or unsplinted?

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9 studies were included in this review of the effect of splinted or unsplinted overdenture attachment system on clinical outcomes. The findings suggest no difference however, the quality of the evidence is limited.

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