About this trial
The leading hypothesis behind this study is that a 3-month frequency of supportive peri-implant care (SPIC) recalls after surgical therapy of implants affected by severe peri-implantitis yields better results when compared to a 6-month frequency. Thus, the primary aim of this randomized clinical trial is to compare 2 different frequencies of SPIC recalls (3 and 6 months) after surgical treatment of severe peri-implantitis in terms of treatment success (absence of implant loss, probing pocket depth (PPD) ≤ 5 mm at all aspects, bleeding on deep probing ≤1 site/implant, no suppuration at all aspects, bone loss \<0.5 mm) at early follow-up (1-year) and implant survival at the 5-year examination. Secondarily, this randomized clinical trial aims to assess the effects of the 2 different frequencies over clinical attachment levels around remaining teeth.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
None
Disqualifiers
systemic diseases (e.g. uncontrolled diabetes mellitus) or chronic use of medications (e.g. corticosteroids, bisphosphonates) likely to influence the outcome of therapy or which contraindicates the study procedures;
smoking >10 cigarettes;
pregnant or nursing women.
history of peri-implantitis treatment on the eligible implants in the previous 6 months;
Trial design
Parallel
Treatments tested in this trial
3-month supportive peri-implant care (SPIC)
Procedure/SurgerySPIC including update on smoking status, evaluation of the patient's adherence to self-performed oral hygiene procedures, full-mouth supra-gingival instrumentation around teeth, repeated sub-gingival instrumentation on sites presenting a PPD \>4 mm with BoP/SoP or a PPD≥6 mm, supra-marginal instrumentation around implants, using an erythritol air abrasive system and interdental brushes, sub-marginal instrumentation on implants with BoP after deep probing by an erythritol air abrasive system and/or ultrasonic scaler provided at a 3-month frequency after surgical treatment of peri-implantitis.
6-month supportive peri-implant care (SPIC)
Procedure/SurgerySPIC including update on smoking status, evaluation of the patient's adherence to self-performed oral hygiene procedures, full-mouth supra-gingival instrumentation around teeth, repeated sub-gingival instrumentation on sites presenting a PPD \>4 mm with BoP/SoP or a PPD≥6 mm, supra-marginal instrumentation around implants, using an erythritol air abrasive system and interdental brushes, sub-marginal instrumentation on implants with BoP after deep probing by an erythritol air abrasive system and/or ultrasonic scaler provided at a 6-month frequency after surgical treatment of peri-implantitis.
Treatment groups
Trial outcomes
Primary outcomes
Treatment success - criterion 1 (yes/no)
Absence of implant loss, probing pocket depth ≤ 5 mm at all aspects, deep bleeding/suppuration on probing ≤1 site/implant, bone loss \<0.5 mm
Implant loss (yes/no)
Implant removed, or mobile, or radiographic evidence of complete loss of osseointegration.
Secondary outcomes
Implant loss (yes/no)
Implant removed, or mobile, or radiographic evidence of complete loss of osseointegration.
Treatment success - criterion 1
Absence of implant loss, probing pocket depth ≤ 5 mm at all aspects, deep bleeding/suppuration on probing ≤1 site/implant, bone loss \<0.5 mm
Treatment success - criterion 2 (yes/no)
Absence of: implant loss, bone loss \>1 mm and surgical re-treatments.
Plaque presence (yes/no)
Presence of plaque (binary - presence/absence in at least 1 site)
Locations
Sponsors and contacts
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University of Turin, Italy
Lead sponsor
Ege University
Collaborator
This trial is not recruiting at the moment. You can still explore other options: