Publications by authors named "Michael Patyna"

(1) Background: The aim of this study was to assess oral health in children following dental treatment under general anaesthesia and to obtain information about oral health measures in both the children and their parents. (2) Methods: Children were scheduled for regular dental re-examination one to six years after dental treatment under general anaesthesia. Scores for mixed dmft/DMFT, the plaque control record (PCR), and the gingival bleeding index (GBI) were determined.

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Objectives: The aim of this pilot study was to evaluate the clinical and microbiological outcomes of light-activated disinfection (LAD) alone or combined with probiotics as an adjunct to non-surgical periodontal treatment.

Materials And Methods: In this single-blinded, randomized, controlled clinical pilot study, 48 patients (28 females and 20 males) with untreated periodontitis (stages II and III, grade B) were included. Using a parallel-group design, patients were randomly assigned into 3 groups to receive subgingival debridement (SD) alone (group 1, n = 16), SD with LAD (group 2, n = 16), or SD with LAD plus probiotic treatment (group 3, n = 16).

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Background: Attention deficit hyperactivity disorder (ADHD) is defined as childhood neurobehavioural disorder. Due to short attention span, oral hygiene and dental treatment of such individuals can be challenging. Aim of this study was to evaluate the oral health of children and adolescents with and without ADHD living in residential care in rural Rhineland-Palatinate, Germany.

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Purpose: To investigate the polymerization shrinkage stress of different low viscous bulk composites (SDR, Venus Bulk Fill, X-tra Base, Filtek Bulk Fill) in comparison to a conventional flowable composite (Filtek Supreme XTE Flow) and to high viscous bulk and conventional composites (Filtek Supreme XTE, GrandioSO, Tetric EvoCeram, Tetric EvoCeram BulkFill, Venus Diamond, Venus Pearl), as well as to an experimental composite (Ormocer) and a sonic-activated bulk fill composite (Sonicfill), by means of photoelastic investigation.

Methods: To ensure bonding of the resin composite, cylindrical cavities (Ø 4mm) in araldite B epoxide resin plates (40 × 40 × 4 mm3) were pre-treated with the Rocatec system. Embedded in araldite plates, six resin composite specimens of each material were exposed for 60 seconds from one side (Translux Power Blue, 1,000 mW/cm2).

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Background: The aim of the study was to compare two frequently used dental age estimation methods for accuracy.

Methods: A total of 479 panoramic radiographs in age groups 6-14 years from a German population were evaluated. The dental age of 268 boys and 211 girls was assessed by means of the method of Demirjian (1973) and Cameriere (2006) and compared with their actual chronological age.

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