João Luiz Pozzobon

ORCID: 0000-0003-0094-0046
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About
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Research Areas
  • Dental materials and restorations
  • Head and Neck Cancer Studies
  • Dental Implant Techniques and Outcomes
  • Bone Tissue Engineering Materials
  • Endodontics and Root Canal Treatments
  • Oral health in cancer treatment
  • Cancer Diagnosis and Treatment
  • Physical Education and Gymnastics
  • Children's Physical and Motor Development
  • Academic Research in Diverse Fields
  • Orthopaedic implants and arthroplasty
  • Additive Manufacturing and 3D Printing Technologies
  • Concrete and Cement Materials Research
  • Physical Activity and Health

Universidade Federal de Santa Maria
2011-2017

This study evaluated the influence of silica-based film coatings on surface yttrium-stabilized tetragonal zirconia polycrystal (Y-TZP), in particular durability bond strength between ceramic and resin cement. Eighty Y-TZP (In-Ceram YZ, Vita) blocks (4 × 4 3 mm) were obtained divided into four groups according to treatments (n = 20): tribochemical silica coating (TBS; Cojet, 3M/ESPE), 5 nm SiO2 nanofilm silanization (F-5), 500 (F-500), + hydrofluoric-acid-etching (F-500HF). Specimens...

10.1002/jbm.b.33184 article EN Journal of Biomedical Materials Research Part B Applied Biomaterials 2014-05-03

Purpose To investigate the effects of a novel tribochemical silica coating technique with powders made from feldspathic ceramic and leucite-based on bond strength zirconia to resin cement before after aging. Materials methods Zirconia blocks were divided into 3 groups according material used for airborne-particle abrasion: 1) SP (control): silica-coated alumina particles; 2) FP: powder; 3) LP: leucite glass-ceramic powder. After silanization, composite cylinders cemented surface using...

10.3290/j.jad.a36892 article EN Journal of adhesive dentistry/˜The œjournal of adhesive dentistry 2016-01-01

This study evaluated the effect of air-abrasion parameters such as particle size, distance, and time on adhesion resin cement to zirconium dioxide (Y-TZP) t→m phase transformation. Y-TZP blocks (N = 80) (In-Ceram YZ, Vita) (4 mm3 × 4 3 mm3) were assigned into eight groups (n 10): with 30 μm (CoJet Sand, S30) 110 (Rocatec-Plus, S110) silica-coated alumina particles, applied for either 10–20 s (T time), from a distance mm (D distance), composing following groups: S30T10D10, S30T10D20,...

10.1080/01694243.2015.1101189 article EN Journal of Adhesion Science and Technology 2015-11-13

It evaluated the effects of different zirconia surface treatments on bond strength a resin cement to Y-TZP (yttria-stabilized tetragonal zirconia) ceramics, as well their phase-transformations. 75 blocks (5 mm × 5 4 mm) were assigned into five groups (n = 15): (tribochemical silica coating - TBS) was abraded by coated alumina particles followed silanization; (GLZ1) received application thin layer low-fusing porcelain glaze, hydrofluoric acid (HF) etching for 1 min; (GLZ5) glaze + HF (GLZ10)...

10.1080/01694243.2016.1268413 article EN Journal of Adhesion Science and Technology 2017-01-04

Introducao: Os pacientes com câncer de cabeca e pescoco ou malignidades hematologicas que recebem tratamento radioterapico e/ou quimioterapico apresentam complicacoes bucais como efeitos colaterais do tratamento. Objetivo: O objetivo deste artigo foi identificar as principais decorrentes dos tratamentos antineoplasicos radioterapia quimioterapia condutas indicadas para prevenir controlar essas complicacoes. Revisao literatura: estudo constitui-se em uma revisao literatura nas bases dados...

10.5335/rfo.v16i3.1849 article PT Revista da Faculdade de Odontologia - UPF 2011-12-01

OBJECTIVE: Evaluating the fine motor skills (M1) degree in a group of independent elders, checking its possible association with weekly practice physical activities. METHODS: 139 elders both genders, aged 60 and older, who responded to survey about their activities then, later on were subjected M1 tests according EMTI, which final scores determine each individual’s M1. The elderly categorized into two groups: 60‑70 years‑old above 70 years‑old. RESULTS: female gender was predominant sample....

10.5327/z2447-211520171600078 article EN cc-by-nc-nd Geriatrics Gerontology and Aging 2017-07-01
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