نتایج جستجو برای: dental traumatism

تعداد نتایج: 161851  

Journal: :dental research journal 0
pradnya kakodkar soniya mulay

background: chewing-gum may serve as an effective oral hygiene device when brushing may not be possible. the aim of the present study was to evaluate the effect of chewing sugar-free gum twice a day after meals in addition to tooth brushing on dental plaque and interdental debris.     methods: twenty four (12 males and 12 females aged 20-21 years) healthy third-year dental students participated...

Journal: :journal of dentistry, tehran university of medical sciences 0
ahmad najafi abrandabadi seyedeh mahsa sheikh-al-eslamian narges panahandeh

objectives: the aim of this in-vitro study was to assess the thermal effect of light emitting diode (led) light curing unit on the enamel etching time. materials and methods: three treatment groups with 15 enamel specimens each were used in this study: g1: fifteen seconds of etching, g2: five seconds of etching, g3: five seconds of etching plus led light irradiation (simultaneously). the micro ...

Journal: :journal of dentistry, tehran university of medical sciences 0
farhad tabatabaian assistant professor, department of prosthodontics, dental school, shahid beheshti university of medical sciences, tehran, iran. abolfazl saboury associate professor, department of prosthodontics, dental school, shahid beheshti university of medical sciences, tehran, iran. zahra sadat sobhani former student, dental school of shahid beheshti university of medical sciences, tehran, iran. vicki c petropoulos associate professor, department of preventive and restorative sciences, university of pennsylvania school of dental medicine, united states.

the effect of inter-implant distance on retention and resistance of implant-tissue-supported overdentures is lacking in the literature. an in vitro study was performed to evaluate this effect for mandibular implant-tissue-supported overdentures retained by two ball attachments.an acrylic cast of an edentulous mandible was fabricated. three pairs of implants were symmetrically placed at both sid...

Journal: :American journal of biomedical science & research 2022

Background: According to the modern concept of ocular traumatism, great importance is attached choice atraumatic tactics for removal intraocular foreign bodies (IFB), especially when they are localized in structures posterior segment eye. Purpose: The aim study was feasibility, safety, and clinical efficacy delayed IFB open trauma eyeball with damage segment. Material methods: material based on...

Journal: :Medicо-Biological and Socio-Psychological Problems of Safety in Emergency Situations 2018

Journal: :journal of dentistry, tehran university of medical sciences 0
marzieh alikhasi hakimeh siadat elaheh beyabanaki mohammad javad kharazifard

objectives: the purpose of this study was to compare the accuracy of implant position transfer and surface detail reproduction using two impression techniques and materials. materials and methods: a metal model with two implants and three grooves of 0.25, 0.50 and 0.75 mm in depth on the flat superior surface of a die was fabricated. ten regular-body polyether (pe) and 10 regular-body polyvinyl...

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