Results 31 to 40 of about 72,405 (344)

Influence of elastic recovery time on the Dimensional Stability of Polydimethylsiloxane (PDS)

Polímeros, 2013
The aim of this study was to determine the influence from the recovering time on the dimensional stability of polydimethylsiloxane (Speedex, Coltène/Whaledent Company, Altstätten, Switzerland) prior to type IV dental stone pouring.
Leonardo de Cesero, Lígia Maria Nogarett, Eduardo Gonçalves Mota, Lisiane Martins Fracasso, Carlos dos Reis Pereira de Araujo   +4 more
doaj   +1 more source

Altering internal surface of putty impression material for better recording of tooth preparation margins [PDF]

Journal of Dental Materials and Techniques, 2018
This article describes the clinical procedures for a modified putty-wash impression technique. In this method, the hydraulic pressure induced from planned flowing the wash material from the inner surface of putty impression toward the vestibules pull ...
Ramin Mosharraf
doaj   +1 more source

Accuracy of different impression materials in parallel and nonparallel implants

Dental Research Journal, 2015
Background: A precise impression is mandatory to obtain passive fit in implant-supported prostheses. The aim of this study was to compare the accuracy of three impression materials in both parallel and nonparallel implant positions.
Mahroo Vojdani, Kianoosh Torabi, Elham Ansarifard   +2 more
doaj   +1 more source

Intraspecific variation in M1 enamel development in modern humans: implications for human evolution [PDF]

, 2008
The timing and sequence of enamel development, as well as enamel thickness, was documented for individual cusps (protoconid, hypoconid,metaconid, entoconid) in 15 unworn permanent lower first molars (M1s) from a sample of modern human juveniles.
Anemone, Berkovitz, Beynon, Beynon, Beynon, Boyde, Boyde, Boyde, Bromage, Bromage, Brown, Childe, Christensen, Darling, Dean, Dean, Dean, Dean, Dean, Dean, Dean, Dean, Dean, Dirks, Driessens, Eisenmann, Eliot, FitzGerald, Gantt, Grine, Grine, Gustafson, Hillson, Image-Pro Express, Kajiyama, Kay, Kay, Kelley, Kelley, Khera, Kierdorf, Komai, Kono, Kraus, Lacruz, Lacruz, Lee, Macchiarelli, Macho, Macho, Macho, Macho, Macho, Mahoney, Mahoney, Mitchell, Molnar, Mortimer, Nanci, Norusis, Osborne, Patrick Mahoney, Pindborg, Prader, Q-Imaging Micropublisher 5.0 RTU, Ramirez Rozzi, Reid, Reid, Reid, Reid, Risnes, Rushton, Schour, Schwartz, Schwartz, Schwartz, Schwartz, Schwartz, Schwartz, Schwartz, Shellis, Shellis, Shillingburg, Small, Smith, Smith, Smith, Smith, Smith, Smith, Smith, Smith, Spears, Suwa, Tagiguchi, Williams, Williams, Witzel   +97 more
core   +1 more source

Preliminary SEM Observations on the Surface of Elastomeric Impression Materials after Immersion or Ozone Disinfection [PDF]

Journal of Clinical and Diagnostic Research, 2016
Introduction: Surface integrity of dental elastomeric impression materials that are subjected to disinfection is of major importance for the quality of the final prosthetic restorations. Aim: The aim of this qualitative Scanning Electronic Microscopy
NIKOLAS POULIS, ANTHONY PROMBONAS, STAVROS YANNIKAKIS, THANASIS KARAMPOTSOS, MARTHA-SPYRIDOULA KATSAROU, NIKOLAOS DRAKOULIS   +5 more
doaj   +1 more source

Compressive Strength of Alginate Impression Material Incorporated with Silver and Zirconium Oxide Nanoparticles [PDF]

Al-Rafidain Dental Journal, 2023
Aims: To investigate the effect of adding nanoparticles on the compressive strength of alginate impression material. Materials and Methods: In this study, two types of nanoparticles were added to alginate impression materials: silver and zirconium oxide ...
Luma Mudhafar Al-Nema, Ahmed Asim Al-Ali
doaj   +1 more source

A study of blood contamination of Siqveland matrix bands [PDF]

, 2002
AIMS To use a sensitive forensic test to measure blood contamination of used Siqveland matrix bands following routine cleaning and sterilisation procedures in general dental practice. MATERIALS AND METHODS: Sixteen general dental practices in the West of
A H Lowe, AH Lowe, BH Lanphear, CWI Douglas, D MacKenzie, E McColl, F J T Burke, J Bagg, LM Edmunds, M Cox, P Barton, S McHugh, WM Lee   +12 more
core   +1 more source

Monolithic zirconia and digital impression: case report [PDF]

, 2017
The aim of this study is to present a clinical case of a full arch prosthetic rehabilitation on natural teeth, combining both digital work-flow and monolithic ...
Brauner, E, De Angelis, F, Di Carlo, S, Di Carlo, T, Giovannetti, A, Mencio, F, Papi, P, Pignatiello, G, Pompa, G, Rosella, D   +9 more
core   +1 more source

Dimensional changes of alginate dental impression materials

Journal of Materials Science: Materials in Medicine, 2006
The weight loss and corresponding dimensional changes of two dental alginate impression materials have been studied. The weight loss kinetics indicate this to be a diffusion controlled process, but with a boundary condition at the surface of the concentration decreasing exponentially with time.
Navina A. Nallamuthu, Michael Braden, Mangala P. Patel   +2 more
openaire   +3 more sources

Use of Clinical UV Chamber to Disinfect Dental Impressions: A Comparative Study [PDF]

Journal of Clinical and Diagnostic Research, 2015
Introduction: Dental impressions are potential source of infection in a prosthodontic practice. Risk of transmission of infection through saliva, blood etc is considered as hazard for both dentist as well as dental auxiliary staff. A number of methods
Himanshu Aeran, Sakshi Sharma, Varun Kumar, Neelu Gupta   +3 more
doaj   +1 more source