نتایج جستجو برای: acrylic hybrid

تعداد نتایج: 199937  

Journal: :Journal of microbiology and biotechnology 2009
Sang-Hyun Lee Si Jae Park Oh-Jin Park Junhyeong Cho Joo Won Rhee

A novel microorganism, designated as LG12, was isolated from soil based on its ability to use acrylic acid as the sole carbon source. An electron microscopic analysis of its morphological characteristics and phylogenetic classification by 16S rRNA homology showed that the LG12 strain belongs to Rhodococcus erythropolis. R. erythropolis LG12 was able to metabolize a high concentration of acrylic...

2015
Naveen S Yadav Surabhi Somkuwar Sunil Kumar Mishra Puja Hazari Rajkiran Chitumalla Shilpi K Pandey

BACKGROUND Acrylic teeth have long been used in the treatment of a complete denture. One of the primary advantages of acrylic teeth is their ability to adhesively bond to the denture base resins. Although the bonding seems satisfactory, however, bond failures at the acrylic teeth and denture base resin interface are still a common clinical problem in prosthodontics. The purpose of this study wa...

Journal: :European journal of ophthalmology 2008
S Kang M-J Kim S-H Park C-K Joo

PURPOSE To compare the clinical results of heparin surface modified (HSM) hydrophilic acrylic intraocular lens (IOL) with those of hydrophobic acrylic IOL. METHODS One hundred patients with cataract were randomized to receive one of acrylic foldable IOLs after phacoemulsification: HSM hydrophilic acrylic IOL (n=50) BioVue3 (BioVue, OII, Ontario, CA, USA) and hydrophobic acrylic IOL (n=50) Sen...

Journal: :Journal of esthetic and restorative dentistry : official publication of the American Academy of Esthetic Dentistry ... [et al.] 2015
Sandra Altarawneh Bryan Limmer Glenn J Reside Lyndon Cooper

UNLABELLED This case report describes restoration of the edentulous maxilla and mandible with implant supported fixed prostheses using monolithic zirconia, where the incisal edges and occluding surfaces were made of monolithic zirconia. Edentulism is a debilitating condition that can be treated with either a removable or fixed dental prosthesis. The most common type of implant-supported fixed p...

2014
Yong-Hong Zhao Daniel F. Shantz Richard P. Moody

The synthesis and characterization of organic–inorganic hybrid materials that selectively capture sugars from model biomass hydrolysis mixtures are reported. 3-Aminophenylboronic acid (PBA) groups that can reversibly form cyclic esters with 1,2-diols, and 1,3-diols including sugars are attached to mesoporous SBA-15 via different synthetic protocols. In the first route, a coupling agent is used ...

Journal: :Annals of the Academy of Medicine, Singapore 1999
A C Cheng A G Wee

Larger cranial bone defects can cause cranial disfigurement as well as potential mechanical brain trauma. Conventionally pre-fabricated acrylic cranioplasty implants require complicated procedures and result in potential dimensional and contour inaccuracies. The development of stereolithographic techniques for generating acrylic resin skull models allows the pre-fabrication of custom acrylic re...

2016
N. Rajaganesh S. Sabarinathan N. S. Azhagarasan Chitra Shankar Jaya Krishnakumar S. Swathi

BACKGROUND Chairside softliners are used more frequently than is reported and studies regarding the bond strength of chairside softliners to heat-polymerized denture base resin are few and limited. Hence, this study was conducted to comparatively evaluate the shear bond strength of two chairside soft relining materials viz., autopolymerizing plasticized acrylic resin liner and a silicone-based ...

2013
Ying Li Jiaxing Wang Zhuo Chen Xin Tang

PURPOSE This meta-analysis aims to evaluate the differences in performance of posterior capsular opacification (PCO) between hydrophobic acrylic intraocular lens (IOLs) and hydrophilic acrylic IOLs. SETTING Tianjin Medical University, Tianjin Eye Hospital, Tianjin Key Laboratory of Ophthalmology and Visual Science, Tianjin, China. DESIGN Systematic review of randomized controlled trials (RC...

Journal: :journal of dental biomaterials 0
sahar mousavi department of prosthodontics, school of dentistry, ardabil university of medical science, ardabil, iran shima narimani department of endodontics, school of dentistry, ardabil university of medical science, ardabil, iran somayeh hekmatfar department of pedodontics, school of dentistry, ardabil university of medical science, ardabil, iran karim jafari department of prosthodontics, school of dentistry, ardabil university of medical science, ardabil, iran

statement of problem: acrylic teeth of dentures are prone to discoloration due to frequent exposure to different colouring solutions in the oral environment. thus, in order to maintain their aesthetic appearance, they must possess high colour stability while exposed to colorant solutions. objectives: to compare the colour stability of three different brands of acrylic teeth following immersion ...

ژورنال: مجله دندانپزشکی 2010
امیرجان, افسانه, شهابی, سیما, فاضل, اکبر, قهرمانی, لقمان,

Background and Aims: Failure of bonding between artificial teeth and denture base material is a considerable problem for patients who wear dentures. Because of the cost of denture repair and the expensive price of foreign artificial teeth, this study was designed to compare the bond strength of composite and acrylic artificial teeth with heat-cured and auto-polymerized denture base resins.Mater...

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