scholarly journals Effect of ultraviolet light irradiation period on bond strengths between fiber-reinforced composite post and core build-up composite resin

2014 ◽  
Vol 33 (1) ◽  
pp. 133-140 ◽  
Author(s):  
Yuya ASAKAWA ◽  
Hidekazu TAKAHASHI ◽  
Naohiko IWASAKI ◽  
Masahiro KOBAYASHI
2007 ◽  
Vol 8 (6) ◽  
pp. 17-24 ◽  
Author(s):  
Lippo Lassila ◽  
Anna-Maria Le Bell-Rönnlöf ◽  
Milla Lahdenperä ◽  
Pekka Vallittu

Abstract Aims The aim of this study was to compare the attachment of different composite resin luting cements to a fiber-reinforced composite (FRC) post with a semi-interpenetrating polymer network polymer matrix. Methods and Materials Six different brands of composite resin luting cement stubs were applied on the surface of FRC post material and light-cured for 40 seconds. Shear bond strengths of luting cement stubs were measured using a universal testing machine. Results The differences in shear bond strengths between the cements were not statistically significant. Conclusion All of the tested composite resin luting cements provided acceptable attachment to the tested FRC post. The tested FRC post material is suitable to use with different composite resin luting cements. Citation Le Bell-Rönnlöf AM, Lahdenperä M, Lassila L, Vallittu P. Bond Strength of Composite Resin Luting Cements to Fiber-reinforced Composite Root Canal Post. J Contemp Dent Pract 2007 September; (8)6:017-024.


2017 ◽  
Vol 59 (1) ◽  
pp. 13-21 ◽  
Author(s):  
Hiroaki Yanagida ◽  
Naomi Tanoue ◽  
Yoshito Minesaki ◽  
Yoko Kamasaki ◽  
Taku Fujiwara ◽  
...  

Oral ◽  
2021 ◽  
Vol 1 (4) ◽  
pp. 340-349
Author(s):  
Oskar Bunz ◽  
Darja Iwantschenko ◽  
Sabrina Tulka ◽  
Claudia Barthel-Zimmer ◽  
Andree Piwowarczyk

Objective: The question of whether classic cast post-and-core (CPC) or fiber-reinforced composite resin posts (FRCP) are the best clinical decision has still not been fully solved. Materials and Methods: One hundred and sixty-two teeth were restored with FRCP, and 162 CPC restored teeth were included in this study with a matched-pair design. In a primary analysis, the survival rates after one year (primary endpoint) were compared. The additional analysis included an evaluation of tooth- and construction-specific variables and an illustration of the survival up to 60 months via Kaplan-Meier curves. Results: FRCP showed lower failure risk considering the definitive prosthetic restoration and tooth type compared to CPC restored teeth. In total, 17 failures were observed in the FRCP group and 35 failures in the CPC group. A 60-month survival rate of 79.3% for FRCP and 64.5% for CPC was observed. Teeth serving as abutments for telescopic dentures were more likely to be affected by failure compared to teeth restored with single crowns. Conclusion: Within the limitations of this study, the FRCP showed a lower failure risk compared to the CPC, considering the definitive prosthetic restoration and tooth type within the observation period.


Author(s):  
Lucas Moreira Maia ◽  
Wilson Bambirra Júnior ◽  
Kênia Maria Toubes ◽  
Gil Moreira Júnior ◽  
Vinicius de Carvalho Machado ◽  
...  

2012 ◽  
Vol 6 (1) ◽  
pp. 41-45 ◽  
Author(s):  
S Garoushi ◽  
J Tanner ◽  
PK Vallittu ◽  
L Lassila

This preliminary clinical trial evaluated 12 month clinical performance of novel filling composite resin system which combines short fiber-reinforced composite resin and conventional particulate filler composite resin in high stress bearing applications. A total of 37 class I and II restorations (compound and complex type) were placed in 6 premolars and 31 molars. The restorations were reviewed clinically at 6 months (baseline) and 12 months using modified USPHS codes change criteria for marginal adaptation, post-operative sensitivity, pulpal pain and secondary caries criteria. Photographs and x-rays were obtained for restorative analysis. Results of 12 months evaluation showed 5 restorations having little marginal leakage (B score) and 1 patient had minor pulpal symptom and post-operative sensitivity (B score). No secondary caries or bulk fracture was detected. The majority of restorations exhibited A scores of the evaluated criteria. After 12 months, restorations combining base of short fiber reinforced composite resin as substructure and surface layer of hybrid composite resin displayed promising performance in high load bearing areas.


2021 ◽  
Vol 10 (2) ◽  
pp. 103
Author(s):  
Dessy Natalia ◽  
Yulita Kristanti

Gumboil is inflammation reaction in the gum caused by pulp infection. Gumboil is seen as an oral lesion characterized by a soft erythematous papule where a periapical abcess is draining into the oral cavity. An adequate root canal treatment can  cure gumboil and remove bacteria from the root canal. To support the success of root canal treatment, final restoration used in this case is composite resin restoration with reinforcing fiber (short fiber reinforced composite). The purpose of this treatment was to restore the functions of tooth in mastication and preserving the supporting tissue. A female patient age 23 years old came with complaints of pain in the lower right mandibular molar accompanied by swelling of the gums around the teeth since a week ago. Swelling is intermittent since last 3 months. The tooth have been restored for about 3 years ago. Clinical examination showed a positive percussion, positive palpation, negative vitality, and negative mobility. Radiographic examination showed bifurcation and periapical lesions. Root canal treatment is performed with crown down preparation technique and followed by direct composite resin restoration with short fiber reiforced composite. The success of root canal treatment followed by composite resin restoration with short fiber reinforced fiber is marked by the absence of complaints as well as the dissappearance of gumboil.


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