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Air Abrasion, Dental (0):
Recent article
Air Abrasion, Dental
Operative Dentistry (36)1 2011
Abstract
This study evaluated the effect of tooth-preparation cleansing protocols on the bond strength of a self-adhesive resin cement to dentin contaminated with two different types of hemostatic agents. The occlusal surface of extracted third molars was flattened to expose the dentin surface and prepared fo...
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PMID: 21488725
PDF is available here.
PDF is available here.
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Schweizer Monatsschrift fur Zahnmedizin = Revue mensuelle suisse d'odonto-stomatologie = Rivista mensile svizzera di odontologia e stomatologia / SSO (121)4 2011
Abstract
This case report shows the experimental treatment of a 85 year old female with advanced periimplantitis, the surgical augmentation, the clinical as well as the radiological follow-up until twelve months after surgery. the treatment of the advanced periimplantitis with a three-dimensional vertical def...
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PMID: 21574509
PDF is available here.
PDF is available here.
Schweizer Monatsschrift fur Zahnmedizin = Revue mensuelle suisse d'odonto-stomatologie = Rivista mensile svizzera di odontologia e stomatologia / SSO (121)4 2011
Abstract
Abstract
The bond strengths of a silver-tin-zinc-indium alloy used with adhesive luting cements were investigated. The metal surfaces were primed with two metal conditioners designed for noble metal alloys or base metal alloys, or prepared using a Rocatec tribochemical coating unit. Two adhesive luting cemen...
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PMID: 21265438
PDF is available here.
PDF is available here.
Dental Materials (26)9 2010
Abstract
To evaluate the influence of post surface pretreatment on the delamination strength of different cements from a prefabricated FRC post tested in a three-point bending test.
Three cements were tested; RelyX Unicem, DC Core Automix, and Panavia F2.0. Per cement, 40 posts (D.T. Light Post Illusion size...
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PMID: 20542550
PDF is available here.
PDF is available here.
Abstract
Clinical and laboratory processing techniques induce damage to the surface of zirconia frameworks, which significantly lessens their strength.
The purpose of this study was to investigate the influence of 3 surface restoration methods on the flexural strength of zirconia bars.
Bar-shaped specimens w...
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PMID: 20654766
PDF is available here.
PDF is available here.
Abstract
The bond strength of group B specimens was statistically higher than those of group A and group C specimens (P < .05). The authors found no statistically significant differences in shear bond strength between surfaces treated with Er,Cr:YSGG laser and those treated with acid etching alone (P > .05)....
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PMID: 20123873
PDF is available here.
PDF is available here.
Abstract
Air-abrasion can be used for enamel preparation before fissure sealing as well as acid etching which is the evidence-based method for enamel preparation before sealing.
The aim of this study is to evaluate the status of sealed occlusal surfaces of the first permanent molars after one, two, and five...
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PMID: 21063138
PDF is available here.
PDF is available here.
Abstract
No adverse event was noted in any subject for the test or control treatment. Using a visual analog scale, the patients perceived the test treatment to be significantly less painful/uncomfortable than the hand instrumentation (P <0.001). Significantly less time was used by the operator for the test p...
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PMID: 20059420
PDF is available here.
PDF is available here.
Brazilian Dental Journal (21)2 2010
Abstract
Investigation of the effectiveness of surface treatments that promote a strong bond strength of resin cements to metals can contribute significantly to the longevity of metal-ceramic restorations. This study evaluated the effect of surface treatments on the shear bond strength (SBS) of a resin cemen...
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PMID: 20640356
PDF is available here.
PDF is available here.
General dentistry (58)4 2010
Abstract
A tridimensional surface roughness test evaluation is a nondestructive method that can be used to perform a topographic analysis of different surface treatments for glass and quartz fiber posts. This study divided 75 fiber posts into three groups according to their manufacturer. Each group was divid...
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PMID: 20591774
PDF is available here.
PDF is available here.
Abstract
The aim of this histologic and histomorphometric study was to evaluate the peri-implant bone formation around one-stage surface-modified implants that were retrieved after a healing period of 4 weeks in humans. Three patients with mandibular partial edentulism participated in the study. An implant w...
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PMID: 20072738
PDF is available here.
PDF is available here.
Abstract
Without primer, the median initial bond strength of Multilink Automix to zirconia ceramic was relatively low (12.4 MPa). The primers improved the bond strength significantly (p
PDF is available here.
PDF is available here.
Abstract
There are an increasing number of more novel options available for operative intervention. This chapter outlines a series of operative treatment options which are available to the modern clinician to select from once a decision has been made to treat a carious lesion operatively. A series of novel m...
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PMID: 19494685
PDF is available here.
PDF is available here.
Abstract
The bond strength of air abrasion (Group III) and the control group (Group IV) were statistically higher than both the acid (Group I) and laser (Group II) pretreatments (p < 0.05). No statistically significant differences were found in shear bond strength between surfaces treated with air abrasion a...
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PMID: 19142255
PDF is available here.
PDF is available here.
Abstract
(i) The surface area available for sealant placement on the occlusal surface was significantly increased following enameloplasty. (ii) Fissure width following enameloplasty was significantly increased. (iii) Extent of sealant penetration was significantly greater with enameloplasty sealant technique...
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PMID: 19841547
PDF is available here.
PDF is available here.
Operative Dentistry (34)1 2009
Abstract
Air-abrasion is a tooth preparation technology developed in the 1940s that is currently gaining popularity due to its compatibility with adhesive restorations. Variables, including propellant pressure, powder flow rate, nozzle angle and distance to the tooth surface abrasion time, can affect the cut...
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PMID: 19192842
PDF is available here.
PDF is available here.
Operative Dentistry (34)4 2009
Abstract
The bond strength of all ceramic systems evaluated was affected by the surface treatments (p<0.05). The highest values for bond strength of IPS Empress 2 were found when the surface treatment used was hydrofluoric acid etching, followed by airborne particle abrasion treatment. On the other hand, air...
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PMID: 19678444
PDF is available here.
PDF is available here.
General dentistry (57)4 2009
Abstract
This study evaluated the microtensile bond strength between a composite resin and a zirconia-reinforced alumina-based glass-infiltrated ceramic after different ceramic surface treatments. Blocks (12 mm x 10 mm x 5 mm3) of a ceramic containing zirconia were fabricated, polished, and divided at random...
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PMID: 19903618
PDF is available here.
PDF is available here.
Dental Materials Journal (27)6 2008
Abstract
The purpose of this study was to evaluate how ultrasonic cleaning of silica-coated zirconia surfaces would influence the latter's bond strength to resin luting material. Forty zirconia specimens were divided into four groups: one air abrasion group and three silica-coated groups. Silica-coated speci...
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PMID: 19241694
PDF is available here.
PDF is available here.
Dental Materials Journal (27)6 2008
Abstract
A new version of an air abrasion device, which expelled abrasive sodium bicarbonate powder, was fabricated to remove carious tissue. This device had a motor-driven mechanism to control the amount of powder expelled. The purpose of this study was to estimate the abrading efficacy of this device, in p...
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PMID: 19241693
PDF is available here.
PDF is available here.
Abstract
Sandblasting + silane and silica coating + silane applications on debonded ceramic bracket base can produce bond strengths comparable with new brackets....
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PMID: 18675197
PDF is available here.
PDF is available here.
Abstract
The mean micro-shear bond strength values (SD) in MPa were--NT: 4.10 (3.06), Al: 7.56 (4.11), HF: 14.04 (2.60), S: 14.58 (2.14), AlHF: 15.56 (3.36), AlS: 23.02 (4.17), HFS: 24.7 (4.43), AlHFS: 26.0 (3.71). ANOVA indicated the influence of surface treatment was significant (p < 0.0001). SEM analysis...
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PMID: 18717831
PDF is available here.
PDF is available here.
Dental Materials (24)5 2008
Abstract
The surface damage produced by the CAD/CAM milling procedure significantly reduced the strength of zirconia which could be further weakened by different surface treatment methods resulting in unexpected failures at stresses much lower than the ideal strength of the material. It is advised to conside...
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PMID: 17765301
PDF is available here.
PDF is available here.
Dental update (35)3 2008
Abstract
Fear and anxiety are common responses to anticipated or actual dental treatment. This may range from slight feelings of unease during routine procedures, such as an injection or cavity preparation, to feelings of extreme anxiety long before treatment is happening. There is general agreement that anx...
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PMID: 18507228
PDF is available here.
PDF is available here.
Dental Materials (24)4 2008
Abstract
Feg-SEM evaluation revealed different morphological features on the dentin surface after the usage of both the conventional and alternative techniques for cavity preparation, more specifically regarding smear-layer thickness and surface roughness. CVD bur-cut, CVD ultra-sonoabraded and laser-irradia...
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PMID: 17675225
PDF is available here.
PDF is available here.
Dental Materials (24)4 2008
Abstract
After saliva contamination XPS revealed an organic coating which was not removed completely with water rinsing, with isopropanol, or with phosphoric acid. Using TBS testing a strong influence of contamination and cleaning methods on resin bond strength and its durability was found. SIGNIFICANCE: Sal...
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PMID: 17675146
PDF is available here.
PDF is available here.
Abstract
The purpose of the study was to determine if sandblasted and laser-irradiated enamel may be viable alternatives to acid etching for molar tube bonding. Seventy-seven molar teeth extracted for periodontal reasons were used. Seventy teeth underwent shear bond strength (SBS) testing and the remaining s...
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PMID: 18263892
PDF is available here.
PDF is available here.
Abstract
The purpose of this study was to evaluate the transverse strength of denture base resin repaired with autopolymerizing resin and metal wire using a metal conditioner, along with the synergistic effect of a surface preparation for denture base resin. It was found that the use of Co-Cr-Ni wires air ab...
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PMID: 18450185
PDF is available here.
PDF is available here.
Abstract
The film thickness showed no statistically significant differences among groups (P > .05). There was a significant difference between the control and experimental groups, with an increase in all 3 cements after airborne-particle abrasion (P < .05). The highest retentive strength in the control group...
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PMID: 18618029
PDF is available here.
PDF is available here.
Journal of Dentistry (36)3 2008
Abstract
The powder flow rate of each machine was significantly affected by a change in powder reservoir volume (p<0.05). In all devices a partially empty reservoir caused a significant decrease in powder flow rate, compared to that at maximum fill volume. The maximum percentage difference seen using the Ron...
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PMID: 18276058
PDF is available here.
PDF is available here.
Journal of Dentistry (36)3 2008
Abstract
The amount of dentine removed using bioactive glass air-abrasion had a Somers'D coefficient of 0.65 for the Knoop hardness. Wet air-abrasion caused a significant (p 0.05) decrease in the amount of abrasive retained on the surface for Al air-abrasion at 138 and 413 kPa and BG air-abrasion at 413 and...
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PMID: 18237840
PDF is available here.
PDF is available here.
AADE editors' journal (39)3 2008
Abstract
The film thickness showed no statistically significant differences among groups (P > .05). There was a significant difference between the control and experimental groups, with an increase in all 3 cements after airborne-particle abrasion (P < .05). The highest retentive strength in the control group...
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PMID: 18618029
PDF is available here.
PDF is available here.
Abstract
The DHE did not present differences among the groups. In relation to the preparation size, the internal diameter influenced 120 masculine point angles, whereas distance influenced the 90 masculine ones. Considering the preparation depth, the 90 degrees point angle yielded the deepest. In the qualita...
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PMID: 18264537
PDF is available here.
PDF is available here.
Abstract
Wax and silicone fit indicators significantly reduced retention of simulated crowns if not properly cleaned. Airborne-particle abrasion, in addition to steam cleaning, was necessary to clean silicone. However, steam cleaning alone was sufficient for cleaning wax....
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PMID: 18182185
PDF is available here.
PDF is available here.
Abstract
Air abrading orthodontic bracket-pad composite surfaces in indirect bonding increased the shear bond strength, whereas the use of flowable composite did not affect bond strengths....
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PMID: 18174062
PDF is available here.
PDF is available here.
Abstract
A growing number of surface treated titanium implants are routinely used in dental and orthopaedic surgery, with a view to enhancing integration capacity with osseous tissue. This study examines the use of bioactive glass 45S5 as an alternative abrasive and osteoproductive surface modification mater...
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PMID: 17562133
PDF is available here.
PDF is available here.
Dental Materials (23)11 2007
Abstract
Alumina particle air abrasion has a significant degradative effect on the bi-axial flexure strength of the porcelain disc-shaped specimens. Variation of alumina size, delivery pressure and angle of particle delivery all impacted on the degree of strength reduction and the shape of the survival proba...
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PMID: 17194472
PDF is available here.
PDF is available here.
Abstract
This study evaluated the effect of cavity preparation using air abrasion or carbide bur on bond strength to enamel treated with a self-etching primer (Tyrian SPE) or a phosphoric acid etchant. Twenty-four molars were divided into three groups: high-speed; standard handpiece (ST air abrasion) or supe...
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PMID: 17558478
PDF is available here.
PDF is available here.
Journal of Oral Science (49)3 2007
Abstract
The purpose of this study was to evaluate the effects of functional monomers contained in the primers, as well as alumina particle abrasion on bonding between stainless steel and acrylic resin. SUS XM27 steel was primed with one of the following materials; Alloy Primer, Estenia Opaque Primer, M. L....
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PMID: 17928724
PDF is available here.
PDF is available here.
Abstract
Neither metal type nor surface pretreatment affected bond strength. However, alloy type and surface treatment affected site of debond location. (J Prosthet Dent 2007;98:199-207)....
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PMID: 17854621
PDF is available here.
PDF is available here.
Journal of Dentistry (35)8 2007
Abstract
Sandblasting followed by adhesive coating may improve immediate post-resin bond strength in comparison to adhesive alone. However, fiber post-resin bond strength mediated by hydrophilic adhesive tends to decrease after water aging....
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PMID: 17614189
PDF is available here.
PDF is available here.
Abstract
The longevity of silane promoted adhesion of the surface conditioned etchable ceramic materials is a continuous and costly concern in dentistry. Moreover, it poses a functional and aesthetic dilemma both for the dentist and the patient. Several methods for surface conditioning exist, however some of...
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PMID: 17650173
PDF is available here.
PDF is available here.
Abstract
The HF, CoJet-Sand, and Al(2)O(3) techniques were the most effective surface treatments. The null surface treatment proposed with the Er:YAG laser showed low bond strength, and seems to be inadequate for clinical use with the parameters tested....
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PMID: 17803387
PDF is available here.
PDF is available here.
Angle Orthodontist (77)4 2007
Abstract
The lowest SBS was obtained for group H. This value was significantly different from the values of groups A and AH (P < .05). The lowest Ra value was observed for group H (P < .001). There was no significant difference between groups A and AH (P > .05). No significant differences between the subgrou...
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PMID: 17605488
PDF is available here.
PDF is available here.
Abstract
The results suggest that intraoral sandblasting might be an alternative to rotatory instruments for resin remnant removal after orthodontic bracket debonding....
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PMID: 17628253
PDF is available here.
PDF is available here.
Journal of Endodontics (33)7 2007
Abstract
The aim of this study was to evaluate the effect of three post-surface treatments on flexural properties of fiber posts. Three types of posts were selected (n = 88 per post type). Four groups of specimens were prepared for each different post (n = 22). For the control group, posts were used as suppl...
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PMID: 17804331
PDF is available here.
PDF is available here.
Abstract
A significant difference was observed for interaction (p = 0.00001) among the factors. The highest mean bond strength to enamel was found with previous phosphoric acid etching, and to dentin when EDTA was previously applied. CONCLUSION: The most indicated previous treatment for increasing the bond s...
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PMID: 17655068
PDF is available here.
PDF is available here.
Abstract
Resin luting of all-ceramic restorations results in increased performance; however, the strengthening mechanism and the role of the mechanical properties of the resin are not fully understood. The hypothesis tested is that ceramic strength enhancement is dependent on the elastic modulus of the resin...
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PMID: 17525350
PDF is available here.
PDF is available here.
Journal of Dentistry (35)5 2007
Abstract
Alumina abraded and acid-etched specimens had significantly lower flexure strengths than the as-fired specimens. A significant difference between the degree of strengthening observed following unfilled resin application on the three surface texture investigated was observed (P<0.001). Silane applica...
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PMID: 17222957
PDF is available here.
PDF is available here.
Abstract
This study was done to analyze the effect of different surfaces and different surface applications on the bonding strength of porcelain repair material and to compare these factors with one another. Three different substructures of 10 mm diameter and 4 mm thickness were used for the repair surface:...
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PMID: 17508676
PDF is available here.
PDF is available here.
Dental update (34)3 2007
Abstract
The first article in this series discussed the minimal intervention approach to discoloured teeth, starting with dental bleaching. This second article goes on to explain the technique of microabrasion and the use of direct composite techniques. CLINICAL RELEVANCE: Microabrasion and composite can pro...
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PMID: 17506456
PDF is available here.
PDF is available here.
Abstract
ANOVA revealed that adhesive systems (p < 0.001) and light-curing units (p = 0.015) had a significant effect on bond strength values. Bond strength means (+/- SD) in MPa were as follows: total-etch system: QTH/soft-up mode = 16.2 (5.4); QTH/high power mode = 15 (5.4); LED/standard mode = 12.1 (3.3);...
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PMID: 17432397
PDF is available here.
PDF is available here.
Abstract
The curing atmosphere did not significantly influence the interfacial strength (p < 0.05). Surface treatment significantly affected the composite-composite bond (p > 0.05). Air abrasion, regardless of curing atmosphere, resulted in the strongest bond (p < 0.05). The other treatments were comparable....
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PMID: 17432398
PDF is available here.
PDF is available here.
Abstract
Cell morphology and cell-covered surface area were not affected by the type of substrate. The results suggest that roughened Y-TZP is an appropriate substrate for the proliferation and spreading of osteoblastic cells....
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PMID: 17224024
PDF is available here.
PDF is available here.
Abstract
Wound healing at SLA implants was predominantly characterized by the formation of a dense connective tissue at 2 and 12 weeks, without significant increases in mean NBH, PLF, BIC-D or BF values. In contrast, modSLA implants exhibited a complete defect fill at 12 weeks following implant placement. In...
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PMID: 17137467
PDF is available here.
PDF is available here.
Abstract
Plastic test patterns were milled to simulate casting margins and were cast in a variety of dental alloys. The cast specimens were exposed to horizontal and vertical streams of low-pressure microabrasion with 50 microm aluminum oxide particles. Post-exposure measurements show all specimens were affe...
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PMID: 17362424
PDF is available here.
PDF is available here.
Abstract
I occlusal cavities measuring 2.00 x 2.00 x 2.00 mm were performed in 14 molars, equally divided into two groups (GI = 7 primary teeth and GII = 7 permanent teeth). High speed rotary instruments produced regular layers of enamel and dentin, despite the marked presence of grooves and microfractures o...
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PMID: 18274470
PDF is available here.
PDF is available here.
Schweizer Monatsschrift fur Zahnmedizin = Revue mensuelle suisse d'odonto-stomatologie = Rivista mensile svizzera di odontologia e stomatologia / SSO (117)9 2007
Abstract
We investigated the influence of surface architecture on the differentiation of human mesenchymal progenitor cells (HMPC) from adult bone marrow, i. e. the cells likely involved in initial bone synthesis at the bone-implant interface. Cells were seeded on machine surfaced (MS) or sandblasted/acid et...
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PMID: 17966928
PDF is available here.
PDF is available here.
Abstract
When repair procedure was performed 24 hours after composite polymerization, different combinations of surface treatments and bonding procedures affected repair bond strength similarly. There was no statistical difference between the repair bond strength of groups air-abraded and bonded with the sel...
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PMID: 17374114
PDF is available here.
PDF is available here.