Reciprocating systems
Braz. Dent. J. vol.26 número6
... Chemical solvents (i.e., chloroform, xylol, citrol, eucalyptol, orange oil) have been used to dissolve gutta- percha (4,7). Microscopic and radiographic evaluations have shown that the use of chloroform does not improve ...
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CT study of the performance of reciprocating and oscillatory motions in flattened root canal areas
... untouched areas with remaining debris, smear layer, and bacteria. Clinically, this fact could decide the outcome of the endodontic treatment, decreasing the success rate. Therefore, these indings should be an alert in ...
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J. Braz. Soc. Mech. Sci. & Eng. vol.28 número3
... the reciprocating systems related to lubrication, no investigations were ...sliding systems, short number of investigations can be ...and reciprocating dry tests with a device to observe ...
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Comparative analysis, in vitro, of efficiency of four systems of endodontic retreatment
... of reciprocating systems that they claim being resulting of a wider motion in a CCW direction but a shorter one in the CW ...in reciprocating systems than in the continuous rotation ...
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Braz. Dent. J. vol.28 número6
... with reciprocating systems not have been related to the development of microcracks; it is important to point out that, besides removal of dentin, several other factors such as curvature of the root (12,24), ...
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Áreas de desgaste em pré-molares superiores com três raízes mediante o emprego das técnicas manual, rotatória e reciprocante : avaliação do preparo apical por microtomografia computadorizada
... and reciprocating systems appear as an alternative ...recently, systems as the WaveOne has been claimed to produce faster preparation using a single instrument ...The reciprocating movement ...
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Braz. Dent. J. vol.26 número6
... single-file reciprocating systems (Reciproc and WaveOne [Dentsply Maillefer, Baillagues, Switzerland]) and a conventional multi-file rotary (BioRaCe [FKG Dentaire, La-Chaux-de-Fonds, Switzerland]) system ...
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Surface Characteristics of Reciprocating Instruments Before and After Use - A SEM Analysis
... the reciprocating systems move back and forth, increasing contact time of the instrument’s cutting blades with the dentin walls, which by itself determines wear of blades (14,23), thus producing possible ...
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bor 29 1 BOR 2015vol290008
... available reciprocating systems. It is a single-ile reciprocating root canal preparation system that alternates different degrees of counterclockwise (CCW) and clockwise (CW) rotation movements, ...
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Thermal Deformation Estimation for a Hollow Ball Screw Feed Drive System
... the reciprocating movements of the nut at a maximum speed of 40m/min corresponding to the screw shaft, we also employed a three-dimensional unsteady heat conduction equation with heat generation from the main ...
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Braz. Dent. J. vol.28 número4
... Grooves were observed on all the instruments of the tested systems, irrespective of the time interval of analysis (before and after use), with higher frequency at 2 and 4 mm short of the active tip. According to ...
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Cone-beam computed tomography analysis of the apical third of curved roots after mechanical preparation with different automated systems
... automated systems after root canal ...- reciprocating system with K-Flexofile; GII - reciprocating system with NiTiFlex files; GIII - rotary system with K3 instruments; GIV - rotary system with RaCe ...
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RGO, Rev. Gaúch. Odontol. vol.65 número3
... 18. Bürklein S, Hinschitza K, Dammaschke T, Schäfer E. Shaping ability and cleaning effectiveness of two single-file systems in severely curved root canals of extracted teeth: Reciproc and WaveOne versus Mtwo and ...
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Braz. J. Pharm. Sci. vol.51 número2
... the reciprocating cylinder apparatus was conceived, with a design based on the capsule and tablet disintegration device, associating the hydrodynamics of the rotating bottle method with the facility for exposing ...
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Time to Shift from Systems Thinking-Talking to Systems Thinking-Action; Comment on “Constraints to Applying Systems Thinking Concepts in Health Systems: A Regional Perspective from Surveying Stakeholders in Eastern Mediterranean Countries”
... applying systems thinking concepts in health systems”, we are struck by the idea that using an ST approach to promoting the use of ST by key health system stakeholders might be the best way to ...
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Keeping in touch with context: non-verbal behavior as a manifestation of communality and dominance
... that reciprocating a touch should be more meaningful for observers when the type of touch (formal ...(H6) reciprocating an informal touch, which is more intimate in nature than a formal touch, is more ...
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歐洲電腦軟體巨擘之競爭法風險 ― 以批判之角度評析歐洲法院Microsoft v. Commission案之判決 Don’t Be a Software Giant in Europe! ― A Critical Analysis of Microsoft v. Commission
... The second circumstance concerned whether the refusal of Microsoft in- creased the risk that the effective competition on that neighboring market would be excluded. The Court stated that “the Commission did not make a ...
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Estaremos nós na Alvorada de uma Nova Era?
... political systems balanced out in a permanent twist of arms with the other system that was the basis for the workers ditatorship in the demand for the Promised ...two systems, a contentionned Peace was in ...
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Verification and Validation Issues in Systems of Systems
... Verification approaches, when applied to the SoS, have problems creating agreement on the standard against which to verify. Conflicting goals, lack of an SoS authority, and evolutionary growth all con- tribute to an ...
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Securing networked embedded systems through distributed systems analysis
... } Local variables: buffer Frame pointer Return address Function Parameters str.. Filling garbage Evil ar gs.[r] ...
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