Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Shinichi Ukon"'
Publikováno v:
Journal of the Japan Society of Powder and Powder Metallurgy. 55:359-364
A hand made nano-whisker reinforced glass ceramics used for the artificial crown is developed. Commercially available white nano-whiskers 9Al2O32B2O3 and dental glass-ceramic powders of porcelain AAA are used as reinforcement and matrix, respectively
Publikováno v:
Japanese Journal of Oral Biology. 39:565-571
This report describes human gingival tissue reaction to prolonged retention of metal fragments which caused localized gingival pigmentation. Pigmented gingival tissues of the palatal gingiva and the mesial interdental papilla around the left maxillar
Publikováno v:
Nihon Hotetsu Shika Gakkai Zasshi. 39:825-831
Publikováno v:
Dental materials journal. 23(1)
This study was performed to find an acceptable internal adaptation of castable ceramics containing mica and beta-spodumene crystals. The influences of factors, expansion rate of phosphate-bonded investment (A), anisotropic expansion (B), diecoating (
Autor:
Yutaka, Takahashi, Kazuhiro, Hisama, Hironobu, Sato, John, Chai, Hiroshi, Shimizu, Hirofumi, Kido, Shinichi, Ukon
Publikováno v:
The International journal of prosthodontics. 15(2)
The study compared the probability of failure of three highly filled resin-veneered restorations to that of conventional metal-ceramic restorations when used as implant-supported prostheses. The effect of the location of load application on the fract
Autor:
Hironobu Satoh, Makoto Fujita, Masatsugu Ishikawa, Hiroko Moroi, Shinichi Ukon, Yoshihiro Terada, Kimie Okimoto
Publikováno v:
Dental materials journal. 19(1)
This study was carried out to investigate the influences of elastic moduli of the dowel-core combination on the stress distribution in the root by the use of 2-dimensional finite element analysis. The peak stress at the dowel-cement interface was inf
Autor:
Makoto Fujita, Masanobu Hayakawa, Shinichi Ukon, Toshihiro Ogata, Atsushi Takami, Masahiro Ikeura, Yuka Fukaura
Publikováno v:
Dental materials journal. 17(1)
This study was carried out to determine the design and thickness of the cervical margin of a castable ceramic restoration from the point of view of its castability. Castability of castable ceramics was lower compared to Ag-Pd-Au and Co-Cr alloy with
Publikováno v:
Dental materials journal. 11(1)
A large and clearly visible operating area is essential for successful arthroscopic surgery of the temporomandibular joint. The keys to a successful operation are the safe and accurate positioning of a large scope and multiple cannulations, overcomin
Autor:
Koichi Akagi, Satoshi Mitsui, Mitsuharu Miyazaki, Naoyuki Motoike, Tatsuhiro Nakahara, Takashi Horibe, Shinichi Ukon, Tomoji Matsuura, Toshihiro Ogata
Publikováno v:
Nihon Hotetsu Shika Gakkai Zasshi. 31:116-125
Light activated composite resin, Dentacolor, was examined on chemical composition, polymerization characteristics and bonding to a metal and adhesive resin cement in order to confirm the dental application of it. For bonding, the surface of metal, Au
Autor:
Shinichi Ukon, Takaaki Katayama, Hideya Oribe, Syozo Kishimoto, Koichi Akagi, Tomoji Matsuura
Publikováno v:
Dental Materials Journal. 4:247-264,280
A new method of deflasking the cast has been developed to recover the denture easily without any deformation or fracture after curing. This new technique utilizes the mechanism of expansion based on hydration of an expansive agent with the main compo