Search Results - "Sohmura, Taiji"

Effect of calcium ion concentrations on osteogenic differentiation and hematopoietic stem cell niche-related protein expression in osteoblasts by Nakamura, Shinya, Matsumoto, Takuya, Sasaki, Jun-Ichi, Egusa, Hiroshi, Lee, Kuen Yong, Nakano, Takayoshi, Sohmura, Taiji, Nakahira, Atsushi

“…Apatite biomaterials have potential not only as cell vehicles for engineering bone tissue but also as regulators of calcium (Ca) concentration in situ for…”
Get more information

Three-dimensional cell and tissue patterning in a strained fibrin gel system by Matsumoto, Takuya, Sasaki, Jun-ichi, Alsberg, Eben, Egusa, Hiroshi, Yatani, Hirofumi, Sohmura, Taiji

“…Techniques developed for the in vitro reproduction of three-dimensional (3D) biomimetic tissue will be valuable for investigating changes in cell function in…”
Get full text

Fabrication of freeform bone-filling calcium phosphate ceramics by gypsum 3D printing method by Lowmunkong, Rungnapa, Sohmura, Taiji, Suzuki, Yumiko, Matsuya, Shigeki, Ishikawa, Kunio

“…Transformation of gypsum model fabricated by three‐dimensional printing (3DP) into hydroxyapatite (HA) by treating in ammonium phosphate solution is possible…”
Get full text

Development of a multi-layered virtual tooth model for the haptic dental training system by YOSHIDA, Yoshinori, YAMAGUCHI, Satoshi, KAWAMOTO, Yusuke, NOBORIO, Hiroshi, MURAKAMI, Shinya, SOHMURA, Taiji

“…A virtual reality (VR) haptic dental training system could be a promising tool for future dental education. One major challenge is to develop a virtual tooth…”
Get full text

Application of virtual reality force feedback haptic device for oral implant surgery by Kusumoto, Naoki, Sohmura, Taiji, Yamada, Shinichi, Wakabayashi, Kazumichi, Nakamura, Takashi, Yatani, Hirofumi

“…: A novel support system for implant surgery was tried out, which involves manipulating a three‐dimensional (3‐D) computed tomography (CT) image of a jawbone…”
Get full text

Optical impression method to measure three-dimensional position and orientation of dental implants using an optical tracker by Ono, Shinji, Yamaguchi, Satoshi, Kusumoto, Naoki, Nakano, Tamaki, Sohmura, Taiji, Yatani, Hirofumi

“…Objectives The aim of this study was to devise an optical impression method that could make impressions of dental implants accurately and rapidly. Materials…”
Get full text

Decomposition rate control of PLLA plate by heat treatment by Nakagawa, Masafumi, Teraoka, Fumio, Sohmura, Taiji

“…It is difficult to control the decomposition rate and the mechanical property of scaffolds after forming the poly(L‐lactide) (PLLA) scaffolds. The purpose of…”
Get full text

Regulation of the protein-loading capacity of hydroxyapatite by mercaptosuccinic acid modification by Ishihara, Shiho, Matsumoto, Takuya, Onoki, Takamasa, Uddin, Mohammad Hafiz, Sohmura, Taiji, Nakahira, Atsushi

“…Loading and releasing protein in a controllable way is extremely important for the protein vehicles used in bone tissue engineering. To obtain a suitable…”
Get full text

Large-area electron beam irradiation for surface polishing of cast titanium by TOKUNAGA, Junko, KOJIMA, Tetsuya, KINUTA, Soichiro, WAKABAYASHI, Kazumichi, NAKAMURA, Takashi, YATANI, Hirofumi, SOHMURA, Taiji

“…Cast titanium is a known hard-to-polish material, and its final polishing step is a perpetual challenge. The best way to tackle this challenge lies in…”
Get full text

Fabrication of three-dimensional cell constructs using temperature-responsive hydrogel by Sasaki, Jun-Ichi, Asoh, Taka-Aki, Matsumoto, Takuya, Egusa, Hiroshi, Sohmura, Taiji, Alsberg, Eben, Akashi, Mitsuru, Yatani, Hirofumi

“…A morphologically controlled three-dimensional (3D) cell construct composed of only cells and having no scaffold material might be a valuable biologic material…”
Get more information

Biomimetic fabrication of fibrin/apatite composite material by Yoh, Rui, Matsumoto, Takuya, Sasaki, Jun-ichi, Sohmura, Taiji

“…Bidirectional diffusion of the Ca and PO4 solutions into the fibrin gel was performed at various pH conditions and fluoride concentrations to generate…”
Get full text

CAD/CAM fabrication and clinical application of surgical template and bone model in oral implant surgery by Sohmura, Taiji, Kusumoto, Naoki, Otani, Takafumi, Yamada, Shinichi, Wakabayashi, Kazumichi, Yatani, Hirofumi

“…Objectives: A novel implant surgery support system with computer simulation for implant insertion and fabrication of a surgical template that helps in drilling…”
Get full text

Mass Fabrication of Small Cell Spheroids by Using Micro-patterned Tissue Culture Plate by Iwasaki, Akinari, Matsumoto, Takuya, Tazaki, Go, Tsuruta, Hitoshi, Egusa, Hiroshi, Miyajima, Hiroyuki, Sohmura, Taiji

“…A newly designed micro‐patterned chamber was utilized to fabricate cell spheroids with a constant size (<200 μm) and cell number. By applying cytochalasin D as…”
Get full text

Metal artifacts in MRI from non-magnetic dental alloy and its FEM analysis by TANIYAMA, Tomohide, SOHMURA, Taiji, ETOH, Takanori, AOKI, Masaaki, SUGIYAMA, Eiji, TAKAHASHI, Junzo

“…Artifacts in MR(Magnetic Resonance) images of oral cavity produced from non-magnetic metal restorations was verified by measuring the image of index finger and…”
Get full text

Original computer aided support system for safe and accurate implant placement—Collaboration with an university originated venture company by Sohmura, Taiji, Kumazawa, Yoich

“…An original implant surgery support system with computer simulation to determine the position of implant placement and fabrication of a surgical guide that…”
Get full text

Transformation of 3DP gypsum model to HA by treating in ammonium phosphate solution by Lowmunkong, Rungnapa, Sohmura, Taiji, Takahashi, Junzo, Suzuki, Yumiko, Matsuya, Shigeki, Ishikawa, Kunio

“…Three‐dimensional printing (3DP) is a CAD/CAM built‐up using ink‐jet printing technique. Commercially available 3DP system can form only gypsum model and not…”
Get full text

Application of haptic device to implant dentistry — accuracy verification of drilling into a pig bone by OHTANI, Takafumi, KUSUMOTO, Naoki, WAKABAYASHI, Kazumichi, YAMADA, Shinichi, NAKAMURA, Takashi, KUMAZAWA, Youichi, YATANI, Hirofumi, SOHMURA, Taiji

“…To enable accurate implant placement and precise drilling following preoperative simulation, we developed the BoneNavi system. To realize more precise drilling…”
Get full text

Development of a multi-layered virtual tooth model for the haptic dental training system by Yoshinori YOSHIDA, Satoshi YAMAGUCHI, Yusuke KAWAMOTO, Hiroshi NOBORIO, Shinya MURAKAMI, Taiji SOHMURA

“…A virtual reality (VR) haptic dental training system could be a promising tool for future dental education. One major challenge is to develop a virtual tooth…”
Get full text

A novel method of removing artifacts because of metallic dental restorations in 3-D CT images of jaw bone by Sohmura, Taiji, Hojoh, Hirokazu, Kusumoto, Naoki, Nishida, Masahiko, Wakabayashi, Kazumichi, Takahashi, Junzo

“…: CT images, especially in a three‐dimensional (3‐D) mode, give valuable information for oral implant surgery. However, image quality is often severely…”
Get full text

Use of an ultrahigh-speed laser scanner for constructing three-dimensional shapes of dentition and occlusion by Sohmura, Taiji, Kojima, Tetsuya, Wakabayashi, Kazumichi, Takahashi, Junzo

“…Statement of Problem. Acquisition of the 3-dimensional shape of dental casts is useful for quantitative evaluation of the diagnosis and treatment of occlusion…”
Get full text