Ryota Watanabe, Tomoyo Yutani, Kano Sato, Takayuki Inoue, Hiroyuki Takahashi, Hidekazu Yasui

Effect of acid-etching on the production of inflammatoy cytokine in 3D-printed titanium alloy implant

Orthopaedic Research Society (ORS) 2024 Annual Meeting

2024年2月2~6日, Long Beach Convention Center

Masae Kono, Ryota Watanabe, Yuta Osaka, Amiru Takahashi, Hidekazu Yasui, Toru Uemukai, Yasumichi Kogai

Optimization of cost effective of nano-hydroxyapatite coating on titanium alloy implant

Orthopaedic Research Society (ORS) 2024 Annual Meeting

2024年2月2~6日, Long Beach Convention Center

Yohei Okada, Keitaro Yamamoto, Shogo Kawaguti, Kazushi Horita, Yuta Mori, Kota Watanabe, Hiromichi Fujie, Atsushi Teramoto

Effect of Bearing design in Cruciate Retaining Total Knee Arthroplasty on Knee Joint Kinematics and Ligament Tension during Knee Extension-flexion Movements

Orthopaedic Research Society (ORS) 2024 Annual Meeting

2024年2月2~6日, Long Beach Convention Center

I.Hoffmann, Y.Hasebe, H.Takahashi, T.Sakai, T.Kabata, Y.Kajino, Y.Nakashima

Optimized Hot Isostatic Pressing Parameters Make Additive Manufacturing Of Femoral Stems Feasible

Orthopedic Research Society (ORS) 2023 Annual Meeting

2023年2月10~14日, Dallas, TX (米国)

T.Okayoshi, Y.Okamoto, H.Wakama, J.Matsuyama, H.Matsuda, T.Inoue, S.Otsuki, M.Neo

Next Generation Sensor-Guided Total Knee Arthroplasty for Dynamic Compressive Force Measurement

66th Annual Meeting of the Orthopaedic Research Society (ORS)

13-17 February 2021, web

I.Hoffmann, T.Sugimoto, H.Takahashi, K.Yamazaki, T.Sakai

Initial Stabilization Mechanisms of Cementless Acetabular Cups with Ti Mesh and 3D-Printed Structure Surfaces

66th Annual Meeting of the Orthopaedic Research Society (ORS)

13-17 February 2021, web

R.Watanabe, H.Takahashi, K.Uetsuki, T.Uemukai, Y.Kogai, D.Yamazaki, T.Sakai

Combination Effect of Porosity and Nano-Hydroxyapatite Coating on Biological Fixation of Highly Porous Implants

66th Annual Meeting of the Orthopaedic Research Society (ORS)

13-17 February 2021, web

K.Oda, M.Matsumoto, N.Hatano, M.Higaki, K.Uetsuki, N.Tomita

Proposal of Rei (Residual Energy Index) to Estimate Destruction at Friction Interface

11th World Biomaterials Cogress

11-15 December 2020, web

M.Matsumoto, K.Oda, M.Higaki, N.Hatano, T.Hirayama, K.Daisuke, K.Uetsuki, N.Tomita

Effect of Vitamin E Addition on the Stability of UHMWPE Transfer Film

11th World Biomaterials Cogress

11-15 December 2020, web

S.Yasuda, W.Shen, T.Sugino, K.Uetuki, H.Sakoda, N.Tomita

Bio-Reactivity Quantification for Iightweight Micro Particles Using Inverse Culture Method

11th World Biomaterials Cogress

11-15 December 2020, web

T.Sanki, T.Tetsunaga, Y.Kawamura, K.Yamada, Y.Sumasu, T.Inoue, Y.Nakashima, T.Ozaki

The Impaction Resistance of the Acetabulum in Relation to Bone Quality and the Thickness of the Medial Wall During Insertion of a Cementless Cup in Total Hip Arthroplasty:A Biomechanical Study

65th Annual Meeting of the Orthopedics Research Society (ORS)

8-11 February 2020, Phoenix, AZ, USA

H.Sakoda, K.Tamazawa, Y.Shoyama, Y.Osaka, K.Uetsuki, Y.Okamoto, Y.Haisima

Verification of the Accelerated Delamination Test For Ultra-High Molecular Weight Polyethylene

65th Annual Meeting of the Orthopedics Research Society (ORS)

8-11 February 2020, Phoenix, AZ, USA

R.Watanabe, H.takahashi, K.Uetsuki, Y.Kogai, T.Uemukai

Micro-CT Based Gap Filling Analysis of Nano-Hydroxyapatite Coted Ti-6Al-4V in a Rabbit Model

65th Annual Meeting of the Orthopedics Research Society (ORS)

8-11 February 2020, Phoenix, AZ, USA

I.Hoffmann, K.Uetsuki, H.Takahashi

Controlling the Friction Coefficient of Porous Structures Though 3d Printing Parameters

65th Annual Meeting of the Orthopedics Research Society (ORS)

8-11 February 2020, Phoenix, AZ, USA

S.Yasuda, W.Shen, T.Sugino, K.Uetuki, N.Tomita

The Effect of Electron Irradiation on the Bio-Activity of UHMWPE Particles

Intermnational Society for Technology in Arthroplasty (ISTA2019)

2-5 October 2019, Hilton Torono

T.Sanki, T.Tetsunaga, K.Yamada, Y.Kawamura, T.Ozaki, T.Inoue, Y.Sumasu, Y.Nakashima

Investigation of the Resistance of Acetabulum in Insertion of Acetabular Cup Implants Using Drop Weight Impact Testing

64th Annual Meeting of the Orthopedics Research Society (ORS)

2-5 February 2019, Austin, TX, USA

R.Watanabe, K.Uetsuki, T.Uemukai, Y.Kogai

Nano-hydroxyapatite Coating for Rapid Biological Fixation of Highly Porous Orthopedic Implants

64th Annual Meeting of the Orthopedics Research Society (ORS)

2-5 February 2019, Austin, TX, USA

R.Watanabe, Y.Osaka, K.Uetsuki

Vitamin E-blending Suppresses the Lipid-induced Reduction of Impact Strength of UHMWPE

63th Annual Meeting of the Orthopedics Research Society (ORS)

10-13 March 2018, New Orleans, LA, USA

H.Sakoda, Y.Osaka, K.Uetsuki, Y.Okamoto, Y.Haishima

Development of a Novel Delamination Test for Ultra-High Molecular Weight Polyethylene Used for the Articulating Surface of Joint Replacements

The 10th International Biotribology Forum the 38th Biotribology Symposium Innovative Symposium on Surface Engineering

16-17 March 2018, Kumamoto, Japan

K.Uetsuki, T.Sugimoto, Y.Hasebe

Does the UHMWPE Liner Thickness or the Femoral Head Size Have an Influence on UHMWPE Wear?

62 Annual Meeting of the Orthopedics Research Society (ORS)

19-22 March 2017, San Diego, CA, USA

T.Ishimoto, T.Nakano, Y.Noyama

Development of Bone Implant Based on the Preferential Orientation of Bone ECM That Regulates Bone Mechanical Function

10th World Biomaterials Congress (WBC)

17-22 May 2016, Montreal, Canada

K.Uetsuki, Y.Osaka, N.Tomita

Prediction of Long-term Stability Against Oxidation of Uhmwpe by a Thermal Analysis

61th Annual Meeting of the Orthopedics Research Society (ORS)

5-8 March 2016, Orlando, FL, USA

K.Uetsuki, Y.Osaka, N.Tomita

Vitamin-E Blending Suppresses the Risk of Impact Fracture of UHMWPE After Aging

61th Annual Meeting of the Orthopedics Research Society (ORS)

5-8 March 2016, Orlando, FL, USA

T.Yutani, S.Nogi, Y.Han, M.Niikura, K.Uetsuki, N.Tomita

Blending UHMWPE with Vitamin E Cancels Out the Increase in Biological Activity Provoked by Crosslinking

61th Annual Meeting of the Orthopedics Research Society (ORS)

5-8 March 2016, Orlando, FL, USA

M.Niikura, S.Nogi, Y.Han, A.Turner, T.Yutani, K.Uetsuki, N.Tomita

Evaluation of the Biological Response to Crosslinked Ultra-High Molecular Weight Polyethylene Particles

International Society for Technology in Arthroplasty (2015)

30 September- 3 October 2015, Wein

M.Niikura, H.Ye, S.Nogi, A.Turner, T.Yutani, K.Uetsuki, N.Tomita

Evaluation of the Biological Response to Crosslinked Ultra-High Molecular Weight Polyethylene Particles

The 8th International Biotribology Forum and the 36th Biotribology Symposium

21-22 September 2015, Yokohama

M.Niikura, H.Ye, S.Nogi, A.Turner, T.Yutani, K.Uetsuki

Evaluation of the Biological Response to Crosslinked Ultra-High Molecular Weight Polyethylene Particles

The 8th International Biotribology Forum and the 36th Biotribology Symposium

21-22 September 2015, Yokohama

Y.Fujii, K.Fujiwara, H.Endou, T.Tetsunaga, T.Ozaki, N.Abe, N.Sugita, M.Mitsuishi, T.Inoue, Y.Nakashima

The Analysis of Optimal Area and the Number of Registration Points for CT- Based Navigation System in Total Hip Arthroplasty

28th Annual Meeting of International Society of Technology in Arthroplasty (ISTA2015)

30 September- 3 October 2015, Vienna, Austria

Y.Baba, D.Maruyama, K.Yamamoto, S.Nakagawa, Y.Nakashima, N.Nagayama

Quantitative Evaluation for the Geometry Characteristics of Femorotibial Surface in Total Knee Arthroplasty:Comparison Between Computer Simulation and Mechanical Test

28th Annual Meeting of International Society of Technology in Arthroplasty (ISTA2015)

30 September- 3 October 2015, Vienna, Austria

Y.Fujii, K.Fujiwara, H.Endou, Y.Kagawa, T.Ozaki, N.Abe, N.Sugita, M.Mitsuishi, T.Inoue, Y.Nakashima

The Influence of the Shape of Acetabulum and Optimal Registration Point for CT-Based Navigation System

27th Annual Meeting of International Society of Technology in Arthroplasty (ISTA2014)

24-27 September 2014, Kyoto, Japan

J.Idei, M.Sekiguchi, A.Kubota, Y.Ohikata, K.Yamamoto, K.Tsuchiya, T.Murase

Three Dimensional Anatomical Geometry and Preoperative Planning in Total Elbow Arthoplasty

27th Annual Meeting of International Society of Technology in Arthroplasty (ISTA2014)

24-27 September 2014, Kyoto, Japan

T.Tomita, K.Futai, K.Iwamoto, Y.Kii, D.Kiyotomo, K.Yamamoto, T.Murase, H.Yoshikawa, K.Sugamoto

Accuracy of CT-Based Custom-Made Surgical Templating Instrumentation for Patella Resection in Total Knee Arthroplasty –In Vitro Study

14th Annual Meeting of International Society for Computer Assisted Orthopaedic Surgery

18-21 June 2014, Milan, Italy

H.Iwade, T.Kawasaki, T.Alex, K.Tajima, Y.Sakurai, N.Noguchi, K.Uetsuki, N.Tomita

Effect of Low-Temperature Irradiation on *dl*-α-Tocopherol Radicals in Electron-Beam Irradiated *dl*-α-Tocopherol Blended Ultra High Molecular Weight Polyethylene

60th Orthopaedic Research Society

16 March 2014, Hyatt Regency New Orleans

S.Nogi, H.Iwade, T.Kawasaki, A.Turner, K.Tajima, Y.Sakurai, N.Noguchi, K.Uetsuki, N.Tomita

Regulation of Radical Reactions In Electron-Beam Irradiated dl-α-Tocopherol Blended Ultra High Molecular Weight Polyethylene

6th International UHMWPE Meeting

10-11 October 2013, Torino, Italy

Y.Nishida, H.Tanino, H.Kimura, H.Ito

Osteoconductivity of Appropriate Spatial Design and Thermal Treatment in Animal Experiments

59th Annual Meeting of the Orthopedics Research Society (ORS)

26-29 January 2013, San Antonio, TX, USA

Y.Okada, N.Abe, A.Yoshida, T.Furumatsu, S.Miyazawa, M.Fujii, R.Tanaka, H.Takahashi, H.Kimura, T.Ozaki

Molecular Structural Change and Improved Cytocompatibility of The UV-Irradiated PEEK Surface

59th Annual Meeting of the Orthopedics Research Society (ORS)

26-29 January 2013, San Antonio, TX, USA

K.Uetsuki, T.Sugimoto, T.Kawasaki, A.Turner, N.Tomita

Tribological Performance of Vitamin E-Blended and Highly Crosslinked UHMWPE Material

25th Annual Meeting of International Society of Technology in Arthroplasty (ISTA2012)

3-6 October 2012, Sydney, Australia

D.Kiyotomo, K.Sugamoto, T.Murase, T.Tomita, Y.Kunugiza, K.Kawashima, K.Futai, K.Kuramoto, K.Yamamoto

Positioning Accuracy Evaluation of the Patient Specific Cutting Guides Using Cadaver Bones for Total Knee Arthroplasty

25th Annual Meeting of International Society of Technology in Arthroplasty (ISTA2012)

3-6 October 2012, Sydney, Australia

K.Uetsuki, T.Sugimoto, A.C.Turner, N.Tomita

Controversial Effects of Blending Vitamin-E With UHMWPE on the Wear Resistance of Hip and Knee Prostheses

57th Annual Meeting of the Orthopedics Research Society (ORS)

4-7 February 2012, San Francisco, CA, USA

H.Fukuda, M.Ueda, M.Ikeda, T.Nakano

Hydrothermal Modification of Products Fabricated by Electron Beam Melting 24th Symposium and Annual Meeting of the International Society for Ceramics in Medicine

24th Symposium and Annual Meeting of International Society for Ceramics in Medicine

21-14 October 2012, Fukuoka, Japan

Y.Okada, N.Abe, A.Yoshida, T.Furumatsu, S.Miyazawa, M.Fujii, R.Tanaka, H.Takahashi, H.Kimura, T.Ozaki

The Effectiveness of UV-Irradiation for Osteoblast-Like Cell Adhesion to Poly-Ether-Ether-Ketone Surfaces

58th Annual Meeting of the Orthopedics Research Society (ORS)

4-7 February 2012, San Francisco, CA, USA

K.Uetsuki, T.Sugimoto, A.C.Turner, S.H.Hyon, N.Tomita

Simultaneous Improvement in the Mechanical Strength and Oxidative Resistance of Vitamin E Blended UHMWPE

57th Annual Meeting of the Orthopedics Research Society (ORS)

4-7 February 2012, San Francisco, CA, USA

K.Uetsuki, S.Nakai, Y.Shirosaki, S.Hayakawa, A.Osaka

UV-Irradiation Modifies Chemistry of Anatase Layer Associated with in Vitro Apatite Nucleation

36th International Conference on Advanced Ceramics and Composites(ICACC)

22-27 January 2012, Daytona, FL, USA

T.Kawasaki, D.Hamada, K.Tajima, Y.Sakurai, K.Uetsuki, N.Tomita

Annealing Treatment Stabilizes Vitamin E Radicals and Accelerates the Cross-linking Reaction in Electron-Beam-Irradiated dl-α-Tocopherol-Blended Ultra High Molecular Weight Polyethylene

Fukuoka Forum: Biotribology Fukuoka 2011

5 November 2011, Fukuoka, Japan

T.Suguro, K.Yamamoto, Y.Miyazaki, T.Nakamura, M.Sekiguchi, S.A.Banks

Design Rationale and Clinical Evaluation of Total Knee Arthroplasty Reproducing Anatomic Geometry for Asian with Vitamin E Blended UHMWPE

24th Annual Meeting of International Society of Technology in Arthroplasty (ISTA2011)

20-23 September 2011, Bruges, Belgium

T.Kawasaki, D.Hamada, K.Tajima, Y.Sakurai, K.Uetsuki, N.Tomita

Annealing Stabilizes Vitamin E Radicals and Accelerates Cross-linking Reaction in Electron-Beam-Irradiated dl-α-Tocopherol-Blended Ultra High Molecular Weight Polyethylene

24th Annual Meeting of International Society of Technology in Arthroplasty (ISTA2011)

20-23 September 2011, Bruges, Belgium

N.Ikeo, T.Ishimoto, H.Fukuda, T.Nakano

Fabrication and Characterization of Porous Implant Products with Aligned Pores by EBM Method for Biomedical Application

THERMEC'2011

1-5 August 2011, Quebec City, Canada

H.Fukuda, H.Takahashi, K.Kuramoto, T.Nakano

Effect of Energy Density of Incident Beam on Mechanical Property of Titanium Alloy Products Fabricated by Electron Beam Melting (EBM) Method

THERMEC'2011

1-5 August 2011, Quebec City, Canada

A.Osaka, A.Sugino, K.Uetsuki, S.Hayakawa, Y.Shirosaki, K.Tsuru, K.Kuramoto

Apatite Deposition on Inner-Surfaces of Titanium Substrate Pairs; Grape Technology

The 27th International Korea-Japan Seminar on Ceramics.

23-26 November 2010, Incheon, Korea

S.Nakai, K.Uetsuki, Y.Shirosaki, S.Hayakawa, A.Osaka

Effects of UV-Irradiation on Induction Time for Apatite Nucleation and Growth on Nano-Crystalline

3rd International Congress on Ceramics incorporating the 23th Fall Meeting of Ceramic Society of Japan and the 20th Iketani Conference (ICC3)

14-18 November 2010, Osaka, Japan

K.Uetsuki, S.Nakai, Y.Shirosaki, S.Hayakawa, A.Osaka

Effect of UV-Irradiation Environment on Induction Time for Apatite Nucleation on Tio2 Layer

The 10th Asian Bioceramics Symposium (ABC2010)

2-5 November 2010, Jogjakarta, Indonesia

T.Suguro, K.Yamamoto, Y.Miyazaki, T.Nakamura, M.Sekiguchi, S.A.Banks

Design Rationale and Clinical Evaluation of Total Knee Arthroplasty Reproducing Anatomic Geometry for Asian

23th Annual Meeting of International Society of Technology in Arthroplasty (ISTA2010)

October 2010, Dubai, UAE

T.Nakano, T.Ishimoto, J.W.Lee, S.Miyabe, N.Ikeo, H.Fukuda

Evaluation and Control of Crystallographic Alignment of Biological Apatite Crystallites in Bone

PRICM7(The 7th Pacific Rim International Conference on Adavnced Materials and Processing )

2-6 August 2010, Cairns, Australia.

Y.Noyama, T.Ishimoto, K.Kuramoto, T.Sakai, H.Yoshikawa, T.Nakano

Quantity and Quality of Regenerated Bone in Grooves Aligned at Different Angles from the Implant Surface

The 7th Pacific Rim International Conference on Advanced Materials and Processing (PRICM7)

6 August 2010, Cairns, Australia

M.Sekiguchi, T.Suguro, K.Tsuchiya, T.Nakamura, Y.Miyazaki, A.Kubota, Y.Ohikata, H.Kawakami, K.Hasegawa, K.Yamamoto

Clinical Results of Total Elbow Arthroplasty with Fine Total Elbow Joint System

14th Congress of Asia Pacific League of Associations for Rheumatology (APLAR2010)

July 2010, Hong Kong, China

K.Yamamoto, T.Suguro, T.Nakamura, Y.Miyazaki, K.Kogame

Postoperative Functional Assessment for Total Knee Arthroplasty Using Medial Pivot Concept

56th Annual Meeting of the Orthopaedic Research Society (ORS2010)

March 2010, New Orleans, USA

K.Yamamoto, T.Suguro, T.Nakamura, Y.Miyazaki, K.Kogame

Alignment Evaluation of Total Knee Arthroplasty Using Three-Dimension Lower Extremity Alignment Assessment System

56th Annual Meeting of the Orthopaedic Research Society (ORS2010)

March 2010, New Orleans, USA

A.Sugino, K.Uetsuki, K.Kuramoto, S.Hayakawa, Y.Shirosaki, A.Osaka, K.Tsuru, T.Nakano, C.Ohtsuki

GRAPE® Technology or Bone-like Apatite Deposition in Narrow Grooves
(Best Paper Award:Second Place. 受賞)

The 34th International conference on advanced ceramics and composite

24-29 January, 2010, Daytona Beach, FL, USA

Y.Nakao, A.Sugino, K.Tsuru, K.Uetsuki, Y.Shirosaki, S.Hayakawa, A.Osaka

Apatite-forming Ability on Spatial Design Enhanced by Autoclaving

Special Symposium for Celebration on the 10th Anniversary of the Division of Ceramics in Medicine, Biology and Biomimetics, The Ceramic Society of Japan in conjunction with 9th Asian Bioceramics Symposium (ABC2009)

8-11 December 2009, Nagoya, Japan

A.Sugino, K.Uetsuki, Y.Shirosaki, S.Hayakawa, K.Tsuru, C.Ohtsuki, A.Osaka

GRAPE® Technology Improves Apatite-Formation on Thermally Derived Titania Layer

Special Symposium for Celebration on the 10th Anniversary of the Division of Ceramics in Medicine, Biology and Biomimetics, The Ceramic Society of Japan in conjunction with 9th Asian Bioceramics Symposium (ABC2009)

8-11 December 2009, Nagoya, Japan

K.Uetsuki, Y.Shirosaki, S.Hayakawa, A.Osaka

Contrary Effects of UV-Irradiation on in Vitro Apatite-Forming Ability of Tio2 Layer in Simulated Body Fluid

The 22nd International Symposium on Ceramics in Medicine (Bioceramics 22)

26-29 October 2009, Daegu, Korea

K.Yamamoto, T.Suguro, T.Nakamura, Y.Miyazaki, K.Kogame, A.Kubota

Durability Test of Total Ankle Arthroplasty Using 3-Component Prothesis Design

22nd Annual Meeting of International Society of Technology in Arthroplasty (ISTA2009)

September 2009, Hawaii, USA

M.Sekiguchi, K.Tsuchiya, Y.Miyazaki, Y.Ohikata, A.Kubota, H.Kawakami, M.Saito, K.Yamamoto, T.Suguro

Clinical Results of Total Elbow Arthroplasty with Fine Total Elbow Joint System

22nd Annual Meeting of International Society of Technology in Arthroplasty (ISTA2009)

September 2009, Hawaii, USA

Y.Noyama, N.Nagayama, T.Ishimoto, K.Kuramoto, T.Sakai, H.Yoshikawa, T.Nakano

Stress Simulation and Related Bone Ingrowth in Grooves on Implant Surface

International Conference on Processing & Manufacturing of Advanced Materials (THERMEC'2009)

26 August 2009, Berlin, Germany

K.Uetsuki, H.Kaneda, Y.Shirosaki, S.Hayakawa, A.Osaka

Effects of UV-Irradiation on in Vitro Apatite-Forming Ability of Tio2 Layers

Conference on Science and Technology for Advanced Ceramics (STAC3)

16-18 June 2009, Yokohama, JAPAN

K.Yamamoto, T.Suguro, T.Nakamura, Y.Miyazaki, K.Kogame, A.Kubota, N.Nagayama

Design Rationale for Total Ankle Arthroplasty Using a 3-component Prosthesis Design

55th Annual Meeting of the Orthopaedic Research Society (ORS2009)

February 2009, Las Vegas, USA

Y.Noyama, N.Nagayama, K.Kuramoto, T.Nakano

The Optimal Design of Implant for Improving Bone Quality in the Implant Surroundings Based on Stress Analysis

International Conference on Advanced Structural and Functional Materials Design 2008 (ICASFMD2008)

11 November 2008, Osaka, Japan

K.Yamamoto, T.Suguro, T.Nakamura, Y.Miyazaki, S.A.Banks, N.Nagayama

Design Rationale and Kinematic Postoperative Functional Assessment of Total Knee Arthroplasty Reproducing Anatomic Geometry

15th Congress of the European Rheumatism and Arthitis Surgical Society (ERASS2008)

September 2008, Barcelona, Spain