Search Results:　 1-20 of 232

  • 1

    Does Degree of the Pelvic Deformity Affect the Accuracy of Computed Tomography-Based Hip Navigation?

    Kajino Yoshitomo , Kabata Tamon , Maeda Toru , Iwai Shintaro , Kuroda Kazunari , Tsuchiya Hiroyuki

    … Although some navigation systems have been used for improvement of component positioning, there have been few reports regarding cases of severe pelvic deformity. … We performed a retrospective review of 25 cases of total hip arthroplasty with a computed tomography-based navigation system in patients with severe pelvic deformities and estimated acetabular component position and angle between severe deformity group and mild dysplastic group as a control. …

    Journal of Arthroplasty 27(9), 1651-1657, 2012-10-00

    IR CrossRef

  • 2

    Does Degree of the Pelvic Deformity Affect the Accuracy of Computed Tomography-Based Hip Navigation?

    Kajino Yoshitomo , Kabata Tamon , Maeda Toru , Iwai Shintaro , Kuroda Kazunari , Tsuchiya Hiroyuki

    … Although some navigation systems have been used for improvement of component positioning, there have been few reports regarding cases of severe pelvic deformity. … We performed a retrospective review of 25 cases of total hip arthroplasty with a computed tomography-based navigation system in patients with severe pelvic deformities and estimated acetabular component position and angle between severe deformity group and mild dysplastic group as a control. …

    Journal of Arthroplasty 27(9), 1651-1657, 2012-10-00

    IR CrossRef

  • 3

    Sentinel Node Navigation Surgery in Early-Stage Esophageal Cancer

    TAKEUCHI Hiroya , KAWAKUBO Hirofumi , TAKEDA Flavio , OMORI Tai , KITAGAWA Yuko

    … Although further accumulation of evidence based on multicenter clinical trials using a standard protocol is needed, SN mapping and SN navigation surgery would provide significant information to perform individualized selective lymphadenectomy which might reduce the morbidity and retain the patients' QOL. …

    Annals of Thoracic and Cardiovascular Surgery 18(4), 306-313, 2012-08-01

    J-STAGE CrossRef References (43)

  • 4

    Improvement of Diagnosis of Pulmonary Peripheral Lesions by a Guide Sheath in Endobronchial Ultrasonography  [in Japanese]

    Izumo Takehiro , Nagai Atsushi

    背景.ガイドシース併用気管支腔内超音波断層法(EBUS-GS)は, EBUSで病変の位置を三次元的に確認しガイドシースを留置することで同一箇所にて繰り返し擦過・生検が可能である.近年EBUS-GSの有用性が報告されているがEBUS-GS導入前後の有用性の検討は少ない.目的.今回,我々はEBUS-GSの有用性を導入前と比較検討した.方法. 2008年6月から2009年12月に肺末梢病変に対してX線透 …

    The journal of the Japan Society for Bronchology 34(3), 223-227, 2012-05-25

    CiNii Fulltext PDF - Open Access  Ichushi Web References (8)

  • 5

    Subjective Visual Function of Seaman  [in Japanese]

    KAWAMOTO Ken-ichiro , FUCHI Masaki , HIRONO Kohei , TABUCHI Akio

    … The average age of seaman such as a captain, navigation officer or pilot, is getting higher in Japan. … The averaged number of subjective symptoms was higher in the group of 40s or higher than the group of 20s and 30s, especially, pesbyopia (farsightedness due to aging), visual form perception, contrast sensitivity, and color perception were affected by aging. …

    日本航海学会論文集 (126), 213-219, 2012-03-25

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  • 6

    Effects on Educational Program in Collision Avoidance for Cadets  [in Japanese]

    FUCHI Masaki , KUSAKA Daishiro , FUJIMOTO Shoji , USUI Shinnosuke

    … Cadets who participated in a ship training class were divided into a "Control group" and an "Educational group". … The educational program was tested using only the "Educational group". … (2) The educational group was more flexible in their choices for avoiding direction. …

    日本航海学会論文集 (126), 187-195, 2012-03-25

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  • 7

    People-centric Neighbor Recognition by Context-based Grouping  [in Japanese]

    HIGUCHI TAKAMASA , YAMAGUCHI HIROZUMI , HIGASHINO TERUO

    … 本稿では,混雑した環境において,周囲の人々との位置関係を直感的に認識するためのソーシャルナビゲーションフレームワークPeople-centric Navigation (PCN)を提案する.PCNはdead reckoningとBluetoothによる近接センシングの組み合わせにより,携帯電話端末に搭載された機能のみを用いて近隣ユーザ間の相対位置を推定する.センサ情報の履歴をもとにユーザ群のグループ行動を検出し,グループ内における移動軌跡の類似性や近接性を …

    IEICE technical report 111(476), 189-196, 2012-03-05

    CiNii Fulltext PDF - Limited 

  • 8

    Web usage by older person : Characteristics of information search  [in Japanese]

    INAGAKI Nozomi , SHIOYA Akiko , WATANABE Takayuki

    効果的,効率的にウェブを利用するには,目的の情報を的確に検索する能力が必要である.一口に高齢者といっても実際は多様なので,本研究では,特定の高齢者3名を対象に調査と実験を行い,ウェブの利用目的と情報検索を行なう際の特性を明らかにした.その結果,今回対象とした高齢者は,現実世界の目的に対する手段としてウェブを使用していることが分かった.また,ウェブを利用する際に困ったことが生じているにも関わらず,困 …

    IEICE technical report. Welfare Information technology 111(472), 67-74, 2012-03-02

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  • 9

    Cooking Rehabilitation Support for Self-Reliance of Higher Brain Dysfunction Patients  [in Japanese]

    SANO Mutsuo , MIYAWAKI Kenzaburo , YONEMURA Syunichi , OHDE Michiko

    高次脳機能障害になると,高次の能機能を活用する料理行動に支障をきたし,生活の基盤となる料理行動を断念してしまうことが多い.我々は,認知障害に応じ適切に料理行動をナビゲーションするシステムを提案し,システムを利用した料理行動に基づく認知リハビリテーション(調理を必要に応じてナビゲーションし,完成した料理を一緒に味わい,料理行動を振り返るサイクルを繰り返す)を行うことで日常生活の自立を促進する実験を行 …

    IEICE technical report. Welfare Information technology 111(424), 19-24, 2012-01-20

    CiNii Fulltext PDF - Limited 

  • 10

    Test-driven Fault Navigation for Debugging Reproducible Failures

    Perscheid Michael , Haupt Michael , Hirschfeld Robert , Masuhara Hidehiko

    … This procedure is inefficient since it does not take into account how suspicious entities relate to each other, whether another developer is better qualified for debugging this failure, or how erroneous behavior comes to be.We present test-driven fault navigation as an interconnected debugging guide that integrates spectrum-based anomalies and failure causes. …

    Information and Media Technologies 7(4), 1377-1400, 2012

    J-STAGE

  • 11

    PARP and CSB modulate the processing of transcription-mediated DNA strand breaks

    Sakai Akiko , Sakasai Ryo , Kakeji Yoshihiro , Kitao Hiroyuki , Maehara Yoshihiko

    … Here, we show that poly (ADP-ribose) polymerase (PARP) and cockayne syndrome group B protein (CSB) modulate the CPT-induced formation of discrete p53-binding protein 1 (53BP1) nuclear foci at sites of transcription-mediated DNA strand breaks. …

    Genes & Genetic Systems 87(4), 265-272, 2012

    J-STAGE CrossRef

  • 12

    Study on the Stationkeeping Strategy for the Libration Point Mission

    IKENAGA Toshinori , UTASHIMA Masayoshi

    The Japan Aerospace Exploration Agency (JAXA) is now planning the next-generation infrared astronomical mission - the Space Infrared Telescope for Cosmology and Astrophysics (SPICA). SPICA is the firs …

    TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, AEROSPACE TECHNOLOGY JAPAN 10(ists28), Pd_11-Pd_20, 2012

    J-STAGE CrossRef

  • 13

    Virtual bronchoscopic navigation combined with endobronchial ultrasound to diagnose small peripheral pulmonary lesions : a randomised trial

    Ishida Takashi , Asano Fumihiro , Yamazaki Koichi , Shinagawa Naofumi , Oizumi Satoshi , Moriya Hiroshi , Munakata Mitsuru , Nishimura Masaharu

    … Virtual bronchoscopic navigation (VBN) can guide a bronchoscope with virtual images, but its value has not been confirmed. … A bronchoscope was introduced into the target bronchus of the VBNA group using the VBN system. … Results: The diagnostic yield was higher for the VBNA than for the NVBNA group (80.4% vs 67.0%; …

    Thorax 66(12), 1072-1077, 2011-12-00

    IR CrossRef

  • 14

    Test method for Car Navigation System by virtual running environment  [in Japanese]

    Takeshi Kojima , Guodong CUI , Dang VietHung , Goki Mori , Koichiro Ochimizu

    現在,われわれはカーナビゲーションシステムの経路選択機能のためのテスト環境の構築に取り組んでいる.本稿では前述のテスト環境の構築において次の計算コストの節減のための 3 つの課題について報告する.1. テスト空間を適切に切り出すことでテストケースの数を節減する.2. カーナビゲーションシステムが選択した経路を評価するための比較対象経路群から重要ではない経路を排除する.3. 計算が単純で高い精度を持 …

    IPSJ SIG Notes 2011-SE-174(5), 1-8, 2011-10-25

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  • 15

    The Superiority of On-Board Training as Liberal Arts Subjects  [in Japanese]

    YUKIHIRA Masaya , TAKAYAMA Hisaaki , SHIMIZU Kenichi , GODA Masaji

    … It was also suggested that the students could cultivate the group activity by keeping regular hours. …

    日本航海学会論文集 (125), 99-104, 2011-09-25

    CiNii Fulltext PDF - Open Access  References (6)

  • 16

    A Research on Maneuvering Orders for Towage Service in Japan  [in Japanese]

    ISHIKURA Ayumi , SUGIHARA Shogo , HAYASHI Yuji , MURAI Koji

    … However, the results of the current state survey, which was executed by authors' group in 2010, showed that various kinds of "Non-standard" tug orders were actually used. …

    日本航海学会論文集 (125), 91-97, 2011-09-25

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  • 17

    Optimization of Personal Distribution for Evacuation Guidance based on Vector Field  [in Japanese]

    OKADA Masafumi , ANDO Teruhisa

    … The personal navigation system cannot deal with evacuation guidance for the human crowd with large numbers of individuals because of time constrain and extraordinary communication error. … The evacuee behavior model contains intention of evacuation, field of view, collision avoidance and evacuee group, which are represented by vector field. …

    Journal of the Robotics Society of Japan 29(4), 395-401, 2011-05-15

    J-STAGE CrossRef References (17)

  • 18

    Characteristics of ultrasonic echolocation pulse of FM bats (Pipistrellus abramus) in a cluttered environment  [in Japanese]

    TAKENAGA Toshiya , KAGAMI Yukako , FUJIOKA Emyo , HIRYU Shizuko , RIQUIMAROUX Hiroshi , WATANABE Yoshiaki

    本報告では観測室内に複数のチェーンを配置し,多重複雑反射(duttered echo stream)環境下におけるエコーロケーションを調ペた.2種類のFMコウモリに対し,頭部に搭載したワイヤレスマイクロホン(テレマイク)を用いて放射超音波パルスを計測し,コウモリに届くcluttered echoと放射される超音波パルスの音響特性の関係について検討した.アブラコウモリはチェーン列に接近すると2つのパ …

    Technical report of IEICE. EA 110(367), 71-76, 2011-01-13

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  • 19

    Characteristics of ultrasonic echolocation pulse of FM bats (Pipistrellus abramus) in a cluttered environment  [in Japanese]

    TAKENAGA Toshiya , KAGAMI Yukako , FUJIOKA Emyo , HIRYU Shizuko , RIQUIMAROUX Hiroshi , WATANABE Yoshiaki

    本報告では観測室内に複数のチェーンを配置し,多重複雑反射(cluttered echo stream)環境下におけるエコーロケーションを調ペた.2種類のFMコウモリに対し,頭部に搭載したワイヤレスマイクロホン(テレマイク)を用いて放射超音波パルスを計測し,コウモリに届く。cluttered echoと放射される超音波パルスの音響特性の関係について検討した.アブラコウモリはチェーン列に接近すると2つ …

    IEICE technical report. Ultrasonics 110(366), 71-76, 2011-01-13

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  • 20

    Remote Magnetic Navigation for Mapping and Ablation of Outflow Tract Ventricular Arrhythmia

    Teo Wee Siong , Malik Amit , Chong Daniel , Liew Reginald , Ching Chi Keong

    … The remote magnetic navigation system (Stereotaxis) involves moving a catheter with a magnetic tip inside a 0.08–0.1 Tesla magnetic field and mapping done with the CARTO and ablation with a coolflow catheter. … When compared to a previous group of 44 outflow tract VT ablation using manual technique, the mean procedure time was 153.9+55.4 mins (80–285 mins) and mean fluoroscopy time was 39.3+25.8 mins (10.9–117.6 mins). …

    Journal of Arrhythmia 27(Supplement), OP63_4-OP63_4, 2011

    J-STAGE CrossRef