Search Results 1-20 of 1079

  • Modified Syme Amputation Using Skin Flaps on the Side of the Heel  [in Japanese]

    Fukuhara Sadako , Fujiwara Masao , Fujitaka Junpei , Makino Aiko , Suzuki Shigehiko

    Japanese Journal of Surgical Wound Care 12(2), 106-111, 2021

    J-STAGE 

  • Four Cases of Skin Lesions Caused by Transplantation of Artificial Hairs  [in Japanese]

    Fukushi Ruri , Uchiyama Masaki , Irisawa Ryokichi , Tsuboi Ryoji , Harada Kazutoshi

    <p>人工毛植毛により皮膚障害が生じることは知られているが,現在でも男性型脱毛症に対して人工毛の植毛が行われており,植毛部の皮膚障害を診察する際に患者自ら人工毛植毛の既往について申告しない症例も少なくない.今回我々は,人工毛植毛により生じた皮膚障害を4例経験し,臨床所見,トリコスコピー所見および病理組織学的所見をまとめ,人工毛植毛による皮膚障害の特徴とその機序について考察し,早期の病態 …

    The Japanese Journal of Dermatology 131(3), 531-536, 2021

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  • Estimation of Office Worker's Emotion Types Using Two-dimensional Model Consisted of Biometric Signals

    HAYANO Junichiro , TANABIKI Tetsuya , IWATA Shinichiro , ABE Katsumi , YUDA Emi

    … A total of 470 events of strongly conscious emotions (happy, relaxed, sad, and angry) during work hours were recorded in 11 office workers under a total of 911 days of continuous monitoring of pulse rate, pulse rate variability (PRV), skin temperature, body motion, and conversation time with a bracelet-shape wearable sensor. …

    International Journal of Affective Engineering, 2021

    J-STAGE 

  • Sandwich Method for Artificial Dermis and Basic Fibroblast Growth Factor  [in Japanese]

    Inoue Shinichi , Matsumoto Hiroko , Kaita Wataru , Nakabayashi Iruru

    Japanese Journal of Surgical Wound Care 12(1), 32-37, 2021

    J-STAGE 

  • Photoacoustic in vivo 3D imaging of tumor using a highly tumor-targeting probe under high-threshold conditions

    Yamada Hisatsugu , Matsumoto Natsuki , Komaki Takanori , Konishi Hiroaki , Kimura Yu , Son Aoi , Imai Hirohiko , Matsuda Tetsuya , Aoyama Yasuhiro , Kondo Teruyuki

    … Three-dimensional (3D) representation of a tumor with respect to its size, shape, location, and boundaries is still a challenge in photoacoustic (PA) imaging using artificial contrast agents as probes. … When applied to mice bearing a 6 × 3 × 3 mm3 tumor buried 6 mm beneath the skin, the probe 800RS-PMPC selectively accumulates in the tumor and emits PA signals that are strong enough to be unambiguously distinguished from noise signals of endogenous blood/hemoglobin. …

    Scientific Reports (10), 19363, 2020-11-09

    IR 

  • Throat to Acoustic Speech Mapping for Spectral Parameter Correction using Artificial Neural Network Approach

    Subrata Kumer Paul , Rakhi Rani Paul , Nishimura Masafumi , Hamid Md. Ekramul

    … In throat microphone (TM), two skin attached piezo-electric sensors can capture speech sound signals from the tissue vibration. … This study addresses the issue of improving the perceptual quality of the throat microphone speech is based on the statistical mapping between the features of TM and AM speech using the Artificial Neural Network approach for correction of vocal tract parameters and spectral envelope. …

    Proceedings of International Exchange and Innovation Conference on Engineering & Sciences (IEICES) (6), 238-242, 2020-10-22

    IR  DOI 

  • FEM simulation of microneedle puncture imitating mosquito needle mechanism  [in Japanese]

    山本 峻己 , 高橋 智一 , 鈴木 昌人 , 青柳 誠司 , 長嶋 利夫 , 功刀 厚志 , 千代延 真 , 黒岩 健

    計算工学講演会論文集 Proceedings of the Conference on Computational Engineering and Science 25, 3p, 2020-06

  • What is AI? Applications of artificial intelligence to dermatology

    X. Du‐Harpur , F.M. Watt , N.M. Luscombe , M.D. Lynch

    … However, in recent years, artificial intelligence (AI) has made enormous advances, particularly in the area of image classification. … This has led computer scientists to apply these techniques to develop algorithms that are able to recognize skin lesions, particularly melanoma. … The burden of skin cancer is growing within the Western world, with major implications for both population skin health and the provision of dermatology services. …

    British Journal of Dermatology, 2020-03-29

    IR 

  • Japan Society of Physiological Anthropology

    Tanaka Yuuki , Nagano Hisaho , Taimura Akihiro

    … BACKGROUND: This study examined the effects of immersion in stirred, high-concentration, artificial carbonic acid water on body cooling. … After this exercise, subjects sat on a chair and immersed forearms in tap water or artificial carbonic acid water (CO2 water) at 25 °C for 20 min. During immersion, tap water or CO2 water was stirred slowly with a pump. …

    Journal of physiological anthropology (39), 2, 2020-02-04

    IR 

  • Japan Society of Physiological Anthropology

    Tanaka Yuuki , Nagano Hisaho , Taimura Akihiro

    … BACKGROUND: This study examined the effects of immersion in stirred, high-concentration, artificial carbonic acid water on body cooling. … After this exercise, subjects sat on a chair and immersed forearms in tap water or artificial carbonic acid water (CO2 water) at 25 °C for 20 min. During immersion, tap water or CO2 water was stirred slowly with a pump. …

    Journal of physiological anthropology (39), 2, 2020-02-04

    IR 

  • 非線形有限要素法解析による微細針の穿刺シミュレーション:3本針の振動穿刺と鋸歯状突起の効果の検討  [in Japanese]

    Yamamoto Shunki , Takahashi Tomokazu , Suzuki Masato , Aoyagi Seiji , Nagashima Toshio , Kunugi Atsushi , Chiyonobu Makoto , Kuroiwa Takeshi

    <p>蚊は,ほとんど痛みを生じさせることなく口針を皮膚に穿刺している.蚊は,主に3本の口針(上唇と一対の小顎)を皮膚に穿刺しており,穿刺の際にはそれらを交互に振動させている.また,小顎の側面には鋸歯状の突起を有している.本研究では,LS-DYNAを用いて3本針の穿刺に関する非線形有限要素法解析を実施し,穿刺抵抗力や穿刺対象の応力分布等を評価することで,穿刺時の振動付与の効果と鋸歯状突起 …

    Proceedings of JSPE Semestrial Meeting 2020A(0), 430-431, 2020

    J-STAGE 

  • 吸着治具が針の穿刺抵抗力に与える影響  [in Japanese]

    Okumura Yuki , Takazawa Tomonori , Matumoto Hajime , Nishikawa Hideki , Sudo Humio , Hutaku Ryozo , Takahashi Tomokazu , Suzuki Masato , Aoyagi Seiji , Hosomi Ryouta , Hukunaga Kenji , Hikituti Tomoyuki , Kawajiri Yumi , Nakayama Koji

    <p>現在市販の注射針では、穿刺する際に必ず痛みが生じてしまう。本研究室では蚊に刺されても痛くないことに着目し、蚊の口針を模倣した痛みの少ないマイクロニードルを開発している。蚊が穿刺する際に下唇で皮膚に張力を与えていることから吸引によって穿刺対象に張力を与える吸着治具を作製し、従来の透明のものとは違いたわみを確認しやすい二層の人工皮膚に対して穿刺実験を行いその時の抵抗力を測定した。&l …

    Proceedings of JSPE Semestrial Meeting 2020A(0), 424-425, 2020

    J-STAGE 

  • Development of an Artificial Skin with a Tactile Function Utilizing Electret  [in Japanese]

    MATSUMOTO Akira , ICHIKAWA Kenta , HIJIKATA Wataru

    … We propose an artificial skin with a flexible thin film and a tactile function that requires no external power supply. … The proposed skin is made from a lamination of an electret, an elastomer and two electrodes. … These were laminated each other to produce an artificial skin. …

    The Proceedings of the Conference on Information, Intelligence and Precision Equipment : IIP 2020(0), 2A04, 2020

    J-STAGE 

  • The study of feature extraction from TOF-SIMS image data of skin stratum corneum using machine learning  [in Japanese]

    Matsuda Kazuhiro , Aoyagi Satoka

    <p>飛行時間型二次イオン質量分析(TOF-SIMS)は、生体組織の高感度組成イメージングに有用な分析手法であるが、その情報量の多さから一般にデータ解析が困難である。そこで本研究では、近年発展が著しいニューラルネットワークを利用した特徴抽出法であるAutoencoderの、解析への適用を検討した。皮膚角質層のTOF-SIMSイメージへの適用検討から、薬剤や脂質の分布状態を抽出できること …

    Abstract book of Annual Meeting of the Japan Society of Vacuum and Surface Science 2020(0), 175, 2020

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  • Oral superficial carcinoma:—From the standpoint of oral surgeon—  [in Japanese]

    Sato Toru

    舌のHigh-grade dysplasiaと筋層浸潤のない癌を舌における口腔表在癌と仮に定義した。このような病変は様々な炎症性や反応性病変との区別がときに困難である。病変を検知するための有用な手助けとなるのがヨード染色法である。病変検知の補助ツールとして狭帯域内視鏡装置,VELscope<sup>Ⓡ</sup>,Illumiscan<sup>Ⓡ</sup …

    Journal of Japanese Society of Oral Oncology 32(4), 195-206, 2020

    J-STAGE  Ichushi Web 

  • An Examination of the Physiological Responses by a Hot Compress to the Buttocks in Healthy Women  [in Japanese]

    Hara Yoshie , Nishimura Naoki , Shinozaki Emiko

     筋肉内注射による硬結の予防対策を検討するための第一段階として, 殿部への温罨法による生理的変化と安全性を検証することを目的とした. <br> 健康な女性9名を対象とし, 人工気候室内で, 電子レンジ加熱型ホットパックを使用して片側殿部に15分間の温罨法を行った. 両側殿部の皮膚血流量・皮膚温, 介入側殿部の組織血流量・組織硬度, 直腸温, 鼓膜温, 安楽・不快感の …

    Japanese Journal of Nursing Art and Science 19(0), 131-139, 2020

    J-STAGE  Ichushi Web 

  • A Case of a Giant Cutaneous Horn Originating from a Burn Scar  [in Japanese]

    Kudo Hideki

     症例は62歳, 女性. 2歳時に熱湯による熱傷を受傷し, 以後, 後頭部に熱傷瘢痕による禿髪を認めていた. 1年前から痂皮の形成, 脱落を繰り返し, 半年前から骨様の皮角を形成して, 徐々に増大したため受診した. 初診時, 高さ4.5cmの巨大皮角を認めた. 部分生検および画像診断では悪性所見を認めなかったが, 全切除して永久標本による確定診断が望ましいと判断した. 第1回目の手術では …

    Japanese Journal of Burn Injuries 46(5), 187-191, 2020

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  • Body Part Connection, Categorization and Occlusion Based Tracking with Correction by Temporal Positions for Volleyball Spike Height Analysis

    CHENG Xina , LI Ziken , DU Songlin , IKENAGA Takeshi

    … Firstly, skin pixel filter based connection detection solves the problem of high similarity between hands by judging whether a hand is connected to the spike player. …

    IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E103.A(12), 1503-1511, 2020

    J-STAGE 

  • Consideration on reproduction of haptic sensation of artificial skin with various roughness  [in Japanese]

    ZHANG Jianyao , KOBAYASHI Masato , KAJIMOTO Hiroyuki , MATSUMORI Kohei , SAITO Naoki

    … <p>We have attempted to reproduce the texture of several artificial skins by displaying horizontal vibrations and lateral forces based on recordings of the vibrations and friction generated when a finger traces these artificial skins. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2020(0), 2A2-N05, 2020

    J-STAGE 

  • Research of an Artificial Skin with a Tactile Function Utilizing Electret  [in Japanese]

    MATSUMOTO Akira , ICHIKAWA Kenta , HIJIKATA Wataru

    … <p>We propose an artificial skin with a flexible thin film and a tactile function that requires no external power supply. … The proposed skin is made from a lamination of an electret, an elastomer and two electrodes. … After that, an elastomer containing carbon black was applyed to the opposite electrode with a thickness of 250 μm, and these were overlaid to produce an artificial skin of about 300 μm. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2020(0), 2A1-P09, 2020

    J-STAGE 

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