Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tanaka Yuusuke and Tanaka Katsuhiko and Sugiyama Susumu and Shiomi Hisanori and Kurumi Yoshimasa and Tani Tohru and Takahashi Osamu,Basic Properties of an Ultrasonic Probe with a Through Hole for Puncture and Detection Principle of a Puncture Needle,IEEJ Transactions on Sensors and Micromachines,13418939,The Institute of Electrical Engineers of Japan,2012,132,11,420-424,https://cir.nii.ac.jp/crid/1390001204462433024,https://doi.org/10.1541/ieejsmas.132.420