1
Hitoshi Mizuno, Yuuichi Ikeda, Akihiro Horii, Shuichi Takayama, Akio Nakada, Naoki Uchiyama, Yasuhiro Ueda, Koichi Umeyama, Sakae Takehana: Surgical manipulation system. Olympus Optical, Frishauf Holtz Goodman Langer & Chick, March 2, 1999: US05876325 (534 worldwide citation)

A surgical manipulator system comprising at least one surgical manipulator, at least one guide, a detector, and a drive controller. The surgical manipulator has a surgical device for performing a desired operation. The guide guides the surgical device. The detector detects a position and/or orientat ...


2
Kouji Fujio, Isami Hirao, Sakae Takehana, Yasuhiro Ueda, Takashi Tsukaya, Yoshinao Oaki, Seiji Kuramoto: Ultrasonic diagnosis and therapy system in which focusing point of therapeutic ultrasonic wave is locked at predetermined position within observation ultrasonic scanning range. Olympus Optical, Armstrong Westerman Hattori McLeland & Naughton, December 5, 1995: US05471988 (383 worldwide citation)

Provided on the side of a distal end of an insertion part are an observation ultrasonic transducer for acquiring an ultrasonic image and a therapeutic ultrasonic transducer for outputting a therapeutic ultrasonic wave so as to be focused. Positioning or the like between the observation ultrasonic tr ...


3
Yasuhiro Ueda, Sakae Takehana, Hideyuki Adachi, Tatsuya Yamaguchi, Takeaki Nakamura, Masakazu Gotanda, Masaaki Hayashi: Guiding apparatus for guiding an insertable body within an inspected object. Olympus Optical, Armstrong Westerman Hattori McLeland & Naughton, October 28, 1997: US05681260 (312 worldwide citation)

A guiding apparatus for guiding an insertable body within an inspected object is provided with an insertable body to be inserted into an inspected object, a guided part provided in at least a part of the insertable body and to be magnetically guided and a guiding device provided outside the inspecte ...


4
Sakae Takehana, Yasuhiro Ueda, Masakazu Gotanda, Tomohisa Sakurai, Hideyuki Adachi: Apparatus for bending an insertion section of an endoscope using a shape memory alloy. Olympus Optical, Frishauf Holtz Goodman & Woodward, June 5, 1990: US04930494 (287 worldwide citation)

The distal end of an insertion section of an endoscope is divided into a plurality of segments each including a pair of SMA coils which are arranged symmetrically with respect to an axis and memorize a close-winding shape. As the SMA coils recovers their memorized shape, the distal end of the insert ...


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Katsunori Sakiyama, Yoshikatsu Nagayama, Hiroki Hibino, Yutaka Takahashi, Sakae Takehana, Yoshihito Shimizu, Yoshinao Oaki, Koji Koda: Apparatus for detecting insertion condition of endoscope. Olympus Optical, Armstrong Westerman Hattori McLeland & Naughton, December 28, 1993: US05273025 (209 worldwide citation)

An apparatus is provided for detecting an endoscopic inserting condition. The apparatus includes an irradiation arrangement for applying electromagnetic waves to the inside of an organism from outside the organism, an electromagnetic wave reception arrangement which is disposed in an insert section ...


7
Yutaka Takahashi, Yoshikatsu Nagayama, Hiroki Hibino, Katsunori Sakiyama, Yoshihito Shimizu, Sakae Takehana, Yoshinao Oaki, Koji Koda, Yoshinobu Soeda, Masato Toda, Toshiaki Noguchi, Yuichi Yamada, Akira Osawa: Insertion position and orientation state pickup for endoscope. Olympus Optical, Armstrong Westerman Hattori McLeland & Naughton, October 19, 1993: US05253647 (201 worldwide citation)

A position and orientation state pickup is designed to detect the position and orientation state of an endoscope inserted into a living body without any adverse effect on the living body, which is often observed in X-ray analysis. The position and orientation state pickup, generating an electro-magn ...


8
Mamoru Kaneko, Yasuhiro Ueda, Sakae Takehana, Masaya Yoshihara, Masahiko Iida, Naruto Shinkai, Kazunari Nakamura, Nobuhiko Washizuka, Yoshinao Oaki, Katsuya Suzuki: Fluorescent endoscope apparatus. Olympus Optical, Armstrong Westerman Hattori McLeland & Naughton, May 12, 1998: US05749830 (185 worldwide citation)

A fluorescent endoscope apparatus having: an endoscope that irradiates a subject portion to be observed with light transmitted through a light transmission device to obtain an object image of the subject portion to be observed; a normal observation light generating device for emitting normal light f ...


9
Hideyuki Adachi, Sakae Takehana, Yasuhiro Ueda, Yasuo Hirata, Kazuhiro Takahashi: Bending actuator having a coil sheath with a fixed distal end and a free proximal end. Olympus Optical, Armstrong Westerman Hattori McLeland & Naughton, July 2, 1996: US05531664 (158 worldwide citation)

A bending drive member to bend a bending member is arranged to extend in the direction of length of an elongate tube having flexibility, and attached to near the distal end of the tube with the distal end of the bending drive member being restricted in its position. The bending member drive member c ...


10
Sakae Takehana, Koji Fujio, Yasuhiro Ueda: Position controlling apparatus. Olympus Optical, Armstrong Nikaido Marmelstein Kubovcik & Murray, December 18, 1990: US04977886 (129 worldwide citation)

The position controlling apparatus of this invention is to curve an endoscope insertable part or a catheter and is provided with an actuator having a shape memorizing alloy body. The shape memorizing alloy body is heated or cooled by a driving appartaus and the actuator is displaced by such heating ...