1
Masahiro Ishikawa, Koichi Kawashima, Tetsuya Yamamoto, Takayuki Suzuki, Tsutomu Okada: Endoscope. Olympus Optical, Frishauf Holtz Goodman Langer & Chick P C, June 6, 2000: US06071233 (514 worldwide citation)

The present invention provides an endoscope having an opening of a channel tube retracted from a distal end face having an observation window of the insert therein toward a proximal end side. When a plurality of polyps are removed, a picked-up polyp is moved back from the distal end face of the inse ...


2
Tetsuya Yamamoto, Masahiro Ishikawa, Koichi Kawashima, Hideki Shimonaka, Koji Kanbara, Takayuki Suzuki, Hiroki Moriyama, Yasuhito Kura, Akira Suzuki: Endoscope system. Olympus Optical, Ostrolenk Faber Gerb & Soffen, May 9, 2000: US06059719 (326 worldwide citation)

An endoscope system in accordance with the present invention comprises a plurality of endoscope modules having different treatment instruments mounted therein, an endoscope to which the endoscope modules can be attached, and a coupling member fixed to the distal part of an insertion unit of the endo ...


3
Sydney Sheung Chee Chung, Hitoshi Mizuno, Tetsuya Yamamoto, Chika Shiro: Endoscopic suturing device. Olympus Optical, Frishauf Holtz Goodman & Chick P C, June 29, 2004: US06755843 (296 worldwide citation)

An endoscopic suturing includes a suturing device having a curved needle to suture tissue. The endoscopic suturing device also includes a driving means to maneuver the curved needle. The curved needle and the driving means are placed at a distal end of the endoscopic suturing device. The endoscopic ...


4
Shotaro Takemoto, Tetsuya Yamamoto, Koichi Kawashima, Sydney Sheung Chee Chung, Raifu Matsui, Takayasu Mikkaichi, Satoshi Miyamoto, Masayuki Iwasaka: Endoscopic suturing system. Olympus Corporation, Scully Scott Murphy & Presser P C, May 12, 2009: US07530985 (236 worldwide citation)

An endoscopic treatment device is used with an endoscope. This treatment device includes a transmission member with a flexible structure having a distal end portion to be inserted into a body and can be operated outside the body, a push rod coupled to the distal end portion, and first and second con ...


5
Satohiko Takanashi, Tetsuya Yamamoto, Tsuyoshi Watanabe, Muneharu Ishikawa: Apparatus for measuring oxygen saturation. Kowa Company, Adams & Wilks, November 19, 1996: US05575285 (198 worldwide citation)

An apparatus for non-invasively measuring the oxygen saturation in the blood of a subject comprises light sources for irradiating a sample of blood in tissue with at least a first light beam and a second light beam having different wavelengths. A switching device drives the light sources and sequent ...


6
Sydney Sheung Chee Chung, Hitoshi Mizuno, Tetsuya Yamamoto: Endoscopic suturing device. Olympus Optical, Frishauf Holtz Goodman & Chick P C, April 13, 2004: US06719763 (192 worldwide citation)

An endoscopic suturing device includes an endoscope, a curved needle detachably arranged at the distal end portion of or integrally embedded in the endoscope for suturing a tissue of the living body, a suture for suturing said tissue with the curved needle, and a drive arranged on the endoscope and ...


7
Takamasa Onuki, Masayoshi Yokoyama, Tetsuya Yamamoto: Ligative suturer. Takamasa Onuki, Masayoshi Yokoyama, Sugan, Lowe Price LeBlanc & Becker, September 2, 1997: US05662666 (188 worldwide citation)

A ligative suturer according to the present invention comprises a first rod which is connected with a ligative sutural member, and a second rod which is connected with the first rod to be bendable in the horizontal direction (L, R). A thread guard member which is capable of protrusion and storage is ...


8
Junichi Muramatsu, Tsukasa Kobayashi, Takayuki Suzuki, Tetsuya Yamamoto: Apparatus for ligating living tissues. Olympus Corporation, Scully Scott Murphy & Presser P C, May 29, 2007: US07223271 (96 worldwide citation)

A ligating apparatus includes an introducing tube which can be inserted in a living body cavity, a manipulating wire inserted in the introducing tube in such a manner that the manipulating wire can freely advance or retreat, a clip which is directly joined to a tip end of the manipulating wire, whic ...


9
Masahiro Ishikawa, Keita Suzuki, Koichi Kawashima, Tetsuya Yamamoto, Yoshio Onuki, Ryuta Sekine, Anthony Nicholas Kalloo, Sergey Veniaminovich Kantsevoy: Guide tube. Olympus Corporation, Scully Scott Murphy & Presser, January 24, 2006: US06988987 (96 worldwide citation)

There is provided a flexible guide tube which guides an endoscope or a therapeutic device into an abdominal cavity through the mouth and stomach to conduct an observation or a therapeutic treatment in the abdominal cavity. The guide tube includes an insertion section which has a distal end, a periph ...


10
Tetsuya Yamamoto, Sydney Sheung Chee Chung, Koichi Kawashima, Junichi Muramatsu, Keita Suzuki, Yoshio Onuki, Yoshihiko Sugi, Tsukasa Kobayashi: Suturing device for endoscope. Olympus Optical, Frishauf Holtz Goodman & Chick P C, December 5, 2006: US07144401 (90 worldwide citation)

A suturing device for an endoscope includes a curved needle rotatably attached on the distal end of the suturing device. A rotary member is provided on the rotation axis of the curved needle for rotating said curved needle and a connecting arm connects the curved needle to the rotary member. The cen ...