1
Osamu Komiya: Electrical apparatus for treating affected part in a coeloma. Olympus Optical, Ostrolenk Faber Gerb & Soffen, March 15, 1977: US04011872 (355 worldwide citation)

An apparatus comprises an electrode operating member which is disposed within the distal end portion of an electrically insulating flexible tube which is adapted to be inserted into a coeloma. A plurality of electrodes for treating an affected part are attached to the electrode operating member, whi ...


2
Osamu Komiya: Forceps device for endoscope. Olympus Optical, August 2, 1977: US04038987 (219 worldwide citation)

The forceps device for an endoscope includes a toggle joint operated through a wire coupling by the wire operation. Said toggle joint has a pair of forceps levers whose forward end portions constitute an operating section and whose intermediate portions are pivotally supported, and a pair of links c ...


3
Osamu Komiya: Surgical instrument for clipping any affected portion of a body cavity. Olympus Optical, May 25, 1976: US03958576 (205 worldwide citation)

A clip member of substantially a figure "eight" shape is detachably attached to an instrument body. The instrument body has an outer flexible tube, an actuating tubular member inserted into the outer tube, and a wire inserted into the actuating tubular member. A holder is detachably mounted through ...


4
Osamu Komiya: Endoscope with flexible tip control. Olympus Optical, January 20, 1981: US04245624 (200 worldwide citation)

An endoscope has a control section and a tube section connected to the control section to be conducted into the body cavity, wherein a channel running through the tube section contains a guide tube which is made flexible along the entire length or near the distal end portion, and reciprocates throug ...


5
Osamu Komiya: Apparatus for resecting tissue inside the body cavity utilizing high-frequency currents. Olympus Optical, January 19, 1982: US04311143 (160 worldwide citation)

Disclosed is an apparatus for resecting tissue inside the human body cavity by means of high-frequency currents which comprises an electrically insulating elongate tubular sheath, a first electrode exposed at the distal end portion of the sheath, a snare capable of advance and retreat within the she ...


6
Osamu Komiya: High frequency electrosurgical instrument for an endoscope. Olympus Optical, Frishauf Holtz Goodman and Woodward, April 20, 1982: US04325374 (65 worldwide citation)

A high frequency electrosurgical instrument for an endoscope comprises a flexible tube which has at a distal end portion a pair of wire guiding holes spaced from each other in the axial direction of the tube. In the distal end portion of the tube a flexible coil is inserted, which extends at least b ...


7
Osamu Komiya: Laser knife. Olympus Optical, Weinstein & Sutton, February 10, 1981: US04249533 (63 worldwide citation)

A laser knife comprises a tubular member adapted to be passed through a forceps channel of an endoscope for insertion into a coeloma, holders disposed at the distal end of the tubular member for holding an affected part within the coeloma which is to be cauterized, a laser radiation transmission mem ...


8
Osamu Komiya: Medical instrument attached to an endoscope. Olympus Optical, August 23, 1977: US04043323 (57 worldwide citation)

A medical instrument such as forceps attached to an endoscope, wherein a base member is provided at the base end of the forceps; a slider connected by wire to a movable head fitted to the tip of the forceps is slidably mounted on a base member provided at the base end of the forceps; a bore formed i ...


9
Osamu Komiya: Instrument for removing a foreign substance from the body cavity of human being. Olympus Optical, September 6, 1977: US04046149 (56 worldwide citation)

An instrument is adapted to be inserted through an endoscope channel into the body cavity of the human being together with an endoscope and remove a foreign substance such as polyp and stone within the body cavity of the human being. The instrument has trap means separable from the elongated tubular ...


10
Osamu Komiya: Apparatus for ligation of affected part in coeloma. Olympus Optical, Ostrolenk Faber Gerb & Soffen, April 19, 1977: US04018229 (44 worldwide citation)

An apparatus for ligation of affected part in coeloma comprises an inner and an outer flexible tube. A ligature or tie-up thread is provided with a loop formation, one end of which is disposed within the inner tube. The outer tube houses the loop formation, the inner tube and a pair of holding wires ...