1
Kogasaka Takahiro, Ogawa Akihisa, Nakada Akio, Kimura Shuichi, Kobayashi Norio, Kuramochi Makoto: A cavity retaining tool for bone surgery, a cavity retaining tool for general surgery, an endoscopic surgery system involving the use of a cavity retaining tool, and a procedure for surgery. Olympus Optical Co, November 19, 1997: EP0807415-A2 (61 worldwide citation)

The cavity-retaining tool for bone surgery of this invention comprises: a cavity-retaining sheath (1) which is inserted into the body and forms a cavity to act as a work space for bone surgery; a treatment channel (11) which is placed in the cavity-retaining sheath (1), and guides treatment tools ne ...


2
Kogasaka Takahiro, Ogawa Akihisa, Nakada Akio, Kimura Shuichi, Kobayashi Norio, Kuramochi Makoto: A cavity retaining tool for general surgery. Olympus Optical Co, September 3, 2003: EP1340467-A2 (54 worldwide citation)

A cavity-retaining tool (230) for surgery of this invention is insertable into body tissues to be ready for use and comprises: a cavity-retaining means (231) which retains a cavity for operation works in the body; and a soft cylinder member (233) which communicates with the cavity retained by the ca ...


3
Kuramochi Makoto, Aono Susumu: Endoscope. Olympus Optical, July 8, 1997: JP1997-173281

PROBLEM TO BE SOLVED: To well perform the sending of water and suction by increasing the outer diameter of the insertion part of an endoscope having a washing sheath provided thereto. SOLUTION: The inner diameter of a sheath insertion part is made larger than the outer diameter of a tip hard part 4 ...


4
Ogasaka Takahiro, Kuramochi Makoto: Securing device of cavity for bone operation. Olympus Optical, July 28, 1998: JP1998-192297

PROBLEM TO BE SOLVED: To easily operate under a good observation view field, by inserting a sheath into body tissue and engaging the tip end of the sheath with a bone to hold the sheath and operating the bone in a working space for bone operation under observation. SOLUTION: The outer shape of the t ...


5
Kuramochi Makoto, Otsuka Kenichi, Ota Shoichi: Method for utilizing symbol attribute information. Ntt Comware, July 19, 2001: JP2001-195434

PROBLEM TO BE SOLVED: To provide a symbol attribute information utilizing method which can cope flexibly with respect to changes about a symbol attribute and also guarantee security about the symbol attribute. SOLUTION: This utilizing method, which uses a CAD tool 2 and utilizes attribute informatio ...


6
Ogasaka Takahiro, Kuramochi Makoto: Cavity retaining tool for bone surgery. Olympus, March 1, 2007: JP2007-050269

PROBLEM TO BE SOLVED: To provide a cavity-retaining tool for a bone surgery with which the surgery is performed simply without taking care of damage to the other internal organs in a satisfactory observation field and without requiring skillfulness for the surgery.SOLUTION: The cavity-retaining tool ...


7
Kuramochi Makoto: Method for displaying object by retrieval on map program and computer readable recording medium with the program recorded thereon. Ntt Comware, September 13, 2002: JP2002-259390

PROBLEM TO BE SOLVED: To provide a method for displaying an object by retrieval on map, with which the object positioned in a certain direction can be efficiently retrieved.SOLUTION: In this system, an ellipse can be freely plotted in a map display area A21. When a reference point search button A19 ...


8
Kuramochi Makoto: Trocar and cannula. Olympus Optical, October 28, 1997: JP1997-276287

PROBLEM TO BE SOLVED: To provide a highly airtight trocar and cannula whose inside can easily and surely be washed. SOLUTION: In a trocar and cannula, which includes the main body of a trocar and cannula 10 having a tube inserted into a coelom to form a path for insertion of an instrument inserted i ...