Patents by Inventor Yoshihiko Himura
Yoshihiko Himura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11369442Abstract: A surgical system includes: a plurality of surgical instruments each of which includes a flexible shaft provided with a surgical tool on a leading end-side portion thereof, a supporting platform that supports the plurality of surgical instruments; a medical instrument that includes a plurality of flexible inner tubes into which the flexible shafts of the surgical instruments can be inserted, and an outer tube into which the plurality of flexible inner tubes can be inserted and that is to be inserted into a body cavity; and a gripping mechanism that includes a gripping portion that grips the outer tube, and a supporting portion that includes at least one joint portion and that fixes and supports the gripping portion, the at least one joint portion making the medical instrument adjustable regarding the position and orientation thereof.Type: GrantFiled: March 25, 2019Date of Patent: June 28, 2022Assignees: MEDICAROID CORPORATION, KABUSHIKI KAISHA TOP, KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Kazutoshi Kan, Takuya Miyazaki, Yoshihiko Himura
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Patent number: 11272833Abstract: A treatment-instrument insertion aid (10) for aiding insertion of a treatment instrument into a body includes an inner tube (20) having flexibility into which the treatment instrument is insertable, and an outer tube (30) having flexibility into which the inner tube (20) is insertable. Both end portions (20B) of the inner tube (20) are formed of a hard material, and an intermediate portion (20A) between both the end portions (20B) is formed of a soft material.Type: GrantFiled: March 12, 2015Date of Patent: March 15, 2022Assignees: KEIO UNIVERSITY, KABUSHIKI KAISHA TOPInventors: Norihito Wada, Takuya Miyazaki, Yoshihiko Himura
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Patent number: 11122964Abstract: A treatment-instrument insertion aid (10) for aiding insertion of a treatment-instrument into a body includes an outer tube (30) having flexibility including a plurality of guiding portions (31) circumferentially spaced apart on an inner peripheral surface and extend in an axial direction from a distal end to a proximal end, a plurality of rail members (40) having flexibility, extend in an axial direction from a distal end to a proximal end and include guided portions (41) to be engaged with the guiding portions (31) respectively, and an inner tube (20) having flexibility and includes an engaged portion (21) to be engaged with an engaging portion (50) formed between the inner peripheral surface of the outer tube (30) and the adjacent rail members (40). The rail members (40) are fixed to a hard portion (30B) nearest to the distal end side of the outer tube (30).Type: GrantFiled: March 12, 2015Date of Patent: September 21, 2021Assignees: KEIO UNIVERSITY, KABUSHIKI KAISHA TOPInventors: Norihito Wada, Takuya Miyazaki, Yoshihiko Himura
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Publication number: 20190216296Abstract: A medical instrument includes: a plurality of inner tubes into each of which a flexible shaft of a surgical instrument that is provided with a surgical tool on a leading end-side portion thereof can be inserted; an outer tube into which the plurality of inner tubes can be inserted and that is to be inserted into a body cavity; and inner tube drive mechanisms each of which includes an operational element for bending an inner tube corresponding thereto and electrically controls the operational element thereof.Type: ApplicationFiled: March 25, 2019Publication date: July 18, 2019Applicants: MEDICAROID CORPORATION, KABUSHIKI KAISHA TOP, KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Kazutoshi KAN, Takuya MIYAZAKI, Yoshihiko HIMURA
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Publication number: 20190216556Abstract: A surgical system includes: a plurality of surgical instruments each of which includes a flexible shaft provided with a surgical tool on a leading end-side portion thereof, a supporting platform that supports the plurality of surgical instruments; a medical instrument that includes a plurality of flexible inner tubes into which the flexible shafts of the surgical instruments can be inserted, and an outer tube into which the plurality of flexible inner tubes can be inserted and that is to be inserted into a body cavity; and a gripping mechanism that includes a gripping portion that grips the outer tube, and a supporting portion that includes at least one joint portion and that fixes and supports the gripping portion, the at least one joint portion making the medical instrument adjustable regarding the position and orientation thereof.Type: ApplicationFiled: March 25, 2019Publication date: July 18, 2019Applicants: MEDICAROID CORPORATION, KABUSHIKI KAISHA TOP, KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Kazutoshi KAN, Takuya MIYAZAKI, Yoshihiko HIMURA
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Patent number: 10271874Abstract: A surgical tool insertion aid is provided which enables simultaneous use of multiple surgical tools, as well as the independent exchange of a surgical tool during surgery. A tubular surgical tool insertion aid 1 aids insertion of surgical tools 11 and 13 into the body, and includes: an inner tube 2 into which the surgical tools 11 and 13 are insertable, and which is insertable into the surgical tool insertion aid 1; and a plurality of guide members 3 which are extended in the axial direction from a distal end side to a proximal end side in the inner peripheral surface of the surgical tool insertion aid 1. The inner tube 2 includes, on the outer peripheral surface thereof, an engaging member 4 that engages with the guide member 3 to be made slidable.Type: GrantFiled: January 9, 2015Date of Patent: April 30, 2019Assignees: KEIO UNIVERSITY, KABUSHIKI KAISHA TOPInventors: Norihito Wada, Takuya Miyazaki, Yoshihiko Himura
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Publication number: 20180055337Abstract: A treatment-instrument insertion aid (10) for aiding insertion of a treatment-instrument into a body includes an outer tube (30) having flexibility including a plurality of guiding portions (31) circumferentially spaced apart on an inner peripheral surface and extend in an axial direction from a distal end to a proximal end, a plurality of rail members (40) having flexibility, extend in an axial direction from a distal end to a proximal end and include guided portions (41) to be engaged with the guiding portions (31) respectively, and an inner tube (20) having flexibility and includes an engaged portion (21) to be engaged with an engaging portion (50) formed between the inner peripheral surface of the outer tube (30) and the adjacent rail members (40). The rail members (40) are fixed to a hard portion (30B) nearest to the distal end side of the outer tube (30).Type: ApplicationFiled: March 12, 2015Publication date: March 1, 2018Inventors: Norihito Wada, Takuya Miyazaki, Yoshihiko Himura
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Publication number: 20180049624Abstract: A treatment-instrument insertion aid (10) for aiding insertion of a treatment instrument into a body includes an inner tube (20) having flexibility into which the treatment instrument is insertable, and an outer tube (30) having flexibility into which the inner tube (20) is insertable. Both end portions (20B) of the inner tube (20) are formed of a hard material, and an intermediate portion (20A) between both the end portions (20B) is formed of a soft material.Type: ApplicationFiled: March 12, 2015Publication date: February 22, 2018Inventors: Norihito Wada, Takuya Miyazaki, Yoshihiko Himura
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Publication number: 20160331402Abstract: A surgical tool insertion aid is provided which enables simultaneous use of multiple surgical tools, as well as the independent exchange of a surgical tool during surgery. A tubular surgical tool insertion aid 1 aids insertion of surgical tools 11 and 13 into the body, and includes: an inner tube 2 into which the surgical tools 11 and 13 are insertable, and which is insertable into the surgical tool insertion aid 1; and a plurality of guide members 3 which are extended in the axial direction from a distal end side to a proximal end side in the inner peripheral surface of the surgical tool insertion aid 1. The inner tube 2 includes, on the outer peripheral surface thereof, an engaging member 4 that engages with the guide member 3 to be made slidable.Type: ApplicationFiled: January 9, 2015Publication date: November 17, 2016Inventors: Norihito Wada, Takuya Miyazaki, Yoshihiko Himura