Patents by Inventor Takashi Ichinohe
Takashi Ichinohe 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: 11938019Abstract: An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger.Type: GrantFiled: March 18, 2023Date of Patent: March 26, 2024Assignee: Hoya CorporationInventors: Kenji Someya, Takashi Ichinohe, Kazunori Kudo
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Publication number: 20230225858Abstract: An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger.Type: ApplicationFiled: March 18, 2023Publication date: July 20, 2023Inventors: Kenji Someya, Takashi Ichinohe, Kazunori Kudo
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Patent number: 11617643Abstract: An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger.Type: GrantFiled: August 23, 2019Date of Patent: April 4, 2023Assignee: Hoya CorporationInventors: Kenji Someya, Takashi Ichinohe, Kazunori Kudo
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Publication number: 20200113674Abstract: An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger.Type: ApplicationFiled: August 23, 2019Publication date: April 16, 2020Inventors: Kenji Someya, Takashi Ichinohe, Kazunori Kudo
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Patent number: 10405971Abstract: An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger.Type: GrantFiled: March 31, 2017Date of Patent: September 10, 2019Assignee: Hoya CorporationInventors: Kenji Someya, Takashi Ichinohe, Kazunori Kudo
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Patent number: 10390940Abstract: An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger.Type: GrantFiled: March 7, 2016Date of Patent: August 27, 2019Assignee: Hoya CorporationInventors: Kenji Someya, Takashi Ichinohe, Kazunori Kudo
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Patent number: 10350059Abstract: An ocular implant insertion apparatus that includes a plunger driver that is not manually powered and ocular implant insertion methods. There are a variety of instances where an ocular implant is inserted into the anterior chamber, posterior chamber, cornea, vitreous space and/or other portion of an eye. Exemplary ocular implants include, but are not limited to, lenses, capsular tension rings, ocular prosthesis and lamellar transplants.Type: GrantFiled: December 4, 2013Date of Patent: July 16, 2019Assignee: Hoya CorporationInventors: Jim Deacon, John Scholl, Takashi Ichinohe, Thomas McNicholas, Christopher James Glaister, Christopher A. Wilson, Phillip C. Halbert
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Publication number: 20170202662Abstract: An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger.Type: ApplicationFiled: March 31, 2017Publication date: July 20, 2017Inventors: Kenji Someya, Takashi Ichinohe, Kazunori Kudo
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Publication number: 20160346077Abstract: An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger.Type: ApplicationFiled: March 7, 2016Publication date: December 1, 2016Inventors: Kenji Someya, Takashi Ichinohe, Kazunori Kudo
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Patent number: 9364320Abstract: An intraocular lens inserting instrument (1) capable of folding a lens (2) and pressing it by a plunger (4) to discharge it into an eye and capable of taking out the folded lens (2) by tweezers (15). The intraocular lens inserting instrument (1) for inserting a foldable intraocular lens (2) into an eye has a tubular body (3) for allowing the intraocular lens (2) to pass through it and introducing it into the eye, and a plunger (4) for pressing the intraocular lens (2) to discharge it into the eye, wherein the intraocular lens (2) is folded by a folding member (8) provided at a lens placing section (5). The lens placing section (5) has an open/close lid (12) so that the folded intraocular lens (2) can be held by the tweezers (15).Type: GrantFiled: August 13, 2013Date of Patent: June 14, 2016Assignee: Hoya CorporationInventors: Takashi Ichinohe, Kazunori Kudo
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Patent number: 9289288Abstract: An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger.Type: GrantFiled: September 24, 2011Date of Patent: March 22, 2016Assignee: Hoya CorporationInventors: Kenji Someya, Takashi Ichinohe, Kazunori Kudoh
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Patent number: 9220593Abstract: An intraocular insertion device (1) capable of safely performing discharge operation of a lens (2) by a simpler construction. The intraocular lens insertion device (1) has a body (5) provided with a lens placement section (3) where the lens (2) is placed and a tube section (4) for inserting the lens (2) into an eye and has a plunger (6) for discharging the lens (2) placed on the lens placement section (3). The lens placement section (3) has an upper holding member (12) and a lower holding member (14). The upper holding member (12) has a rib (15) projecting on advancement axis A, to the lower side of the lens placement section (3). The lower holding member (14) has a U-shaped cross-section and is constituted of a left and right pair of uprising sections (18) and a pressing section (20) uniting the uprising sections (18) at their lower ends.Type: GrantFiled: September 23, 2013Date of Patent: December 29, 2015Assignee: Hoya CorporationInventors: Takashi Ichinohe, Kazunori Kudo
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Publication number: 20150342726Abstract: An ocular implant insertion apparatus that includes a plunger driver that is not manually powered and ocular implant insertion methods. There are a variety of instances where an ocular implant is inserted into the anterior chamber, posterior chamber, cornea, vitreous space and/or other portion of an eye. Exemplary ocular implants include, but are not limited to, lenses, capsular tension rings, ocular prosthesis and lamellar transplants.Type: ApplicationFiled: December 4, 2013Publication date: December 3, 2015Inventors: Jim Deacon, John Scholl, Takashi Ichinohe, Thomas McNicholas, Christopher James Glaister, Christopher A. Wilson, Phillip C. Halbert
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Patent number: 9114007Abstract: An instrument for inserting an intraocular lens capable of securely and safely pushing out the lens by a simple structure. An instrument (1) for inserting comprises: a body (3) having a lens placement part (8) on which the lens (2) with a pair of loop parts (2b) at its optic part (2a) is installed, a transition part (12) deforming the lens (2), and a nozzle part (11) discharging the lens (2); and a lens push-out mechanism (4) pushing out the lens (2) placed on the lens placement part (8). The lens push-out mechanism (4) comprises a plunger (16) pushing out the lens (2) and a slider (15) having a lens contact part (20) larger than the plunger (16). The slider (15) comprises an operation part (23) projected to the outside of the body (3).Type: GrantFiled: October 28, 2013Date of Patent: August 25, 2015Assignee: Hoya CorporationInventors: Takashi Ichinohe, Kazunori Kudo
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Patent number: 8968328Abstract: An intraocular lens insertion instrument capable of smoothly pushing out a preset lens is provided. An intraocular lens insertion instrument (1) comprises: a main body (3) including a lens setting section (8) on which a lens (2) is set, a transition section (22) that deforms the lens (2), and a nozzle piece (21) that releases the lens (2); and a lens push-out mechanism (4) that pushes out the lens (2) set on the lens setting section (8). The instrument (1) further includes a releasing means (11) for releasing the lens (2) pushed by the lens push-out mechanism (4) from the lens setting section (8). The releasing means (11) has a posture holding mount (12) that holds the lens (2) with a forward tilt relative to an axial line (A) of lens movement. The posture holding mount (12) has a passage (15) through which the lens push-out mechanism (4) passes.Type: GrantFiled: August 27, 2013Date of Patent: March 3, 2015Assignee: Hoya CorporationInventors: Takashi Ichinohe, Kazunori Kudo
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Publication number: 20140180300Abstract: An instrument for inserting an intraocular lens capable of securely and safely pushing out the lens by a simple structure. An instrument (1) for inserting comprises: a body (3) having a lens placement part (8) on which the lens (2) with a pair of loop parts (2b) at its optic part (2a) is installed, a transition part (12) deforming the lens (2), and a nozzle part (11) discharging the lens (2); and a lens push-out mechanism (4) pushing out the lens (2) placed on the lens placement part (8). The lens push-out mechanism (4) comprises a plunger (16) pushing out the lens (2) and a slider (15) having a lens contact part (20) larger than the plunger (16). The slider (15) comprises an operation part (23) projected to the outside of the body (3).Type: ApplicationFiled: October 28, 2013Publication date: June 26, 2014Applicant: HOYA CORPORATIONInventors: Takashi Ichinohe, Kazunori Kudo
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Publication number: 20140180299Abstract: An intraocular insertion device (1) capable of safely performing discharge operation of a lens (2) by a simpler construction. The intraocular lens insertion device (1) has a body (5) provided with a lens placement section (3) where the lens (2) is placed and a tube section (4) for inserting the lens (2) into an eye and has a plunger (6) for discharging the lens (2) placed on the lens placement section (3). The lens placement section (3) has an upper holding member (12) and a lower holding member (14). The upper holding member (12) has a rib (15) projecting on advancement axis A, to the lower side of the lens placement section (3). The lower holding member (14) has a U-shaped cross-section and is constituted of a left and right pair of uprising sections (18) and a pressing section (20) uniting the uprising sections (18) at their lower ends.Type: ApplicationFiled: September 23, 2013Publication date: June 26, 2014Applicant: HOYA CORPORATIONInventors: Takashi Ichinohe, Kazunori Kudo
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Patent number: 8747465Abstract: An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger.Type: GrantFiled: May 30, 2008Date of Patent: June 10, 2014Assignee: Hoya CorporationInventors: Kenji Someya, Takashi Ichinohe, Kazunori Kudoh
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Publication number: 20140107660Abstract: An intraocular lens insertion instrument capable of smoothly pushing out a preset lens is provided. An intraocular lens insertion instrument (1) comprises: a main body (3) including a lens setting section (8) on which a lens (2) is set, a transition section (22) that deforms the lens (2), and a nozzle piece (21) that releases the lens (2); and a lens push-out mechanism (4) that pushes out the lens (2) set on the lens setting section (8). The instrument (1) further includes a releasing means (11) for releasing the lens (2) pushed by the lens push-out mechanism (4) from the lens setting section (8). The releasing means (11) has a posture holding mount (12) that holds the lens (2) with a forward tilt relative to an axial line (A) of lens movement. The posture holding mount (12) has a passage (15) through which the lens push-out mechanism (4) passes.Type: ApplicationFiled: August 27, 2013Publication date: April 17, 2014Applicant: HOYA CORPORATIONInventors: Takashi Ichinohe, Kazunori Kudo
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Publication number: 20140081284Abstract: An intraocular lens inserting instrument (1) capable of folding a lens (2) and pressing it by a plunger (4) to discharge it into an eye and capable of taking out the folded lens (2) by tweezers (15). The intraocular lens inserting instrument (1) for inserting a foldable intraocular lens (2) into an eye has a tubular body (3) for allowing the intraocular lens (2) to pass through it and introducing it into the eye, and a plunger (4) for pressing the intraocular lens (2) to discharge it into the eye, wherein the intraocular lens (2) is folded by a folding member (8) provided at a lens placing section (5). The lens placing section (5) has an open/close lid (12) so that the folded intraocular lens (2) can be held by the tweezers (15).Type: ApplicationFiled: August 13, 2013Publication date: March 20, 2014Applicant: HOYA CORPORATIONInventors: Takashi Ichinohe, Kazunori Kudo