Patents by Inventor Norio Daikuzono
Norio Daikuzono 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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Publication number: 20060089610Abstract: A method for the safe, easy and inexpensive peeling of the skin with simultaneous release of a medicinal or cosmetical substance to penetrate the skin without subjecting the recipient to pain.Type: ApplicationFiled: October 27, 2004Publication date: April 27, 2006Inventor: Norio Daikuzono
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Patent number: 6679837Abstract: The present invention provides a medical surgical or dental laser light irradiating apparatus which enables operators as well as third persons to precisely view the treatment. The medical laser light irradiating apparatus of the present invention comprises an optical fiber 3 for emitting from its front end the laser light which is incident upon the rear end thereof from said laser light supply means, a handpiece 1 for holding said optical fiber 3, an light incident face 21 which is made integrally with said handpiece 1 so that it faces at least a laser light irradiated area, imaging means 20 for imaging of at least laser light irradiated area based upon the light which is received through the light incident face 21, display means 30 for displaying a result of imaging from said imaging means 20, and jetting means 40, 40A, 41, 42 for jetting an air to an area in front of said light incident face 21.Type: GrantFiled: June 1, 2001Date of Patent: January 20, 2004Assignee: Intlas Ltd.Inventor: Norio Daikuzono
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Publication number: 20030023234Abstract: The present invention relates to a laser light irradiating apparatus in which the laser light is not liable to act upon the tissue other than the target tissue to be irradiated with Laser light and gives less heat feeling to the living tissue to be irradiated. The laser light irradiating apparatus comprises an optical fiber 3 having its rear end upon which the laser light is incident from said laser light supplying means and its front end from which the laser light is emitted; a handpiece 1 for holding said optical fiber 3; and means for injecting a laser light absorbing liquid in which a laser light absorbing material which causes photodecomposition thereof with said laser light is dispersed toward an target position to be irradiated on which the laser light L emitted from the front end of said optical fiber 3 is impinged.Type: ApplicationFiled: July 27, 2001Publication date: January 30, 2003Inventor: Norio Daikuzono
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Publication number: 20020183727Abstract: The present invention provides a medical surgical or dental laser light irradiating apparatus which enables operators as well as third persons to precisely view the treatment. The medical laser light irradiating apparatus of the present invention comprises an optical fiber 3 for emitting from its front end the laser light which is incident upon the rear end thereof from said laser light supply means, a handpiece 1 for holding said optical fiber 3, an light incident face 21 which is made integrally with said handpiece 1 so that it faces at least a laser light irradiated area, imaging means 20 for imaging of at least laser light irradiated area based upon the light which is received through the light incident face 21, display means 30 for displaying a result of imaging from said imaging means 20, and jetting means 40, 40A, 41, 42 for jetting an air to an area in front of said light incident face 21.Type: ApplicationFiled: June 1, 2001Publication date: December 5, 2002Inventor: Norio Daikuzono
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Patent number: 6378133Abstract: The present invention relates to a visor for intercepting laser light for medical treatment, which is worn by a surgical operator or an assistant in conducting a surgical operation or diagnosis using the laser light. The visor has a frame which is provided with a shield in such a manner that the shield covers at least both eyes, and the shield is a thin plastic molded article having a reflective film on its surface for reflecting the laser light. Said shield may be detachable from a visor main body. Said reflective film comprises a multi-layered vacuum deposited film made of silicon dioxide, for example.Type: GrantFiled: November 17, 1998Date of Patent: April 30, 2002Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 6302878Abstract: The present invention relates to a system for irradiating a living body with laser light. The system is excellent in treatment effect by enhancing the absorption efficiency of laser light at a target area of the living tissue. The system comprises a target means located on the surface or in the inside of a living tissue to be treated including a material which absorbs the laser light to generate heat; and means for irradiating said target with the laser light to generate heat.Type: GrantFiled: June 30, 1997Date of Patent: October 16, 2001Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 6224590Abstract: A laser balloon catheter for emitting in a balloon, laser lights which are transmitted through optical fibers and for irradiating the tissue with the laser lights transmitted through the balloon comprises laser light emitting means having a laser light emitting end of said optical fibers or a laser light transmittable member provided at the emitting end of the optical fibers which receives the laser lights to emit them, a first inflatable balloon provided around said light emitting means for transmitting the laser lights from said emitting means toward the tissue, a first fluid passage for supplying fluid into said first balloon to inflate the same and for discharging the fluid therefrom to deflate the same, a second inflatable balloon provided in front of said first balloon, a second fluid passage for supplying the fluid into said second balloon to inflate the same and for discharging the fluid therefrom to deflate the same.Type: GrantFiled: November 1, 1995Date of Patent: May 1, 2001Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 6221069Abstract: The present invention relates to an apparatus for medical treatment and in particular to an apparatus for medical treatment which is miniaturized to such a size that it can be used together with an endoscope and is capable of incising living tissue with less bleeding. The apparatus for medical treatment is characterized in that said apparatus includes: an outer probe which is in a form of hook; an inner probe which faces said outer probe and is capable of being in and out of contact with said inner probe in a longitudinal direction by the operator's actuation; and heating means for heating a target tissue to be treated which is disposed between said outer and inner probes.Type: GrantFiled: November 25, 1997Date of Patent: April 24, 2001Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 6024738Abstract: A laser catheter for the treatment of lesions and plaque deposits in arteries and other narrow paths having a radiation assembly affixed to a flexible conduit. The conduit generally includes multiple lumens for the passage of an optical fiber, a guide wire, a cooling medium therethrough, or fluid for inflating an angioplasty balloon. The radiation assembly is of short longitudinal profile and includes a generally spherical laser contact member retained within a housing, the latter affixed to the flexible conduit. The radiation assembly provides a dual-mode ablation/melting treatment regime. A longitudinal channel is provided through and along one side of the contact member thereby to permit guide wire positioning of the laser catheter while routing the guide wire away from the laser energy to avoid damage thereto. A balloon, in fluid communication with a catheter lumen, may be positioned rearwardly of the radiation assembly for secondary balloon angioplasty operations.Type: GrantFiled: July 11, 1997Date of Patent: February 15, 2000Assignee: Surgical Laser Technologies, Inc.Inventors: Norio Daikuzono, John Vanden Hoek, Kenneth P. Cook, Robert Bross
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Patent number: 5951542Abstract: The present invention relates to a target material which enables, for example, the blotch to be uniformly and efficiently irradiated with laser light for elimination thereof.In order to modify the living tissue by being irradiated with laser light, the liquid target including laser light absorbing powders having a particle size of not larger than 40 .mu.m, which are dispersed in a dispersing medium is applied on the surface of the living tissue. Then the surface of the tissue on which the target material is applied is irradiated with the laser light. The laser light causes the temperature of the target material to be elevated so that vaporization of the tissue occurs.Type: GrantFiled: April 1, 1996Date of Patent: September 14, 1999Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 5948008Abstract: An apparatus, for laser irradiating and vaporizing the nucleus pulposus of the lumbar intervertebral disc, comprises a hollow needle member; an optical fiber for transmitting a laser light; a lead for detecting the temperature of the nucleus pulposus. The optical fiber and the temperature detecting lead are disposed such that they pass through the needle member adjacent the nucleus pulposus. Insertion is confirmed by ultrasonic diagnosis.Type: GrantFiled: December 28, 1995Date of Patent: September 7, 1999Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 5865833Abstract: The present invention relates to an apparatus for laser treatment for treating the tissue of a human body such as herniated lumbar intervertebral disc by irradiating it with laser light for vaporizing it. The apparatus comprises a hollow needle member which is percutaneously inserted into the target tissue; an optical fiber for transmitting therethrough a laser light from a laser light generator to emit the laser light from the front end thereof; a lead for detecting the temperature of said target tissue and the vicinity thereof; and means for introducing gas which is generated due to vaporization of said irradiated tissue to the outside of the body through the inside of said needle member; and generated gas detecting means for detecting the flow speed or flow rate of the gas which is generated due to the vaporization of said target tissue. The optical fiber and the temperature detecting lead are inserted into said needle member from the base end thereof.Type: GrantFiled: November 24, 1997Date of Patent: February 2, 1999Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 5851112Abstract: A dental handpiece 1 having a laser irradiation switch 5 on a hand grip 2 portion and a bent guide tube 6A through which an optical fiber 7 for introducing laser light to its distal end is inserted, is characterized in that said laser irradiation switch 5 can be rotated around the longitudinal axis of the handpiece 1 together with a holder member 3 which is fitted on the outer periphery of the hand grip 2 and a part (2A) of the hand grip holder 2.Type: GrantFiled: July 31, 1997Date of Patent: December 22, 1998Assignee: S.L.T. Japan Co., Ltd.Inventors: Norio Daikuzono, Hidetoshi Motoori
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Patent number: 5738679Abstract: The present invention is used for irradiating the entire of nevus on the skin with laser light uniformly and efficiently to remove it.Type: GrantFiled: June 26, 1996Date of Patent: April 14, 1998Assignee: S.L.T. Japan Company LimitedInventor: Norio Daikuzono
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Patent number: 5623940Abstract: A catheter apparatus has an information detecting sensor which is capable of positively controlling an intended treatment effect at a selected position at which laser energy is irradiated, to treat conditions such as solidification or necrosis of tissue. The catheter apparatus comprises a rigid sheath formed to be safely inserted into a body cavity. A window is provided at the front end portion of the sheath to allow a movable sensor to be moved in or out through the window. A balloon means having an inflatable balloon is provided in the sheath adjacent to the sensor. The balloon means is secured to the sheath and is biased through an opening on the opposite side of the sheath toward an adjacent wall portion of the body cavity in a direction opposite to the side of the window when the balloon is inflated. The sensor is thereby projected through the window and is brought into close contact with a correspondingly adjacent portion of the cavity wall by a reaction force of the inflated balloon.Type: GrantFiled: August 2, 1994Date of Patent: April 29, 1997Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 5609591Abstract: A laser balloon catheter apparatus emits laser light, received through optical fiber, via a balloon for irradiating tissue. It includes a laser light emitting means, a coolant supply passage located in the balloon, a coolant discharge passage located in the balloon for discharging the coolant, and a coolant circulating means for supplying the coolant to the balloon through the coolant supply passage to inflate the balloon while discharging the coolant through the coolant discharge passage.Type: GrantFiled: March 9, 1995Date of Patent: March 11, 1997Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 5496307Abstract: A laser light irradiation apparatus for medical treatment by irradiating an object tissue with laser lights transmitted through an optical fiber or fibers comprises a laser light reflector provided in front of the laser light emitting end of said optical fiber for reflecting the laser lights in a lateral direction of the apparatus, a covering which covers the reflector and is capable of transmitting the laser lights at least at the side portion thereof, wherein fluid is continuously supplied to a space between the covering and said reflector.Type: GrantFiled: September 10, 1993Date of Patent: March 5, 1996Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 5481556Abstract: A cavity in which exciting lamps and a laser rod are disposed is provided in the substantially central position of the section of a cylindrical casing. A heat exchanger comprises a multiplicity of cooling fins which surround the periphery of the cavity are integrally formed of an outer wall so that air paths are formed through and between the cooling fins in an axial direction of the cylindrical casing and coolant is circulated through a space between the cavity and the outer wall. A cooling fan is disposed in the rear of said cylindrical casing for blowing air toward the heat exchanger.Type: GrantFiled: October 1, 1993Date of Patent: January 2, 1996Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 5470331Abstract: Laser light apparatus for medical treatment to permit amputations, incisions, vaporization of living tissues of an animal such as a human body, thermal therapy and the like. This apparatus consists of a laser light generator, a laser light transmissive probe system and a laser light transmitting system. The laser light transmissive probe system is provided with an opposed pair of laser light transmissive probes. The opposed pair of probes can be controlled by a medical operator so as to be moved into or out of contact with each other at their laser light emitting portions. Laser light is transmitted to the opposed pair of probes from the laser light generator through the laser light transmitting system. Then, a target area of living tissues is pinched by the opposed pair of laser light transmissive probes so as to be disposed between the opposed pair of laser light emitting portions.Type: GrantFiled: December 30, 1993Date of Patent: November 28, 1995Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono
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Patent number: 5415654Abstract: A laser balloon catheter apparatus emits laser light, received through optical fiber, via a balloon for irradiating tissue. It includes a laser light emitting means, a coolant supply passage located in the balloon, a coolant discharge passage located in the balloon for discharging the coolant, and a coolant circulating means for supplying the coolant to the balloon through the coolant supply passage to inflate the balloon while discharging the coolant through the coolant discharge passage.Type: GrantFiled: October 5, 1993Date of Patent: May 16, 1995Assignee: S.L.T. Japan Co., Ltd.Inventor: Norio Daikuzono