GB2244650B - Laser tip - Google Patents

Laser tip

Info

Publication number
GB2244650B
GB2244650B GB9012851A GB9012851A GB2244650B GB 2244650 B GB2244650 B GB 2244650B GB 9012851 A GB9012851 A GB 9012851A GB 9012851 A GB9012851 A GB 9012851A GB 2244650 B GB2244650 B GB 2244650B
Authority
GB
United Kingdom
Prior art keywords
laser tip
laser
tip
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9012851A
Other versions
GB9012851D0 (en
GB2244650A (en
Inventor
Koh Wakamatsu
Shigeru Goto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osada Research Institute Ltd
Original Assignee
Osada Research Institute Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Osada Research Institute Ltd filed Critical Osada Research Institute Ltd
Priority to GB9012851A priority Critical patent/GB2244650B/en
Priority to CH1987/90A priority patent/CH681357A5/de
Priority to DE4019220A priority patent/DE4019220C2/en
Publication of GB9012851D0 publication Critical patent/GB9012851D0/en
Publication of GB2244650A publication Critical patent/GB2244650A/en
Application granted granted Critical
Publication of GB2244650B publication Critical patent/GB2244650B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
    • A61B18/28—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor for heating a thermal probe or absorber
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/3616—Holders, macro size fixtures for mechanically holding or positioning fibres, e.g. on an optical bench
    • G02B6/3624—Fibre head, e.g. fibre probe termination
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4296—Coupling light guides with opto-electronic elements coupling with sources of high radiant energy, e.g. high power lasers, high temperature light sources

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Laser Surgery Devices (AREA)
GB9012851A 1990-06-08 1990-06-08 Laser tip Expired - Fee Related GB2244650B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9012851A GB2244650B (en) 1990-06-08 1990-06-08 Laser tip
CH1987/90A CH681357A5 (en) 1990-06-08 1990-06-13
DE4019220A DE4019220C2 (en) 1990-06-08 1990-06-15 Laser tip

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9012851A GB2244650B (en) 1990-06-08 1990-06-08 Laser tip

Publications (3)

Publication Number Publication Date
GB9012851D0 GB9012851D0 (en) 1990-08-01
GB2244650A GB2244650A (en) 1991-12-11
GB2244650B true GB2244650B (en) 1994-08-31

Family

ID=10677318

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9012851A Expired - Fee Related GB2244650B (en) 1990-06-08 1990-06-08 Laser tip

Country Status (3)

Country Link
CH (1) CH681357A5 (en)
DE (1) DE4019220C2 (en)
GB (1) GB2244650B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5348552A (en) * 1991-08-30 1994-09-20 Hoya Corporation Laser surgical unit
US5755850A (en) * 1992-09-24 1998-05-26 Iowa State University Research Foundation Method of making a surgical laser fiber from a monolithic silica titania glass rod
US5868734A (en) * 1995-11-29 1999-02-09 Iowa State University Research Foundation, Inc. Methods of using silica-titania clad fibers

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4736743A (en) * 1986-05-12 1988-04-12 Surgical Laser Technology, Inc. Vaporization contact laser probe
US4832979A (en) * 1986-11-21 1989-05-23 Masahiko Hoshino Process for preparing laser knife

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3528531A1 (en) * 1985-08-08 1987-02-19 Nk Optik Ges Fuer Elektro Opti Application probe of a photocoagulator and process for its production

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4736743A (en) * 1986-05-12 1988-04-12 Surgical Laser Technology, Inc. Vaporization contact laser probe
US4832979A (en) * 1986-11-21 1989-05-23 Masahiko Hoshino Process for preparing laser knife

Also Published As

Publication number Publication date
GB9012851D0 (en) 1990-08-01
GB2244650A (en) 1991-12-11
DE4019220C2 (en) 2001-03-08
CH681357A5 (en) 1993-03-15
DE4019220A1 (en) 1991-12-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990608