FI82370C - Operationshuvud för en laseranordning - Google Patents

Operationshuvud för en laseranordning Download PDF

Info

Publication number
FI82370C
FI82370C FI875777A FI875777A FI82370C FI 82370 C FI82370 C FI 82370C FI 875777 A FI875777 A FI 875777A FI 875777 A FI875777 A FI 875777A FI 82370 C FI82370 C FI 82370C
Authority
FI
Finland
Prior art keywords
operating head
tip
laser
laser device
angle
Prior art date
Application number
FI875777A
Other languages
English (en)
Finnish (fi)
Other versions
FI875777A (fi
FI82370B (fi
FI875777A0 (fi
Inventor
Esa Viherkoski
Matti Kaipiainen
Original Assignee
Lasermatic Oy
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 Lasermatic Oy filed Critical Lasermatic Oy
Priority to FI875777A priority Critical patent/FI82370C/sv
Publication of FI875777A0 publication Critical patent/FI875777A0/fi
Priority to GB8828337A priority patent/GB2214084A/en
Publication of FI875777A publication Critical patent/FI875777A/fi
Application granted granted Critical
Publication of FI82370B publication Critical patent/FI82370B/fi
Publication of FI82370C publication Critical patent/FI82370C/sv

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
    • 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)
  • Surgery (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Electromagnetism (AREA)
  • Medical Informatics (AREA)
  • Otolaryngology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Laser Surgery Devices (AREA)
  • Radiation-Therapy Devices (AREA)

Claims (4)

1. Operationshuvud (1) till en laseranordning för utförning av operationssnitt, tili vilken laser- 5 anordning hör en laserkälla (2) samt en optisk ledare (3) för ledning av lasersträlen frän laserkällan tili operationshuvudet, vilket operationshuvud är tillverkat av optiskt transparent fast ämne och avsmalnar tili en platt spets (4), kännetecknat därav, att 10 operationshuvudets (1) spets (4) i genomskärning i huvudsak har formen av en ellips, spetsens skärningskant är i skärningsriktningen rundformad och spetsens (4) skärningskants genomskärning är rundformad.
2. Operationshuvud enligt patentkrav 1 , k ä n-15 netecknat därav, att operationshuvudets (1) spets (4) tjockleks (T) förhällande till dess bredd (B) T : B är 4 : 5 - 1 : 10.
3. Operationshuvud enligt patentkrav 1 eller 2, kännetecknat därav, att operationshuvudets 20 (1) spets (4) vasshet dvs. bettets kants krökningsradie (r) är av storleksordningen n * 10-® mm, varvid n är större än eller likamed 1.
4. Operationshuvud enligt nägot av kraven 1-3, kännetecknat därav, att operationshuvu- 25 dets (1) basända (5) i huvudsak är rund.
FI875777A 1987-12-30 1987-12-30 Operationshuvud för en laseranordning FI82370C (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI875777A FI82370C (sv) 1987-12-30 1987-12-30 Operationshuvud för en laseranordning
GB8828337A GB2214084A (en) 1987-12-30 1988-12-05 Operating head for a laser apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI875777 1987-12-30
FI875777A FI82370C (sv) 1987-12-30 1987-12-30 Operationshuvud för en laseranordning

Publications (4)

Publication Number Publication Date
FI875777A0 FI875777A0 (fi) 1987-12-30
FI875777A FI875777A (fi) 1989-07-13
FI82370B FI82370B (fi) 1990-11-30
FI82370C true FI82370C (sv) 1991-03-11

Family

ID=8525643

Family Applications (1)

Application Number Title Priority Date Filing Date
FI875777A FI82370C (sv) 1987-12-30 1987-12-30 Operationshuvud för en laseranordning

Country Status (2)

Country Link
FI (1) FI82370C (sv)
GB (1) GB2214084A (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3145379B2 (ja) * 1989-06-30 2001-03-12 株式会社エス・エル・ティ・ジャパン レーザ導光プローブ
EP0441040A3 (en) * 1990-01-30 1991-11-27 C.R. Bard, Inc. Laser catheter having diffraction grating for beam shaping
US5879346A (en) * 1995-12-18 1999-03-09 Esc Medical Systems, Ltd. Hair removal by selective photothermolysis with an alexandrite laser
GB2308307A (en) * 1995-12-18 1997-06-25 Laser Ind Ltd Depilating laser

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1086172A (en) * 1975-03-14 1980-09-23 Robert F. Shaw Surgical instrument having self-regulating radiant heating of its cutting edge and method of using the same
US4126136A (en) * 1976-02-09 1978-11-21 Research Corporation Photocoagulating scalpel system
GB2139500B (en) * 1983-05-14 1986-07-30 Hpw Ltd Surgical laser knives
GB8428411D0 (en) * 1984-11-09 1984-12-19 Micra Ltd Laser knives
GB2182565A (en) * 1985-11-08 1987-05-20 Micra Ltd Surgical knives
US4736743A (en) * 1986-05-12 1988-04-12 Surgical Laser Technology, Inc. Vaporization contact laser probe
US4729373A (en) * 1986-12-18 1988-03-08 Peyman Gholam A Laser-powered surgical device with a vibrating crystalline tip

Also Published As

Publication number Publication date
GB2214084A (en) 1989-08-31
FI875777A (fi) 1989-07-13
FI82370B (fi) 1990-11-30
FI875777A0 (fi) 1987-12-30
GB8828337D0 (en) 1989-01-05

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: LASERMATIC OY