U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Method for laser surgery

Patent 5125922 Issued on June 30, 1992. Estimated Expiration Date: Icon_subject June 30, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Laser knife
Patent #: 4240431
Issued on: 12/23/1980
Inventor: Komiya

Laser knife
Patent #: 4249533
Issued on: 02/10/1981
Inventor: Komiya

Laser knife
Patent #: 4266547
Issued on: 05/12/1981
Inventor: Komiya

Method for cutting and coagulating tissue
Patent #: 4273127
Issued on: 06/16/1981
Inventor: Auth ,   et al.

Device for detecting a leak of laser
Patent #: 4311142
Issued on: 01/19/1982
Inventor: Machida

Apparatus for and method of utilizing energy to excise pathological tissue
Patent #: 4469098
Issued on: 09/04/1984
Inventor: Davi

Method and apparatus for delivering laser energy for ophthalmic use
Patent #: 4520816
Issued on: 06/04/1985
Inventor: Schachar ,   et al.

Laser instrument
Patent #: 4580558
Issued on: 04/08/1986
Inventor: Cabrera ,   et al.

Surgical knives
Patent #: 4627435
Issued on: 12/09/1986
Inventor: Hoskin

Ophthalmic laser surgical method Patent #: 4633866
Issued on: 01/06/1987
Inventor: Peyman ,   et al.

Inventors

Application

No. 085798 filed on 08/17/1987

US Classes:

606/3, With particular wavelength606/2, Light application606/10, Systems606/13, Applicators606/14, Placed in body606/17, With beam shaping or redirecting (e.g., lens)607/89Laser application

Examiners

Primary: Shay, David M.

Attorney, Agent or Firm

Foreign Patent References

  • 2809007 DE 09/13/1979
  • 8501445 WO 04/13/1985

International Class

A61N 005/06

Abstract

Method and apparatus for tissue cutting and cauterizing using a YAG laser and an optical fiber. YAG laser outputs at wavelengths of 1.06 and 1.3 microns are used for tissue cauterizing and cutting, respectively. In one embodiment, a multimode laser with means for switching the laser output between the two wavelengths is utilized; in another embodiment, individual lasers operating at the respective wavelengths are utilized.

Other References

  • Laser Surgery, edited by Issac Kaplan, Jerusalem Academic Press 1976 p. 150
  • Laser Handbook vol. 1 edited by F. T. Arecchi and E. O. Schulz-Dubois pp. 356-362
  • Lasers Cut A Swath In Surgical and Medical Applications, IEEE Spectrum, Mar. 1985, pp. 82-87 (entire article
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