Laser knife
Patent 4266547 Issued on May 12, 1981. Estimated Expiration Date: 
May 12, 1998. 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.
May 12, 1998. 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 3051166 3068739 3123066 3417745 3762400 3821510 3865113 3865114 Apparatus for modulating a high energy beam Electrical apparatus for treating affected part in a coeloma InventorAssigneeApplicationNo. 05/904468 filed on 04/10/1978US Classes:606/15, With optical fiber219/121.67, Cutting219/121.79Path adjustmentExaminersPrimary: Michell, Robert W.Assistant: Rose, Arthur S. Attorney, Agent or FirmInternational ClassesA61B 18/22 (20060101)A61B 18/20 (20060101) B23K 26/02 (20060101) B23K 26/067 (20060101) B23K 26/06 (20060101) Foreign Application Priority Data1977-05-16 JPAbstractA laser knife comprises a tubular member adapted to be inserted into the coeloma by passing through the forceps channel of an endoscope, a laser radiation emitter and acceptor disposed in opposing relationship with each other on the distal end of the tubular member, a laser radiation transmission member for conveying laser radiation to the emitter, a laser oscillator for supplying laser radiation to the transmission member for the purpose of cauterizing an affected part, and means for conveying laser radiation impinging on the acceptor to the outside of a physical body subsequent to the completion of cautery.Other References
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