Laser hand piece
Patent 4608980 Issued on September 2, 1986. Estimated Expiration Date: 
April 13, 2004. 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.
April 13, 2004. 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 ReferencesEndoscopes Laser endoscope Multichannel endoscope Interchangeable camera lens assembly Contra angle handpiece for dental treatment by laser beams Nasal endoscopes Patent #: 4517962 InventorAssigneeApplicationNo. 06/599762 filed on 04/13/1984US Classes:606/16, With optical fiber606/18MirrorExaminersPrimary: Coven, Edward M.Assistant: Hindenburg, Max Attorney, Agent or FirmInternational ClassesA61C 1/00 (20060101)A61B 18/22 (20060101) A61B 18/20 (20060101) A61B 17/00 (20060101) AbstractA laser hand piece comprises a shank on which is attached the light emitting end of a laser transmission means, a head having a laser light reflecting means and a laser light converging means and a head attachment means for releasably attaching the head to the leading end of the shank. A suitable head is selected from the group comprising heads having an optical means of a different focal length, heads provided with optical means for emitting the laser light in different directions and heads provided with a water supply means and/or air supply means. Therefore, depending upon an affected or diseased part of a body to be treated or operated, a suitable head can be selected and releasably attached to the shank by an operator. | |
