Method for cutting metal bodies in the mouth
Patent 5249964 Issued on October 5, 1993. Estimated Expiration Date: 
February 25, 2012. 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.
February 25, 2012. 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 References3821510 InventorAssigneeApplicationNo. 840556 filed on 02/25/1992US Classes:433/215METHOD OR MATERIAL FOR TESTING, TREATING, RESTORING, OR REMOVING NATURAL TEETHExaminersPrimary: O'Connor, Cary E.Attorney, Agent or FirmForeign Patent References
International ClassA61C 005/00Foreign Application Priority Data1988-12-21 FRAbstractLaser radiation having a selected wavelength and in the form of pulses having a selected pulse duration, repetition rate and energy content per pulse, is employed for performing a variety of dental and medical procedures, including cutting of enamel, dentin, cementum, dental root material, bone and metal. Cavities and openings in teeth and bones can be filled with a mixture containing hydroxyapatite and phosphoric acid, mixed together to form a paste, and the resulting mixture, after being introduced into the opening or cavity, can be cured and hardened by application of pulses of defocused laser radiation. | |
