Electrosurgical grounding pad
Patent 4267840 Issued on May 19, 1981. Estimated Expiration Date: 
January 8, 1999. 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.
January 8, 1999. 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 1989282 3542010 Electrodes Disposable medical electrode Electrodes and materials therefor Disposable electrode Patent #: 4066078 InventorsApplicationNo. 06/001503 filed on 01/08/1979US Classes:606/32, Electrical application607/152Flexible sheet or resilient padExaminersPrimary: Cohen, Lee S.Attorney, Agent or FirmInternational ClassesA61B 18/14 (20060101)A61B 18/16 (20060101) A61N 1/04 (20060101) AbstractA grounding electrode useful in electrosurgery and easily contoured to body surfaces which comprises a flexible, perforated metal sheet, the lower side of which is coated with a conductive adhesive and the upper side of which is adhesively secured to a fenestrated film, said fenestrated film being adhesively secured to an open cell polymeric foam, and a conductive snap or button for conducting an electrical current secured to said metal sheet and extending through said fenestrated film and said polymeric foam.Preferably, the metal sheet is aluminum foil, the conductive adhesive is a quaternary polymer and said open cell foam is polyurethane. | |
