Soft tissue protector for use in oral and maxillofacial surgery
Patent 4616634 Issued on October 14, 1986. Estimated Expiration Date: 
March 7, 2005. 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.
March 7, 2005. 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 ReferencesOphthalmic prosthesis implant instrument Patent #: 4147167 InventorAssigneeApplicationNo. 06/709226 filed on 03/07/1985US Classes:600/210, With special blade or retracting surface structure600/237MouthExaminersPrimary: Eskovitz, Jay N.Attorney, Agent or FirmInternational ClassA61B 17/02 (20060101)AbstractA unitary instrument for protection and retraction of the soft tissues of the oral cavity during oral and maxillofacial surgery has a central handle part and active blade parts extending from the ends of the handle parts at different curvatures, with oppositely and differently curved blade extremities for adaptation to the relatively inaccessible areas of the maxillofacial region. | |
