Surgical retractor assembly
Patent 4254763 Issued on March 10, 1981. Estimated Expiration Date: 
June 7, 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.
June 7, 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 2013892 2586488 2594086 3394700 3572326 3810462 Surgical retractor Surgical retractor adjustable mounting apparatus Patent #: 4099521 InventorsAssigneeApplicationNo. 06/046534 filed on 06/07/1979US Classes:600/230, Special table clamp600/228, Having supporting arm600/231, Supporting frame600/234Handle-holder cooperating meansExaminersPrimary: Yasko, John D.Attorney, Agent or FirmInternational ClassA61B 17/02 (20060101)AbstractA surgical retractor assembly includes a support post having a lower portion and an upper portion, with the lower portion having an adjustable clamp for attaching the post to a rail provided on a surgical operating table. This clamp is capable of attachment to the rail over a flexible surgical drape. A screw mechanism is associated with the clamp so that the clamp can be attached and adjusted by the operator in an area above the rail on the surgical table. An extension rod is adjustably connected to the post and is adapted to extend in a direction generally over a patient on the operating table. A rigid ring member is connected to the extension rod for positioning a plurality of retractor blades for use on a patient. At least one retractor blade is mounted on the ring member. | |
