Suction nerve root retractor
First Claim
1. A suction retractor adapted for retraction of a nerve root during surgery, comprisinga suction tube having an interior and exterior diameter, and a suction end and a base end,a retractor member having a tubular portion slidably positioned over said suction tube, said tubular portion having a base end toward the base end of the suction tube and a remote end remote from the base end of the suction tube, and having an interior diameter slightly larger than the exterior diameter of the suction tube such that said tubular portion is axially and rotatably slidable on said suction tube by manual pressure and yet sufficiently tight that it frictionally engages said suction tube and does not move except by said manual pressure,said retractor member having a spatula portion extending from the remote end of said tubular portion axially away from the base end of the tubular portion and radially away from the suction end of the suction tube,said spatula portion adapted to permit the retraction of a nerve root during surgery.
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Accused Products
Abstract
There is disclosed according to the invention a suction retractor for retraction of a nerve root during surgery, comprising a suction tube having an interior and exterior diameter, and a suction end and a base end, a retractor member having a tubular portion slidably positioned over the suction tube, said tubular portion having an interior diameter slightly larger than the exterior diameter of the suction tube such that the tubular portion is axially and rotatably slidable on the suction tube by manual pressure and yet sufficiently tight that it frictionally engages the suction tube and does not move except by said manual pressure, the retractor member having a spatula portion extending from said tubular portion axially toward and radially away from the suction end of the suction tube, the spatula portion adapted to permit the retraction of a nerve root during surgery.
54 Citations
11 Claims
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1. A suction retractor adapted for retraction of a nerve root during surgery, comprising
a suction tube having an interior and exterior diameter, and a suction end and a base end, a retractor member having a tubular portion slidably positioned over said suction tube, said tubular portion having a base end toward the base end of the suction tube and a remote end remote from the base end of the suction tube, and having an interior diameter slightly larger than the exterior diameter of the suction tube such that said tubular portion is axially and rotatably slidable on said suction tube by manual pressure and yet sufficiently tight that it frictionally engages said suction tube and does not move except by said manual pressure, said retractor member having a spatula portion extending from the remote end of said tubular portion axially away from the base end of the tubular portion and radially away from the suction end of the suction tube, said spatula portion adapted to permit the retraction of a nerve root during surgery.
Specification