Patent ID: 8206293
Filing Date: 2012-06-26
Classification: A61B

Abstract:
1. A surgical retractor, comprising: a main body having a main body plane; a right track assembly connected to the right side of the main body and configured to be movable inwardly and outwardly with respect to the main body; a left track assembly connected to the left side of the main body and configured to be movable inwardly and outwardly with respect to the main body; a right blade assembly comprising a right upper blade assembly connected to a right lower blade assembly; the right blade assembly connected to the right track assembly such that right blade assembly moves when the right track assembly moves; the right upper blade assembly including a first blade support and a first removable blade connected to the first blade support such that the first removable blade extends perpendicularly to the main body plane; the right lower blade assembly includes a second blade support and a second removable blade connected to the second blade support such that the second removable blade extends perpendicularly to the main body plane; a left blade assembly comprising a left upper blade assembly connected to a left lower blade assembly; the left blade assembly connected to the left track assembly such that the left blade assembly moves when the left track assembly moves; the left upper blade assembly including a third blade support and a third removable blade connected to the third blade support such that the third removable blade extends perpendicularly to the main body plane in which the left blade assembly lies; the left lower blade assembly includes a fourth blade support and a fourth removable blade connected to the fourth blade support such that the fourth removable blade extends perpendicularly to the main body plane in which the left blade assembly lies; wherein the right upper blade assembly includes a right mounting arm having a longitudinal axis and the right lower blade assembly is movable inwardly and outwardly with respect to the right upper blade along the longitudinal axis of the right mounting arm; and wherein the left upper blade assembly includes a left mounting arm having a longitudinal axis and the left lower blade assembly is movable inwardly and outwardly with respect to the left upper blade along the longitudinal axis of the left mounting arm.