US 11,937,797 B2
Method and devices for a sub-splenius/supra-levator scapulae surgical access technique
William C. Horton, Duxbury, MA (US); John Riley Hawkins, Cumberland, RI (US); Christopher L Ramsay, West Wareham, MA (US); Edward B. Zalenski, Lakeville, MA (US); Alexander Grinberg, Newton, MA (US); Hassan Serhan, South Easton, MA (US); and Ernest Quintanilha, Norton, MA (US)
Assigned to DePuy Synthes Products, Inc., Raynham, MA (US)
Filed by DePuy Synthes Products, Inc., Raynham, MA (US)
Filed on Jan. 2, 2020, as Appl. No. 16/733,016.
Application 16/733,016 is a continuation of application No. 15/469,912, filed on Mar. 27, 2017, granted, now 10,695,093.
Application 15/469,912 is a continuation of application No. 13/627,294, filed on Sep. 26, 2012, granted, now 9,622,779, issued on Apr. 18, 2017.
Claims priority of provisional application 61/663,074, filed on Jun. 22, 2012.
Claims priority of provisional application 61/552,433, filed on Oct. 27, 2011.
Prior Publication US 2020/0179007 A1, Jun. 11, 2020
Int. Cl. A61B 17/02 (2006.01); A61B 1/06 (2006.01); A61B 1/32 (2006.01); A61B 17/06 (2006.01); A61B 17/56 (2006.01); A61B 90/30 (2016.01)
CPC A61B 17/0218 (2013.01) [A61B 1/06 (2013.01); A61B 1/32 (2013.01); A61B 17/06066 (2013.01); A61B 17/06166 (2013.01); A61B 17/56 (2013.01); A61B 90/30 (2016.02); A61B 2017/0225 (2013.01); A61B 17/06 (2013.01); A61B 2090/309 (2016.02)] 3 Claims
OG exemplary drawing
 
1. A medical retraction instrument comprising:
a retractor comprising an inner surface and a convex outer surface; and
a light source adjacent to the inner surface of the retractor and adapted to transmit light to the inner surface of the retractor;
wherein the medical retraction instrument is configured to retract a patient's skin away from a selected tissue in a working environment and create an operative space,
wherein the light source comprises at least one LED located between the inner surface and the convex outer surface,
wherein at least a portion of the inner surface is configured to illuminate the operative space by dispersing the light transmitted to the inner surface of the retractor by the light source, and
wherein the inner surface further comprises a reflective surface configured to disperse light emitted by the light source.