US 12,465,343 B2
Tissue retraction system
Byron Riemhofer, San Diego, CA (US); Andrew Morris, San Diego, CA (US); and Steven Lillig, San Diego, CA (US)
Assigned to NuVasive, Inc., San Diego, CA (US)
Filed by NuVasive, Inc., San Diego, CA (US)
Filed on Sep. 30, 2022, as Appl. No. 17/957,530.
Application 17/957,530 is a continuation of application No. 16/905,903, filed on Jun. 18, 2020, granted, now 11,547,395.
Claims priority of provisional application 62/863,224, filed on Jun. 18, 2019.
Prior Publication US 2023/0029873 A1, Feb. 2, 2023
Int. Cl. A61B 17/02 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/0206 (2013.01) [A61B 17/0218 (2013.01); A61B 2017/00367 (2013.01); A61B 2017/00477 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A tissue retractor system comprising:
a plurality of retractor blades,
a drive shaft operably connected to the plurality of retractor blades, and
a single input source configured to transfer force exerted by a user to the drive shaft resulting in movement of one or more retractor blades of the plurality of retractor blades, wherein the single input source comprises:
a plurality of linking members including a first linking member and a second linking member; and
a selector configured to select the one or more retractor blades of the plurality of retractor blades to move when force is exerted upon the single input source by the user, and rotate about an axis and engage the first linking member to cause the first linking member to interlock with the second linking member.