US 12,349,936 B2
Patient-mounted retraction
Ralph C. Solitario, Jr., Pocasset, MA (US); Brian R. Bankoski, West Grove, PA (US); Mark Rossney, Downingtown, PA (US); Santiago Figuereo, Miami Beach, FL (US); and Robert Bohinski, Cincinnati, OH (US)
Assigned to DePuy Synthes Products, Inc., Raynham, MA (US)
Filed by DePuy Synthes Products, Inc., Raynham, MA (US)
Filed on Mar. 26, 2021, as Appl. No. 17/213,457.
Application 17/213,457 is a continuation of application No. 15/654,827, filed on Jul. 20, 2017, granted, now 10,993,739.
Application 15/654,827 is a continuation of application No. 12/784,051, filed on May 20, 2010, granted, now 9,808,281, issued on Nov. 7, 2017.
Claims priority of provisional application 61/179,924, filed on May 20, 2009.
Prior Publication US 2021/0212723 A1, Jul. 15, 2021
Int. Cl. A61B 17/02 (2006.01); A61B 17/34 (2006.01); A61B 17/70 (2006.01)
CPC A61B 17/3421 (2013.01) [A61B 2017/0256 (2013.01); A61B 2017/3419 (2013.01); A61B 17/3439 (2013.01); A61B 17/7035 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A retractor assembly configured to be attached to a bone anchor configured to attach to a target location of a patient, the retractor assembly comprising:
a retractor body defining a proximal end and a distal end spaced from the proximal end in a distal direction, the retractor body defining a first bore that is open from the proximal end to the distal end along a first axis, the retractor body further defining a mounting member formed at the distal end, the mounting member centrally disposed along a second axis that is oriented along the distal direction and is angularly offset from the first axis, the mounting member defining a second bore that extends along the second axis, wherein the second bore is offset from the first axis, the second bore defining an inner surface, wherein at least a portion of the inner surface separates the second bore from the first bore along a direction perpendicular to the second axis;
an engagement member configured to extend radially inward from the inner surface toward the second axis; and
a locking assembly configured to be attached to the bone anchor, the locking assembly comprising a retention member that is configured to engage the engagement member so as to retain the retention member within the second bore of the mounting member.