The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 08, 2016
Filed:
Aug. 23, 2011
James Coleman Lee, San Diego, CA (US);
Benjamin Verhage, New York, NY (US);
Michael Serra, San Diego, CA (US);
Troy D. Woolley, Erie, CO (US);
Brian Snider, San Diego, CA (US);
Matthew Schwartz, San Diego, CA (US);
James Coleman Lee, San Diego, CA (US);
Benjamin VerHage, New York, NY (US);
Michael Serra, San Diego, CA (US);
Troy D. Woolley, Erie, CO (US);
Brian Snider, San Diego, CA (US);
Matthew Schwartz, San Diego, CA (US);
NUVASIVE, INC., San Diego, CA (US);
Abstract
A surgical access system comprising a tissue dilation assembly and a tissue retraction assembly, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures. A retractor assembly for creating an operative corridor to a spinal surgical target site is disclosed, comprising: a retractor body and a plurality retractor blades extending generally perpendicularly to the retractor body, the retractor body being operable to separate the at plurality of retractor blades relative to each; and a supplemental retractor blade assembly attachable to at least two of the plurality of retractor blades, the supplemental retractor blade assembly comprising an elongated supplemental retractor blade and a crossbar connector, the crossbar connector configured to be attached to said at least two retractor blades while engaging the supplemental retractor blade.