Surgical access system and related methods

US8942801B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8942801-B2
Application numberUS-201414299800-A
CountryUS
Kind codeB2
Filing dateJun 9, 2014
Priority dateSep 25, 2003
Publication dateJan 27, 2015
Grant dateJan 27, 2015

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  2. Abstract

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Abstract

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A surgical access system including a tissue distraction assembly and a tissue refraction 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 before, during, and after the establishment of an operative corridor to a surgical target site.

First claim

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What is claimed is: 1. A system for forming a customized lateral, trans-psoas operative corridor along a far-lateral approach to a targeted intervertebral disc of a lumbar spine, comprising: trans-psoas dilation means for dilating a lateral, trans-psoas path in a far-lateral approach to a targeted intervertebral disc of a lumbar spine, at least a portion of the trans-psoas dilation means for dilating the lateral, trans-psoas path comprising a means for delivering an electrical sti…

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What does patent US8942801B2 cover?
A surgical access system including a tissue distraction assembly and a tissue refraction 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 before, during, and after the establishment of an operative corridor to a surgical target site.
Who is the assignee on this patent?
Nuvasive Inc
What technology area does this patent fall under?
Primary CPC classification A61B17/025. Mapped technology areas include Human Necessities.
When was this patent published?
Publication date Tue Jan 27 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).