Surgical access system and related methods
US9795367B1 · kind B1 · utility
51Cited by
111References
24Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 29, 2012 |
| Grant date | Oct 24, 2017 |
| Priority date | — |
| Expiry date | Dec 25, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/065
- WIPO fieldMedical technology
- WIPO sectorInstruments
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 and one or more pressure sensors for determining and monitoring pressure on neural structures near the tissue dilation assembly or the tissue retraction assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.