Shalene J. Wymer, 30, of Smethport, was seriously injured in a one-vehicle crash on Champlin Road, Keating Township July 13.
According to state police at Lewis Run, Wymer was trapped in her 2008 Chevy Impala after she rolled it onto its roof at about 2:13 a.m.
Police said she had been traveling west when her vehicle left the roadway, crossed into the east bound lane, and hit a ditch on the south side of the road.
The car became airborne and rotated about 180 degrees before landing on its roof.
She was extricated from the car by troopers and fire department personnel from Port Allegany and Smethport.
Wymer was transported to Olean General Hospital by Port Allegany Ambulance Service. Information on her condition Monday was unavailable.
The investigation is continuing.