MONTGOMERY COUNTY, Texas (KTRK) -- Over a year after hidden cameras were discovered at Memorial Hermann The Woodlands Medical Center, the former employee responsible is facing prison time.

Robert Shrader, 41, pleaded guilty on Wednesday to seven felony counts of invasive visual recording in a bathroom or dressing room, according to the Montgomery County District Attorney's Office.

Shrader was sentenced to four years in prison after the court ordered two maximum two-year sentences, the DA's office said.