The President was 'assisted' with his speech. = The President was 'assisted' in writing his speech.
a doctor who has been involved in several 'assisted suicides'
Another doctor 'assisted' him with the operation.
(..) Dr. Fassbach wouldn't last a night in. Gerry, a handful of SEALs will go with you as security force. No. My guys will get you in, you assist the doctor, pursue any leads, my guys will get you out. We do the heavy lifting. I can't help you. I can't leave my family. Take a look around here, Mr. Lane. (..)2013 World War Z