It was at the beginning of the match that Jimenez headed in with Arsenal's David Luiz and both players were knocked out lying on the lawn.
Jimenez had the hardest time.
He received oxygen and treatment on the pitch in the match, which was ten minutes late before he was taken away from the pitch by stretcher to an ambulance for transport to hospital for surgery and further examinations.
"He has since been with his girlfriend Daniela and is now resting.
He will remain for observation for a couple of days, "Wolverhampton wrote in a statement.
Coach: "Panicked, panicked, panicked"
Wolver's coach Nuno Espirito Santo was taken.
- You hear them shouting "red code".
It was a terrible moment.
What was my reaction?
Panik, panik, panik.
One could see from the reactions of the teammates that it was a serious incident.
It was terrible and horrible, says Santo according to the BBC.
A disillusioned Luiz was bandaged and continued to play the first half before being replaced by the second.
Wolverhampton won the match 2-1 and are sixth in the Premier League while Arsenal started shakily and are only 14th.