PFA again calls for temporary head-injury substitutes after Robin Koch incident

The Professional Footballers’ Association has called again for the introduction of temporary substitutions for head injuries after Leeds’ Robin Koch was allowed to play on against Manchester United on Sunday.

Koch was left covered in blood after a clash with Scott McTominay early in the match but returned to the pitch with his head bandaged before going down again and finally being taken off.

Football Association guidelines state that any player that sustains a suspected concussion should immediately be removed from the pitch, and extra permanent substitutions are allowed in such cases.

But the PFA believes temporary substitutions to allow players to be fully evaluated before a decision is made about them returning to play are needed.

The organisation said in a statement on Twitter: “The injury to Leeds United’s Robin Koch demonstrates again that the current concussion protocols within football are failing to prioritise player safety.

“The ‘if in doubt, sit them out’ protocol is not being applied consistently within the pressurised environment of elite competitive football.

“We see frequent incidents of players returning to play with a potential brain injury, only to be removed shortly afterwards once symptoms visibly worsen.

“As the representative voice of players in England, we have been clear to @TheIFAB that we want to see the introduction of temporary concussion substitutes.

“Temporary concussion substitutes will allow medical teams additional time and an appropriate environment to make an initial assessment.

“Introducing temporary substitutes would allow a match to restart with neither side numerically disadvantaged, reducing pressure on players and medical teams to make quick decisions on whether an injured player