The 26-year-old was operated on for a broken wrist and shrapnel in his arm – injuries sustained in the explosions shortly before the clash with Monaco in the Champions League.
- ['I will never forget the faces' - haunted Nuri Sahin gives emotional interview]
- [Islamist arrested following Dortmund bus attack]
- [What we know about Dortmund blasts: Bartra, police officer injured by 'serious devices']
"Marc Bartra will be out for around four weeks," Tuchel said on Thursday, adding that "he would play on Saturday if he could."
Read the full article on eurosport.co.uk: Marc Bartra ruled out for four weeks after surgery