West Ham are seeking a first win since January 1 when they welcome Southampton to the London Stadium on Saturday.
Tomas Soucek has been ruled out for around three weeks after suffering a hip injury in West Ham United's 3-2 defeat at Liverpool on Monday evening.
The clock may have gone red on the January transfer window but with the initial paperwork down, West Ham got their man by signing Jarrod Bowen late on Friday.
West Ham boss David Moyes says Tomas Soucek fits the profile of player the club need after the midfielder joined on loan from Slavia Prague.
Slavia Prague president Jaroslav Tvrdík has confirmed midfielder Tomas Soucek has been allowed to travel to West Ham United for a medical ahead of a January mov