The New Jersey Devils have placed captain Nico Hischier on injured reserve retroactive to Jan. 25, the team announced Thursday.

Devils captain Nico Hischier will be out 'week-to-week' with an undisclosed injury as New Jersey's slide continues.

NEWARK, N.J. — New Jersey Devils captain Nico Hischier is considered week to week with injury, coach Sheldon Keefe said Wednesday, hours before his team hosted Philadelphia . Hischier is out against the Flyers and figures to miss the Devils’ game Sunday at Buffalo, along with potentially another at Pittsburgh on Tuesday.

Captain Nico Hischier will miss the Devils' game against the Philadelphia Flyers on Monday night with an undisclosed injury, the team announced. Hischier returned to New Jersey for testing, so the team does not yet know the extent of the injury, coach Sheldon Keefe told reporters.

On Thursday morning, the Devils announced captain Nico Hischier was placed on injured reserve retroactive to Jan. 25. The 26-year-old sustained an undisclosed injury in the second period of the Devils game on Jan. 25 against the Montreal Canadiens. Hischier has missed the last four games and is listed as week-to-week.

When speaking to the media, New Jersey Devils head coach Sheldon Keefe revealed that captain Nico Hischier will not be in the lineup when the Devils host the Philadelphia Flyers on Wednesday night.

The Devils have placed captain Nico Hischier on the Injured Reserve list retroactively to Jan. 25 and recalled defenseman Simon Nemec from Utica of the American Hockey League. Hischier, 26, suffered an undisclosed injury late in the second period at Montreal on Jan.