Miami Dolphins quarterback Ray Lucas was hurt in Sunday's 38-21 loss at Buffalo, but regular starter Jay Fiedler replaced him. Fiedler is expected to be ready to start next week.
Lucas was diagnosed with a nerve injury in his neck after he was hit on a blitz by linebacker Keith Newman and fell forward into Dolphins tackle Todd Wade early in the third quarter.
New Orleans quarterback Aaron Brooks left the Saints' 23-20 win over Tampa Bay on the final series with a bruised right arm. Jake Delhomme, who replaced him, completed a 10-yard third-down pass that clinched the game.
Chargers defensive tackle Jamal Williams dislocated his left ankle and will miss the rest of the season.
Bears' starting running back, Anthony Thomas broke his right index finger in the first half.
Marshall Faulk, who missed the last two games with a sprained right ankle and a strained tendon in his left foot, ran for 29 yards on nine carries in the Rams' 10-3 loss to the Eagles. St. Louis lost All-Pro tackle Orlando Pace to a hamstring injury.
The Colts' Edgerrin James sat out the final few series of Indianapolis' 19-3 win over Houston after irritating his injured right ankle.
Denver Broncos kick returner Scottie Montgomery complained of numbness in his neck after he was carted off the field in the fourth quarter against the Chargers, but tests were negative and he flew home with his team.
Jerome Bettis played the second half against Jacksonville with a broken nose, but still finished with 86 yards.
Giants middle linebacker Mike Barrow left in the third quarter of an overtime loss to Tennessee with a concussion, while Titans cornerback Samari Rolle injured a shoulder.
Bengals safety Lamont Thompson sprained his neck in the second half of a loss to Baltimore.
Browns WR/KR Dennis Northcutt sprained his right knee late in the first half of a loss to Carolina. He left the stadium on crutches.
Atlanta running back Warrick Dunn left in the second quarter against Minnesota with a sprained right ankle.