Medical staff strapped him to a backboard and sent him to a hospital for evaluation of a possible cervical spine injury. X-rays, CT scans and MRIs were all negative, however.
"Thanks for the prayers everyone, ill be okay and will be back on the field soon ..." Wolfe tweeted Sunday, an off day for the players.
The Broncos are counting on the second-year pro who had six sacks from the tackle position as a rookie last year to help fill the void if All-Pro linebacker Von Miller loses his appeal this week and has to sit out all of September for violating the league's drug-abuse policy.
Wolfe was hurt on Seattle's first offensive drive when he was blocked on a running play during which the Seahawks' Robert Turbin gained 8 yards. Wolfe was initially cut on the play by Seattle's Luke Wilson. As Wolfe was getting back up, fullback Michael Robinson collided with Wolfe and appeared to compress his head and neck.
Bailey, who's entering his 15th NFL season, hurt his left foot. Welker, who caught an 11-yard TD pass from Peyton Manning, sprained his right ankle.
Vasquez, a guard, hurt his left knee and Bradley, a middle linebacker, injured his left wrist.
Around the league
Dolphins • Tight end Dustin Keller will miss the entire season with a knee injury he suffered during Saturday's preseason game at Houston.
Bears • Chicago signed QB Trent Edwards to a one-year contract and waived WR Jerrell Jackson. Edwards has started 33 games in a five-season career.