The Herald has reported the incident happened at the Matamata McDonald's branch on Firth Street.
The police confirmed someone at a commercial address in Matamata had got their hand/arm stuck in a rubbish compactor early on Sunday morning.
Hato Hone St John said it was notified of the incident at 1.36am, and took one person to Waikato Hospital in a moderate condition.
The police said WorkSafe had been notified.