Needham and the Dolphins agreed to a one-year contract Wednesday, Barry Jackson of the Miami Herald reports.
Needham (Achilles) is active ahead of Sunday's game against the Patriots.
Miami activated Needham (Achilles) from its reserve/PUP list Tuesday.
The Dolphins placed Needham (Achilles) on the reserve/PUP list Tuesday.
Needham (Achilles) was placed on the Active/PUP list Thursday, Aaron Wilson of KPRC 2 Houston reports.
Needham (Achilles) was seen running off to the side at Tuesday's OTAs practice, Joe Schad of The Palm Beach Post reports.
Needham (Achilles) is expected to get out of his boot in a month, Cameron Wolfe of NFL Network reports.
Miami placed Needham (Achilles) on injured reserve Wednesday.
Needham tore his Achilles during Sunday's 24-16 loss to the Vikings, Ian Rapoport of NFL Network reports.
Needham (ankle) was ruled out for the remainder of Sunday's game against the Vikings.