I am not sure which 'staff' you refer to. If you mean those who work closely with the pope to assist him as heads of various offices in the Vatican, they are called the 'curia.' If you mean the bishop's staff he sometimes carries as the bishop of Rome, it is called a 'crosier.'
A bishop's staff is called a crosier.
A Bishop's staff is called a Crosier. It is a hooked staff used as a symbol of the Bishop's pastoral and teaching authority in the church.
The staff is called a crozier and is part of the "uniform" for any bishop. It represents a shepherd's staff as the bishop is the sheperd of his flock, or diocese.
Crosier is the name of the bishop or pope's staff.
The pope does not have a scepter. He carries a crozier, the bishop's staff, which is a symbol of his office as bishop of Rome. All bishops have a crozier. It resembles the shepherd's crook.
St. Nicholas is shown with the bishop's staff or crozier.
The Episcopal Bishop's hat is called a miter. It is the same hat, miter, that a Roman Catholic Bishop wears. Along with the staff he carries, the miter symbolizes the Bishop's authority and position within the church. Otherwise, he (or she) is just a normal everyday person. Bishops do not wear the miter unless in preparation for official church business.
A bishop carries a Crozier (also may be spelled Crosier). A Crozier is shaped like a shepherd's crook. A bishop the head of a diocese bears this staff as "shepherd of the flock of God", e.g. particularly the community under his canonical jurisdiction, called a diocese (which is a group of parishes).
The tall hat used by bishops of the Latin rite during the celebration of the Mass and certain other ceremonies is called a "miter." There are other types of headcoverings as well, like the galero, saturno, and zucchetto.
If you mean the staff of people who assist the pope, they are known as the Roman Curia. If you are referring to the staff he carries when presiding at liturgical events, that is called a crozier. A crozier is carried by any bishop.All Bishops are invested with a Crozier.
It is called a crosier