A total knee replacement (TKR) is a complex procedure that requires an orthopedic surgeon to make precise measurements and skillfully remove the diseased portions of your bone, in order to shape the remaining bone to accommodate the knee implant.
1 A registered voter may vote in any party primary regardless of his own party affiliation. 2  When voters do not register with a party before the primary, it is called a pick-a-party primary because the voter can select which party's primary he or she wishes to vote in on election day. primary election is an election that narrows the field of candidates before an election for office. Primary elections are one means by which a political party or a political alliance nominates candidates for an upcoming general election or by-election.
In the United States, other types can be differentiated: 1  Closed primary. People may vote in a party's primary only if they are registered members of that party prior to election day. 2  Semi-closed. As in closed primaries, registered party members can vote only in their own party's primary. 3  Open primary.