Proximal temporary fixation with K-wires. Proximal temporary fixation with K-wires. View the embedded image gallery online at: https://www.zbinetworkemea.com/fracture/index.php/treatment-example/vancouver-c-simple/item/131-preliminary-fixation#sigProId934bbf1227 Preliminary Fixation After the plate is inserted it is fixed temporarily with K-wires proximally and distally. Avoid hitting the prosthesis with the K-wire.