Patent ID: 9566089
Date: 2017-02-14
CPC Classifications: A61B

Claim:
1. An external fixation assembly for applying a compression and/or distraction force to a bone to be treated, comprising: a plurality of fixator pins, wherein each fixator pin comprises: a hollow shaft having an attachment end for connection to a supply of reduced pressure and an insertion end for inserting into bone, the shaft forming a fluid passageway that extends along a longitudinal axis of the shaft; a first section on the shaft for securing the pin in the bone; a second section on the shaft at the attachment end having a port in communication with the fluid passageway; at least one aperture that extends through a wall of the shaft in fluid communication with the passageway to transmit reduced pressure internally and externally of the shaft, wherein each fixator pin includes stem cells; at least one bar connected between a respective pair of the plurality of pins proximate the attachment ends of the pins to provide a compression and/or distraction force therebetween; and a vacuum source operably connected to the port.