Cynthia J Chang

US Patent:

20070173837, Jul 26, 2007

Filed:

Nov 16, 2006

Appl. No.:

11/560770

Inventors:

Elaine Chan - Sugar Land TX, US
Peter Yang - Silver Spring MD, US
Alex Gordon - Kenilworth IL, US
Eric Vu - Sugar Land TX, US
Cynthia Chang - Auburn AL, US
Michael Liebschner - Pearland TX, US

Assignee:

William Marsh Rice University - Houston TX

International Classification:

A61F 2/30

US Classification:

606063000

Abstract:

A bone fixation and dynamization device comprising a first member having a first end and a second end; a second member having a first end and a second end, wherein the first end of the second member is coupled to the second end of the first member body, wherein the first member is linearly moveable relative to the second member; an actuator coupled to the first member; a feedback controller coupled to the actuator; an elongate rod having an actuator end coupled to the actuator and a fixed end fixed to the second member, wherein the actuator is operable to move the rod and the second member linearly relative to the first member responsive to the feedback controller; at least one bone engagement pin extending from the first member; and at least one bone engagement pin extending from the second member.