US 9,808,264 B2
Hinged microfracture awls
Reed Estes, Birmingham, AL (US); Patrick Schexnailder, Birmingham, AL (US); and Robert Hergenrother, Birmingham, AL (US)
Assigned to THE UAB RESEARCH FOUNDATION, Birmingham, AL (US); and SOUTHERN RESEARCH INSTITUTE, Birmingham, AL (US)
Appl. No. 15/311,558
Filed by THE UAB RESEARCH FOUNDATION, Birmingham, AL (US); and SOUTHERN RESEARCH INSTITUTE, Birmingham, AL (US)
PCT Filed May 21, 2015, PCT No. PCT/US2015/031983
§ 371(c)(1), (2) Date Nov. 16, 2016,
PCT Pub. No. WO2015/179646, PCT Pub. Date Nov. 26, 2015.
Claims priority of provisional application 62/001,317, filed on May 21, 2014.
Prior Publication US 2017/0079667 A1, Mar. 23, 2017
Int. Cl. A61B 17/00 (2006.01); A61B 17/16 (2006.01); A61B 90/00 (2016.01)
CPC A61B 17/1657 (2013.01) [A61B 17/1604 (2013.01); A61B 17/1631 (2013.01); A61B 2090/034 (2016.02)] 16 Claims
OG exemplary drawing
 
1. A hinged microfracture awl comprising:
a handle; and
a shaft that extends through and from the handle, the shaft being pivotally mounted to the handle with a hinge, wherein a distal end of the shaft includes a sharp tip adapted to pierce bone and a proximal end of the shaft includes an impact head adapted to be struck by a striking tool.