US 12,144,513 B2
Vertebral joint access and decortication devices and methods of using
Shigeru Tanaka, Half Moon Bay, CA (US); Christopher U. Phan, Dublin, CA (US); Nicholas Domek, Walnut Creek, CA (US); Christopher Lambert, Concord, CA (US); Bon Champ, Campbell, CA (US); Edward Liou, Pleasanton, CA (US); Jamieson Scott Glenn, Cardiff, CA (US); Alessandro Sensoli, Walnut Creek, CA (US); Kehui Chen, Seymour, CT (US); and Martin Leugers, San Francisco, CA (US)
Assigned to Providence Medical Technology, Inc., Pleasanton, CA (US)
Appl. No. 17/278,422
Filed by Providence Medical Technology, Inc., Pleasanton, CA (US)
PCT Filed Sep. 20, 2019, PCT No. PCT/US2019/052172
§ 371(c)(1), (2) Date Mar. 22, 2021,
PCT Pub. No. WO2020/061464, PCT Pub. Date Mar. 26, 2020.
Claims priority of provisional application 62/864,103, filed on Jun. 20, 2019.
Claims priority of provisional application 62/734,512, filed on Sep. 21, 2018.
Prior Publication US 2021/0386434 A1, Dec. 16, 2021
Int. Cl. A61B 17/16 (2006.01); A61B 17/17 (2006.01); A61B 17/70 (2006.01); A61B 90/00 (2016.01)
CPC A61B 17/1671 (2013.01) [A61B 17/1637 (2013.01); A61B 17/1659 (2013.01); A61B 17/1757 (2013.01); A61B 17/7064 (2013.01); A61B 90/08 (2016.02); A61B 90/39 (2016.02); A61B 2090/0811 (2016.02)] 19 Claims
OG exemplary drawing
 
1. A spinal facet joint system, the system comprising:
a guide tube for insertion into a spinal facet joint;
a decortication tool slidably and rotatably received within the guide tube to decorticate bone of the spinal facet joint, wherein the decortication tool comprises a decorticator burr comprising an intra facet burr and an outer facet burr,
an access chisel; and
a multi-use instrument, the multi-use instrument comprising:
a body including opposing first and second sides, and opposing first and second surfaces;
a cavity defined in the body, the cavity being open to the second surface; and
a bar attached to the second side of the body, wherein a portion of the bar extends beyond the second surface of the body,
wherein a portion of the access chisel is received within the cavity defined in the body of the instrument; and
the second surface of the body engages the guide tube to advance the guide tube along the access chisel and into the spinal facet joint.