US 11,666,460 B2
Surgical cutter instrument with trial
Yves Arramon, Sunnyvale, CA (US)
Assigned to Simplify Medical Pty Ltd., Melbourne (AU)
Appl. No. 17/640,502
Filed by Simplify Medical Pty Ltd., Melbourne (AU)
PCT Filed Sep. 23, 2020, PCT No. PCT/AU2020/000109
§ 371(c)(1), (2) Date Mar. 4, 2022,
PCT Pub. No. WO2021/056044, PCT Pub. Date Apr. 1, 2021.
Claims priority of provisional application 62/905,070, filed on Sep. 24, 2019.
Prior Publication US 2022/0265284 A1, Aug. 25, 2022
Int. Cl. A61F 2/46 (2006.01); A61B 17/16 (2006.01)
CPC A61F 2/4684 (2013.01) [A61B 17/1604 (2013.01); A61B 17/1671 (2013.01); A61F 2/4611 (2013.01); A61F 2002/4627 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A surgical cutting instrument comprising:
an instrument shaft having a distal end and a proximal end;
an instrument handle on the proximal end of the instrument shaft;
a trial sizer head configured to attach to the distal end of the instrument shaft and to correspond in size to an intervertebral implant, wherein the trial sizer head comprises at least one longitudinal slot; and
a cutter configured to attach to the instrument shaft and axially translatable within the at least one longitudinal slot in the trial sizer head,
wherein in a retracted and locked position, the cutter is positioned proximally of the trial sizer head and is locked in position.