Patent ID: 11957362
Assignee: GLOBUS MEDICAL INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 10:
11. A powered discectomy instrument comprising:
a cutter tip having a front end, a rear end, an upper endplate, and a lower endplate, the upper and lower endplates include a plurality of teeth configured to release disc material between adjacent vertebrae, wherein the front end includes a first spring cut and the rear end includes a second spring cut configured to provide passive expandability of the upper and lower endplates;
a drive shaft having an inner race defining a plurality of grooves each containing a ball bearing, the drive shaft is receivable through a housing and an outer sleeve; and
an outer race receives the inner race to form a constant velocity joint, the outer race having an arm coupled to the cutter tip, wherein the outer sleeve is translatable to articulate the cutter tip.