Patent ID: 11903597
Assignee: ORTHALIGN, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A system comprising:
a support shaft and a prosthetic acetabular cup;
an instrument attachment base configured to couple to the support shaft, wherein the support shaft is configured to couple to the prosthetic acetabular cup;
a pelvic docking attachment base configured to couple to a pelvic bone of a patient at a location spaced away from the acetabulum;
a surgical orientation device comprising:
a housing;
a display configured to provide an indication of an angular measurement of the surgical orientation device;
one or more sensors; and
a microprocessor configured to receive data from the one or more sensors and transmit the angular measurement to the display; and

a mounting arrangement configured to allow the surgical orientation device to be transferable between the instrument attachment base and the pelvic docking attachment base,
wherein the mounting arrangement fixes the surgical orientation device to the instrument attachment base,
wherein the instrument attachment base comprises a rounded groove shaped to mate with an outer surface of the support shaft, wherein the rounded groove increases the surface contact between the instrument attachment base and the support shaft to enhance fixation of the instrument attachment base and the support shaft,
wherein the instrument attachment base comprises a mounting tab of the mounting arrangement shaped to mate with the housing of the surgical orientation device, wherein the mounting tab and the rounded groove are disposed on opposite surfaces of the instrument attachment base;
wherein the mounting arrangement alternatively fixes the surgical orientation device to the pelvic docking attachment base.