US 11,986,223 B2
Adjustable implant with advanced sealing and retention
Jorge Lopez Camacho, Oxnard, CA (US); Woong Kim, Fresno, CA (US); and Shawn Placie, Aliso Viejo, CA (US)
Assigned to NuVasive Specialized Orthopedics, Inc., San Diego, CA (US)
Appl. No. 18/008,830
Filed by Nuvasive Specialized Orthopedics, Inc., San Diego, CA (US)
PCT Filed Jun. 1, 2022, PCT No. PCT/US2022/031709
§ 371(c)(1), (2) Date Dec. 7, 2022,
PCT Pub. No. WO2022/256367, PCT Pub. Date Dec. 8, 2022.
Claims priority of provisional application 63/209,987, filed on Jun. 12, 2021.
Claims priority of provisional application 63/197,192, filed on Jun. 4, 2021.
Prior Publication US 2023/0190341 A1, Jun. 22, 2023
Int. Cl. A61B 17/72 (2006.01); A61B 17/68 (2006.01)
CPC A61B 17/7225 (2013.01) [A61B 2017/681 (2013.01); A61B 17/7216 (2013.01)] 17 Claims
OG exemplary drawing
 
1. An adjustable implant comprising:
a housing;
an adjustable member at least partially positioned within the housing and configured to translate relative to the housing, the adjustable member including a set of cut-outs positioned about an outer surface thereof; and
an intermediary member positioned between the housing and the adjustable member, the intermediary member including:
a first groove facing the outer surface of the adjustable member, wherein the first groove includes a substantially circular radial seal positioned therein, the radial seal including a first tab positioned on an opposing side of the radial seal from a second tab, wherein the first tab is engaged with a first cut-out in the set of cut-outs and the second tab is engaged with a second cut-out in the set of cut-outs,
wherein the first cut-out includes a flat surface that interfaces with a flat surface of the first tab, and wherein the second cut-out includes a flat surface that interfaces with a flat surface of the second tab; and
a second groove facing an inner surface of the housing, wherein the second groove is configured to receive an o-ring, a radial seal or a retainer therein, and wherein an axial end of the housing is crimped to retain the intermediary member and the o-ring, radial seal or retainer in the second groove.