# US 12,594,108 B2 · Systems and methods for intramedullary nail implantation > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,594,108 B2 - Document ID: US12594108B2 - Status: Granted - Kind: B2 - Application number: 17/578,866 - Filed: 2022-01-19 - Published: 2022-06-30 - Granted: 2026-04-07 - Earliest claimed: 2016-09-22 - Assignees: Globus Medical, Inc. - Applicants: Globus Medical, Inc. - Inventors: Mark Rossney; David E. Laird, Sr. - Web page: https://patentgrep.com/patent/US12594108B2 ## CPC - A61B 17/1725: {for applying transverse screws or pins through intramedullary nails or pins} - A61B 17/8872: {Instruments for putting said fixation devices against or away from the bone (A61B17/7074, A61B17/808 take precedence)} - A61B 17/72: Intramedullary devices, e.g. pins or nails - A61B 17/744: {the longitudinal elements coupled to an intramedullary nail} - A61B 17/8605: {Heads, i.e. proximal ends projecting from bone} - A61B 17/8615: {at the central region of the screw head} - A61B 17/8888: {at its central region} - A61B 17/921: {for intramedullary devices} - A61B 17/848: {Kirschner wires, i.e. thin, long nails} - A61B 17/8875: {Screwdrivers, spanners or wrenches} - A61B 17/90: Guides therefor - A61B 2017/00407: {Ratchet means} - A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D) ## Abstract Intramedullary nails, aiming guide assemblies, and methods. The aiming guide assembly can include an aiming guide having a collet and a connection bolt configured to engage a connection bolt driver. The connection bolt may be self-retaining and engage with the connection bolt driver in a manner to prevent unintentional disengagement. ## Claims ### Claim 1 A system for inserting fasteners into a bone, the system comprising: an aiming guide assembly including an aiming guide, and a sleeve, the sleeve coupled to the aiming guide; wherein the aiming guide assembly is configured to support a plurality of fasteners inserted through the sleeve and into bone; wherein the sleeve includes multiple openings to receive the plurality of fasteners; wherein the sleeve includes a ratcheting mechanism on an outer surface that engages with a ratchet assembly of the aiming guide to cause the sleeve to advance into tissue. ### Claim 2 (depends on 1) The system according to claim 1, wherein the sleeve is a unitary body. ### Claim 3 (depends on 1) The system according to claim 1, wherein the sleeve comprises a first part and a second part, the first part includes a first opening and the second part includes a second opening, the first and second openings configured to receive a first fastener and a second fastener. ### Claim 4 (depends on 3) The system according to claim 3, wherein the first part and the second part are welded to one another. ### Claim 5 (depends on 3) The system accordingly to claim 3, wherein the first part and the second part are pinned to each other. ### Claim 6 (depends on 3) The system accordingly to claim 3, wherein the first part and the second part are coupled together via a dovetail connection. ### Claim 7 (depends on 3) The system of claim 3, wherein the first part and the second part are configured as a unitary body. ### Claim 8 (depends on 3) The system of claim 3, wherein the first opening and the second opening are parallel. ### Claim 9 (depends on 3) The system of claim 3, wherein an axis of the first opening and axis of the second opening intersect. ### Claim 10 A system for inserting fasteners into a bone, the system comprising: an aiming guide assembly including an aiming guide, and a sleeve, the sleeve coupled to the aiming guide; wherein the aiming guide assembly is configured to support a first fastener and a second fastener inserted through the sleeve and into bone; wherein the sleeve includes at least a first opening and a second opening to receive the first fastener and the second fastener, wherein the aiming guide includes a ratchet mechanism configured to cause the sleeve to advance into tissue. ### Claim 11 (depends on 10) The system according to claim 10, wherein the sleeve is an unitary body. ### Claim 12 (depends on 10) The system according to claim 10, wherein the sleeve comprises a first part and a second part, the first part includes the first opening and the second part includes the second opening, the first and second openings configured to receive the first fastener and the second fastener. ### Claim 13 (depends on 12) The system according to claim 12, wherein the first part and the second part are welded to one another. ### Claim 14 (depends on 12) The system accordingly to claim 12, wherein the first part and the second part are pinned to each other. ### Claim 15 (depends on 12) The system accordingly to claim 12, wherein the first part and the second part are coupled together via a dovetail connection. ### Claim 16 (depends on 12) The system of claim 12, wherein the first part and the second part are configured as a unitary body. ### Claim 17 (depends on 12) The system of claim 12, wherein the first opening and the second opening are parallel. ### Claim 18 (depends on 12) The system of claim 12, wherein an axis of the first opening and axis of the second opening intersect. ### Claim 19 (depends on 10) The system accordingly to claim 10, wherein the sleeve includes a ratcheting feature on the outer surface that engages with the ratchet assembly of the aiming guide to translate the sleeve into tissue. ### Claim 20 A system for inserting fasteners into a bone, the system comprising: an aiming guide assembly including an aiming guide, and a sleeve, the sleeve coupled to the aiming guide; wherein the aiming guide assembly is configured to support a first fastener and a second fastener inserted through the sleeve and into bone; wherein the sleeve includes at least a first opening and a second opening to receive the first fastener and the second fastener, wherein the aiming guide includes a ratchet mechanism configured to cause the sleeve to advance into tissue; wherein the sleeve is a unitary body; wherein the sleeve comprises a first part and a second part, the first part includes the first opening and the second part includes the second opening, the first and second openings configured to receive the first fastener and the second fastener; wherein the first opening and the second opening are parallel.