# US 10,307,185 B2 · Revision connectors, systems, and methods thereof

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- Number: US 10,307,185 B2
- Document ID: US10307185B2
- Status: Granted
- Kind: B2
- Application number: 15/613,769
- Filed: 2017-06-05
- Published: 2017-10-05
- Granted: 2019-06-04
- Earliest claimed: 2016-03-29
- Assignees: Globus Medical, Inc.
- Applicants: Globus Medical, Inc.
- Inventors: Patrick Murray
- Web page: https://patentgrep.com/patent/US10307185B2

## CPC

- A61B 17/7049: {Connectors, not bearing on the vertebrae, for linking longitudinal elements together (A61B17/7055, A61B17/7053, A61B17/7019 take precedence)}
- A61B 17/7004: {with a cross-section which varies along its length (A61B17/7019 takes precedence)}
- A61B 17/7007: {Parts of the longitudinal elements, e.g. their ends, being specially adapted to fit around the screw or hook heads}
- A61B 17/7032: {Screws or hooks with U-shaped head or back through which longitudinal rods pass}
- A61B 17/705: {for linking adjacent ends of longitudinal elements}
- A61B 17/7052: {of variable angle or length}
- A61B 17/7011: {Longitudinal element being non-straight, e.g. curved, angled or branched (adjustable length longitudinal elements A61B17/7014; A61B17/7019 takes precedence, e.g. coil springs)}
- A61B 17/7037: {wherein pivoting is blocked when the rod is clamped}
- A61B 2090/037: {with a frangible part, e.g. by reduced diameter}
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)

## Abstract

Connector assemblies, systems, and methods thereof. A modular connector has a first end that clamps to a first rod in an existing construct and a second end having a modular connection point configured to connect a second rod in a new construct such that the new construct can be extended from the existing construct.

## Claims

### Claim 1

A modular connector system comprising:
a connector having a body having an upper surface, a lower surface, and a side surface connecting the upper surface and the lower surface, the body having a first clamping portion and a second modular portion;
the first clamping portion having:
a first passage having a first longitudinal axis extending therethrough such that the longitudinal axis extends in a direction from the upper surface to the lower surface,
the first passage being sized to allow a first rod to be inserted therein;
a bottom portion having an opening in communication with the first passage; and
a first securing mechanism comprising a set screw, a clamp having two opposing legs, and an opening defined between the two opposing legs, the clamp being connected to the set screw and the set screw being rotatably connected to the body, the first securing mechanism having an unlocked position configured to receive the first rod and a locked position configured to releasably secure the first rod in the opening between the two opposing legs of the clamp and in the first passage; and
the second modular portion having:
a post extending from the body away from the lower surface and having a second longitudinal axis that is parallel to the first longitudinal axis, the post having a partially spherical outer surface,
wherein the legs of the clamp of the first securing mechanism do not extend beyond the lower surface of the body when the securing mechanism is in the unlocked position and the locked position,
wherein the two opposing legs move inwardly toward one another as the clamp is driven upward in the body to the locked position by rotation of the set screw, and
wherein the set screw is able to rotate independently from the clamp.

### Claim 2 (depends on 1)

The system according to claim 1, wherein the post has a flat upper surface and an opening extending therein.

### Claim 3 (depends on 1)

The system according to claim 1, wherein the post is configured to receive a plurality of different modular connectors.

### Claim 4 (depends on 3)

The system according to claim 3, wherein each modular connector is configured to articulate relative to the body of the connector.

### Claim 5 (depends on 1)

The system according to claim 1, further comprising a tulip-style assembly coupled to the post.

### Claim 6 (depends on 1)

The system according to claim 1, further comprising a headed rod coupled to the post.

### Claim 7 (depends on 1)

The system according to claim 1, wherein the first passage is defined by generally opposing sidewalls having one or more angled surfaces.

### Claim 8 (depends on 1)

The system according to claim 1, wherein an annular protrusion on an engagement end of the set screw is received in a recess in a top portion of the clamp.

### Claim 9

A modular connector system comprising:
a connector having a body having an upper surface, a lower surface, and a side surface connecting the upper surface and the lower surface, the body having a first clamping portion and a second modular portion;
the first clamping portion having:
a first passage having a first longitudinal axis extending therethrough such that the longitudinal axis extends in a direction from the upper surface to the lower surface,
the first passage being sized to allow a first rod to be inserted therein;
a bottom portion having an opening in communication with the first passage; and
a first securing mechanism comprising a set screw, a clamp having two opposing legs, and an opening defined between the two opposing legs, the clamp being connected to the set screw and the set screw being rotatably connected to the body, the first securing mechanism having an unlocked position configured to receive the first rod and a locked position configured to releasably secure the first rod in the opening between the two opposing legs of the clamp and in the first passage; and
the second modular portion having:
a post extending from the body away from the lower surface and having a second longitudinal axis that is parallel to the first longitudinal axis, the post having a partially spherical outer surface,
wherein the legs of the clamp of the first securing mechanism do not extend beyond the lower surface of the body when the securing mechanism is in the unlocked position and the locked position, and
wherein the two opposing legs move inwardly toward one another as the clamp is driven upward in the body to the locked position by rotation of the set screw.

### Claim 10 (depends on 9)

The system according to claim 9, wherein the post has a flat upper surface and an opening extending therein.

### Claim 11 (depends on 9)

The system according to claim 9, wherein the post is configured to receive a plurality of different modular connectors, and wherein the modular connector is configured to articulate relative to the body of the connector.

### Claim 12 (depends on 11)

The system according to claim 11, wherein the modular connector is a tulip-style assembly.

### Claim 13 (depends on 11)

The system according to claim 11, wherein the modular connector is a headed rod.

### Claim 14 (depends on 13)

The system according to claim 13, wherein the headed rod extends from a first end having a modular connection point to a second end terminating at a distal free end.

### Claim 15 (depends on 9)

The system according to claim 9, wherein the first passage is defined by generally opposing sidewalls having one or more angled surfaces.

### Claim 16 (depends on 9)

The system according to claim 9, wherein an annular protrusion on an engagement end of the set screw is received in a recess in a top portion of the clamp.
