# US 11,076,896 B2 · Positioning-device module for releasable connection to a positioning device, positioning device and set

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- Number: US 11,076,896 B2
- Document ID: US11076896B2
- Status: Granted
- Kind: B2
- Application number: 16/071,643
- Filed: 2017-01-19
- Published: 2019-06-27
- Granted: 2021-08-03
- Earliest claimed: 2016-01-20
- Assignees: Ot Medizintechnik GmbH
- Applicants: Ot Medizintechnik GmbH
- Inventors: Ulrich Schreiber
- Web page: https://patentgrep.com/patent/US11076896B2

## CPC

- A61B 17/7233: {with special means of locking the nail to the bone}
- A61B 17/1703: {using imaging means, e.g. by X-rays}
- A61B 17/1725: {for applying transverse screws or pins through intramedullary nails or pins}
- A61B 17/1728: {for holes for bone plates or plate screws}
- A61B 17/808: {Instruments for holding or positioning bone plates, or for adjusting screw-to-plate locking mechanisms}
- A61B 17/8872: {Instruments for putting said fixation devices against or away from the bone (A61B17/7074, A61B17/808 take precedence)}
- A61B 90/11: with guides for needles or instruments, e.g. arcuate slides or ball joints
- A61B 2017/00946: {malleable}
- A61B 2090/062: {penetration depth}
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)

## Abstract

The present invention relates to a positioning device module for its releasable connection to a positioning device, wherein the positioning device module is prepared and designed for positioning and/or fixing an intramedullary nail in a long bone, for fixing an osteosynthesis plate on a long bone and/or for fixing a prosthesis in a long bone. The positioning device module comprises a targeting device for receiving an interlocking device or an instrument for acting on the interlocking device, a receiving section for receiving the targeting device and optionally a joint or a deformable section for connecting the positioning device module, to the positioning device, Wherein the joint or the deformable section comprises at least one rotary axis. The present invention further relates to a set, comprising a positioning device module according to the present invention and an extension device for connecting the positioning device module to a positioning device.

## Claims

### Claim 1

A positioning device module assembly configured for releasable connection to a positioning device, wherein the positioning device module assembly is configured to position and/or fix an intramedullary nail in a long or hollow bone, configured to fix an osteosynthesis plate to a long or hollow bone and/or configured to fix a prosthesis in a long or hollow bone, the positioning device module assembly comprising:
a targeting device for receiving at least one interlocking device or an instrument for acting on the at least one interlocking device;
a receiving section for receiving the targeting device;
a section for connecting the positioning device module assembly to the positioning device;
an adjusting device for receiving the targeting device or for acting thereon, wherein the targeting device is arranged in or at the adjusting device and is positionable relative thereto, and wherein the receiving section is configured for receiving the targeting device and the adjusting device; and
a joint or a deformable section for rotating or twisting or moving or pivoting the positioning device module assembly, wherein the joint or the deformable section comprises at least one rotary axis.

### Claim 2 (depends on 1)

The positioning device module assembly according to claim 1, further comprising a fixing device for releasably interlocking the joint.

### Claim 3 (depends on 1)

The positioning device module assembly according to claim 1, wherein the joint is a cylindrical joint, a pivot or rotational joint or a ball joint.

### Claim 4 (depends on 1)

The positioning device module assembly according to claim 1, wherein the deformable section is, or comprises, a plastically deformable metal and/or a plastically deformable composite material.

### Claim 5 (depends on 1)

The positioning device module assembly according to claim 1, wherein the targeting device is arranged to be rotatable and/or translationally movable in the adjusting device.

### Claim 6 (depends on 1)

The positioning device module assembly according to claim 1, comprising a force-fit fixing mechanism and/or a form-fit fixing mechanism for interlocking or fixing the targeting device in, at or relative to the adjusting device.

### Claim 7 (depends on 1)

The positioning device module assembly according to claim 1, further comprising a positioning aid for aligning the positioning device module assembly.

### Claim 8 (depends on 1)

The positioning device module assembly according to claim 1, wherein the targeting device comprises at least one, two, or several through-openings for receiving the at least one interlocking device or an instrument for acting on the at least one interlocking device.

### Claim 9 (depends on 1)

The positioning device module assembly according to claim 1, wherein the at least one interlocking device is at least one first interlocking device, the positioning device module assembly further comprising a drill bit for engaging with a second interlocking device or an instrument for acting on the second interlocking device.

### Claim 10 (depends on 9)

The positioning device module assembly according to claim 9, wherein a longitudinal axis of the second interlocking device, or a longitudinal axis of the instrument for acting on the second interlocking device or a longitudinal axis of a through-opening of the drill bit is aligned at an angle between 80 and 100 degrees to a longitudinal axis of the at least one first interlocking device, to a longitudinal axis of a through-opening of the targeting device or to a longitudinal axis of the instrument for acting on the at least one first interlocking device.

### Claim 11 (depends on 10)

The positioning device module assembly according to claim 10, wherein the drill bit is connected or connectable to the targeting device.

### Claim 12 (depends on 10)

The positioning device module assembly according to claim 10, wherein the drill bit comprises at least one drill bit rail being adjustable in length or longitudinally movable.

### Claim 13 (depends on 12)

The positioning device module assembly according to claim 12, wherein the at least one drill bit rail is adjustable in length or longitudinally movable for positioning the at least one first interlocking device.

### Claim 14 (depends on 1)

A set comprising a positioning device module assembly according to claim 1 and an extension device for connecting the positioning device module assembly to a positioning device.

### Claim 15 (depends on 14)

The set according to claim 14, further comprising an adapter for connecting the extension device to the positioning device, wherein a position of the positioning device module assembly connected to the extension device is changeable or variable.

### Claim 16 (depends on 14)

The set according to claim 14, wherein at least one through-opening of the targeting device is configured to be aligned perpendicular to a longitudinal axis of the intramedullary nail and/or wherein at least one through-opening of the targeting device is configured to be aligned obliquely to a longitudinal axis of the intramedullary nail.

### Claim 17 (depends on 16)

The set according to claim 16, wherein the at least one through-opening of the targeting device is configured to be aligned obliquely to the longitudinal axis of the intramedullary nail at an angle between 50 and 80 degrees to the longitudinal axis of the intramedullary nail.

### Claim 18 (depends on 1)

The positioning device module assembly according to claim 1, wherein the section for connecting the positioning device module assembly to the positioning device is configured for releasably connecting the positioning device module assembly to the positioning device.
