# US 12,766,004 B2 · Spinal lamina implant

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- Number: US 12,766,004 B2
- Document ID: US12766004B2
- Status: Granted
- Kind: B2
- Application number: 19/380,549
- Filed: 2025-11-05
- Published: 2026-03-05
- Granted: 2026-10-20
- Earliest claimed: 2009-11-25
- Assignees: Moskowitz Family LLC
- Applicants: Moskowitz Family LLC
- Inventors: Nathan C. Moskowitz; Mosheh T. Moskowitz; Eric Sugalski; Ahmnon D. Moskowitz
- Web page: https://patentgrep.com/patent/US12766004B2

## CPC

- A61F 2/4405: {for apophyseal or facet joints, i.e. between adjacent spinous or transverse processes (devices implanted between spinous or transverse processes A61B17/7062)}
- A61B 17/7071: {Implants for expanding or repairing the vertebral arch or wedged between laminae or pedicles; Tools therefor}
- A61F 2002/30471: {connected by a hinged linkage mechanism, e.g. of the single-bar or multi-bar linkage type}
- A61F 2002/30563: {having elastic means or damping means, different from springs, e.g. including an elastomeric core or shock absorbers}
- A61F 2002/30578: {having apertures, e.g. for receiving fixation screws}
- A61F 2002/30604: {modular}
- A61F 2002/30616: {Sets comprising a plurality of prosthetic parts of different sizes or orientations}
- A61F 2002/30624: {Hinged joint, e.g. with transverse axle restricting the movement}
- A61F 2002/30649: {Ball-and-socket joints}
- A61F 2002/30948: {using computerized tomography, i.e. CT scans}
- A61F 2002/30952: {using CAD-CAM techniques or NC-techniques}
- A61F 2002/449: {comprising multiple spinal implants located in different intervertebral spaces or in different vertebrae}
- A61F 2310/00023: Titanium or titanium-based alloys, e.g. Ti-Ni alloys
- A61F: FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS (dental prosthetics A61C)
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)

## Abstract

A total artificial spinous process (spino)-laminar prosthesis (TASP-LP) including a body having a portion forming a spinous process extending away from the body, a first lamina portion extending from a first side of the body, and a second lamina portion extending from a second side of the body, wherein the first lamina portion and the second lamina portion are disposed on opposite sides of the spinous process.

## Claims

### Claim 1

A spinal lamina implant comprising:
an implant body configured to be implanted into a spine portion of a patient, the implant body comprising:
a first lamina portion extending from a first end to a second end, the first lamina portion including at least a first top surface and a first bottom surface opposite the first top surface, and at least one first opening formed proximate to the second end from the first top surface to the first bottom surface, the at least one first opening arranged so as to allow passage of a connection mechanism through the first lamina portion;
a second lamina portion extending from a third end to a fourth end, the second lamina portion including at least a second top surface and a second bottom surface opposite the second top surface, and at least one second opening formed proximate to the fourth end from the second top surface to the second bottom surface, the at least one second opening arranged so as to allow passage of a connection mechanism through the second lamina portion, the first end of the first lamina portion coupled to the third end of the second lamina portion; and
a projection extending outward from the first lamina portion from a first projection end to a second projection end, the first projection end coupled to the first lamina portion, the projection defining a first side surface opposite a second side surface, the projection comprising (i) a first projection portion including the first projection end and (ii) a second projection portion including the second projection end, wherein the first projection portion is angled relative to the second projection portion to define a bend between the first projection end and the second projection end.

### Claim 2 (depends on 1)

The spinal lamina implant of claim 1, wherein the projection comprises a third opening positioned between the first side surface and the second side surface, and wherein the third opening is defined at the bend between the first projection end and the second projection end.

### Claim 3 (depends on 1)

The spinal lamina implant of claim 1, wherein the projection is at least partially orthogonal to a length of the first lamina portion defined between the first end and the second end.

### Claim 4 (depends on 1)

The spinal lamina implant of claim 1, wherein the at least one first opening of the first lamina portion is aligned with the at least one second opening of the second lamina portion along a length of the implant body between the second end of the first lamina portion and the fourth end of the second lamina portion.

### Claim 5 (depends on 1)

The spinal lamina implant of claim 1, wherein the first lamina portion defines a first length that is orthogonal to a second length defined between the first end and the second end, wherein the second lamina portion defines a third length that is orthogonal to a fourth length defined between the third end and the fourth end, the first length of the first lamina portion being at least substantially equal to the third length of the second lamina portion.

### Claim 6 (depends on 1)

The spinal lamina implant of claim 1, wherein the first lamina portion comprises at least one curved portion between the first end and the second end, and wherein the second lamina portion comprises at least one curved portion between the third end and the fourth end.

### Claim 7 (depends on 1)

The spinal lamina implant of claim 1, wherein the first lamina portion defines a first cavity between the first end and the second end, the first cavity extending entirely through the first lamina portion between the first top surface and the first bottom surface.

### Claim 8 (depends on 1)

The spinal lamina implant of claim 1, wherein at least one of the first lamina portion and the second lamina portion includes a first thinned portion having a thickness less than a thickness of a second thicker portion adjacent to the first thinned portion.

### Claim 9 (depends on 1)

The spinal lamina implant of claim 1, wherein the projection is U-shaped between the first projection end and the second projection end.

### Claim 10

A spinal lamina implant comprising:
an implant body extending from a first end to a second end, the implant body comprising:
a first portion, a second portion, and a third portion, wherein each of the first portion, the second portion, and the third portion comprise at least a top surface and a bottom surface opposite the top surface, the first portion extending from the first end of the implant body to a beginning of the second portion, the top surface of the first portion being parallel to a first plane, the second portion extending from the beginning of the second portion to a beginning of the third portion, the top surface of the second portion being parallel to a second plane, and the third portion extending from the beginning of the third portion to the second end of the implant body, the top surface of the third portion being parallel to a third plane;
at least one first opening formed in the first portion proximate to the first end of the implant body, the at least one first opening configured to allow passage of a connection mechanism through the first portion of the implant body;
at least one second opening formed proximate to the second end from the top surface to the bottom surface of the third portion, the at least one second opening configured to allow passage of a connection mechanism through the implant body; and
a cavity formed in the implant body between the first end and the second end, the cavity extending entirely through the second portion between the top surface and the bottom surface of the second portion,
wherein the second plane is angled relative to the first plane and the third plane, such that the implant body comprises (i) a first bend between the first portion and the second portion, and (ii) a second bend between the second portion and the third portion.

### Claim 11 (depends on 10)

The spinal lamina implant of claim 10, further comprising a projection extending from the second portion, the projection defining a first side surface opposite a second side surface, the projection comprising a third opening positioned between the first side surface and the second side surface.

### Claim 12 (depends on 10)

The spinal lamina implant of claim 10, further comprising a projection extending from the second portion, the projection being at least partially orthogonal to a length of the second portion defined between the beginning of the second portion to the beginning of the third portion.

### Claim 13 (depends on 10)

The spinal lamina implant of claim 10, further comprising a projection extending from the second portion, the projection comprising a first portion parallel to a fourth plane and a second portion parallel to a fifth plane, the fourth plane angled relative to the fifth plane.

### Claim 14 (depends on 10)

The spinal lamina implant of claim 10, further comprising a projection extending from the second portion, the projection being U-shaped and comprising at least one bend.

### Claim 15 (depends on 10)

The spinal lamina implant of claim 10, wherein the at least one first opening of the first portion is aligned with the at least one second opening of the third portion along a length of the implant body defined between the first end and the second end of the implant body.

### Claim 16 (depends on 10)

The spinal lamina implant of claim 10, wherein the first portion defines a first length orthogonal to a second length defined between the first end of the implant body to the beginning of the second portion, wherein the second portion defines a third length orthogonal to a fourth length defined between the beginning of the second portion to the beginning of the third portion, wherein the third portion defines a fifth length orthogonal to a sixth length defined between the beginning of the third portion and the second end of the implant body, the first length of the first portion being at least substantially equal to the third length of the second portion, and the third length of the second portion being at least substantially equal to the fifth length of the third portion.

### Claim 17 (depends on 10)

The spinal lamina implant of claim 10, wherein the second portion has a thickness greater than the first portion and the third portion.

### Claim 18

A spinal lamina implant comprising:
an implant body configured to be implanted into a spine portion of a patient, the implant body comprising:
a first lamina portion extending from a first end to a second end, the first lamina portion including at least a first top surface and a first bottom surface opposite the first top surface, and at least one first opening formed proximate to the second end from the first top surface to the first bottom surface, the at least one first opening arranged so as to allow passage of a connection mechanism through the first lamina portion;
a second lamina portion extending from a third end to a fourth end, the second lamina portion including at least a second top surface and a second bottom surface opposite the second top surface, and at least one second opening formed proximate to the fourth end from the second top surface to the second bottom surface, the at least one second opening arranged so as to allow passage of a connection mechanism through the second lamina portion, the first end of the first lamina portion coupled to the third end of the second lamina portion; and
a projection extending outward from the first lamina portion between a first projection end and a second projection end, the first projection end coupled to the first lamina portion, the projection comprising (i) a first projection portion including the first projection end and (ii) a second projection portion including the second projection end, wherein the first projection portion is angled relative to the second projection portion to define a bend between the first projection end and the second projection end,
wherein the first lamina portion defines a first length orthogonal to a second length defined between the first end and the second end, wherein the second lamina portion defines a third length orthogonal to a fourth length defined between the third end and the fourth end, the first length of the first lamina portion being at least substantially equal to the third length of the second lamina portion, and
wherein the at least one first opening of the first lamina portion is aligned with the at least one second opening of the second lamina portion along a combined length of the implant body between the second end of the first lamina portion and the fourth end of the second lamina portion.

### Claim 19 (depends on 18)

The spinal lamina implant of claim 18, wherein at least one of the first lamina portion and the second lamina portion includes a first thinned portion having a thickness less than a thickness of a second thicker portion adjacent to the first thinned portion.
