# US 8,465,546 B2 · Intervertebral disc prosthesis insertion assemblies

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- Number: US 8,465,546 B2
- Document ID: US8465546B2
- Status: Granted
- Kind: B2
- Application number: 11/676,237
- Filed: 2007-02-16
- Published: 2008-08-21
- Granted: 2013-06-18
- Earliest claimed: 2007-02-16
- Assignees: LDR Medical
- Applicants: Alexandre Jodaitis; Herve Dinville; Alexis Mercier
- Inventors: Alexandre Jodaitis; Herve Dinville; Alexis Mercier
- Web page: https://patentgrep.com/patent/US8465546B2

## CPC

- A61F 2/4611: {of spinal prostheses}
- A61F 2/0095: {Packages or dispensers for prostheses or other implants (for intraocular lenses A61F2/1691; for dental surgery A61C19/02)}
- A61F 2/442: {Intervertebral or spinal discs, e.g. resilient (non-disc-shaped intervertebral inflatable pockets A61F2/441; non-disc-shaped intervertebral fusion implants A61F2/4455)}
- A61F 2/4425: {made of articulated components}
- A61F 2/30767: {Special external or bone-contacting surface, e.g. coating for improving bone ingrowth}
- A61F 2002/30607: {Kits of prosthetic parts to be assembled in various combinations for forming different prostheses}
- A61F 2002/30616: {Sets comprising a plurality of prosthetic parts of different sizes or orientations}
- A61F 2002/30617: {Visible markings for adjusting, locating or measuring}
- A61F 2002/30662: {with rotation-limiting means}
- A61F 2002/3071: {Identification means; Administration of patients}
- A61F 2002/30904: {serrated profile, i.e. saw-toothed}
- A61F 2002/443: {having two transversal endplates and at least one intermediate component}
- A61F 2002/4622: {having the shape of a forceps or a clamp}
- A61F 2002/4627: {with linear motion along or rotating motion about the instrument axis or the implantation direction, e.g. telescopic, along a guiding rod, screwing inside the instrument}
- A61F 2002/4628: {with linear motion along or rotating motion about an axis transverse to the instrument axis or to the implantation direction, e.g. clamping}
- A61F 2002/4681: {by applying mechanical shocks, e.g. by hammering}
- A61F 2250/0062: Kits of prosthetic parts to be assembled in various combinations for forming different prostheses
- A61F 2250/0085: Identification means; Administration of patients
- A61F 2250/0086: with bar code
- A61F 2250/0089: coded with symbols, e.g. dots, numbers, letters, words
- A61F 2250/0097: Visible markings, e.g. indicia
- 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)

## Abstract

In various embodiments, an intervertebral disc prosthesis is provided. The prosthesis may be provided with an insertion adapter, such as a head, holder, or other carrier of the prosthesis. The insertion adapter may be configured to retain the prosthesis and to engage an insertion tool body. In various embodiments, the prosthesis and the insertion holder are provided in a sterile pack, with the prosthesis components and the insertion holder sterilized and packaged in one or more types or layers of sterile packaging. In various other embodiments, the prosthesis and an insertion tool are provided in a sterile pack, with the prosthesis components and the insertion tool sterilized and packaged in one or more types or layers of sterile packaging.

## Claims

### Claim 1

A method of inserting an intervertebral disc prosthesis between adjacent elements of a spinal column, the method comprising the steps of:
providing an actuateable insertion adapter and an intervertebral disc prosthesis;
mounting the intervertebral disc prosthesis to the insertion adapter to form an insertion assembly;
providing an insertion tool body;
mounting the insertion assembly to the insertion tool body;
inserting the intervertebral disc prosthesis between adjacent elements of a spinal column; and
demounting the intervertebral disc prosthesis from the insertion assembly.

### Claim 2 (depends on 1)

A method of inserting an intervertebral disc prosthesis according to claim 1, comprising the step of demounting the insertion adapter from the insertion tool body and discarding the insertion adapter.

### Claim 3

A method of inserting an intervertebral disc prosthesis between adjacent elements of a spinal column, the method comprising the steps of:
providing an actuateable insertion adapter and components of an intervertebral disc prosthesis;
assembling the components of the intervertebral disc prosthesis and the insertion adapter to form an insertion assembly;
providing an insertion tool body;
assembling the insertion assembly and the insertion tool body;
placing the intervertebral disc prosthesis between adjacent elements of a spinal column; and
removing the intervertebral disc prosthesis from the insertion assembly.

### Claim 4 (depends on 3)

The method of claim 3 in which the step of providing an actuateable insertion adapter and components of an intervertebral disc prosthesis comprises the steps of:
packaging the components of the intervertebral disc prosthesis and the insertion adapter in sterile packaging to form a sterile pack; and then
transporting the sterile pack to a sterile field.

### Claim 5 (depends on 3)

The method of claim 3 further comprising the steps of:
packaging the insertion assembly in sterile packaging to form a sterile pack; and then
transporting the sterile pack to a sterile field.

### Claim 6

A method of aseptically delivering an intervertebral disc prosthesis insertion assembly to a sterile field, the method comprising the steps of:
providing sterile components of an intervertebral disc prosthesis and a sterile actuateable insertion adapter having an operationally releasable coupler for a detachable insertion tool body;
packaging the components of the intervertebral disc prosthesis and the insertion adapter into sterile packaging to form a primary sterile pack;
transporting the sterile pack containing the intervertebral disc prosthesis and the insertion adapter into a sterile field; and
removing the intervertebral disc prosthesis and the insertion adapter from the sterile pack within the sterile field.

### Claim 7 (depends on 6)

The method of claim 6 further comprising, prior to the step of packaging, the step of assembling the components of the intervertebral disc prosthesis and the insertion adapter.

### Claim 8 (depends on 6)

The method of claim 6 further comprising the step of packaging the primary sterile pack into a secondary sterile pack.

### Claim 9

A method of inserting an intervertebral disc prosthesis between adjacent elements of a spinal column, the method comprising the steps of:
acquiring an actuateable insertion adapter and an intervertebral disc prosthesis;
mounting the intervertebral disc prosthesis to the insertion adapter to form an insertion assembly;
acquiring an insertion tool body;
mounting the insertion assembly to the insertion tool body;
inserting the intervertebral disc prosthesis between adjacent elements of a spinal column; and
demounting the intervertebral disc prosthesis from the insertion assembly.

### Claim 10 (depends on 9)

The method of claim 9, further comprising the step of demounting the insertion adapter from the insertion tool body and discarding the insertion adapter.

### Claim 11

A method of inserting an intervertebral disc prosthesis between adjacent elements of a spinal column, the method comprising the steps of:
acquiring an actuateable insertion adapter and components of an intervertebral disc prosthesis with the components of the intervertebral disc prosthesis and the insertion adapter pre-assembled to form an insertion assembly;
acquiring an insertion tool body;
assembling the insertion assembly and the insertion tool body;
placing the intervertebral disc prosthesis between adjacent elements of a spinal column; and
removing the intervertebral disc prosthesis from the insertion assembly.

### Claim 12 (depends on 11)

The method of claim 11 in which the insertion assembly is packaged in sterile packaging to form a sterile pack, and further comprising the step of receiving the sterile pack within a sterile field.

### Claim 13 (depends on 11)

The method of claim 11 further comprising the step of discarding the insertion adapter.
