# US 10,441,264 B2 · Soft tissue repair assembly and associated method

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- Number: US 10,441,264 B2
- Document ID: US10441264B2
- Status: Granted
- Kind: B2
- Application number: 14/936,831
- Filed: 2015-11-10
- Published: 2016-03-03
- Granted: 2019-10-15
- Earliest claimed: 2006-02-03
- Assignees: Biomet Sports Medicine, LLC
- Applicants: Biomet Sports Medicine, LLC
- Inventors: Kevin T. Stone; Troy M. Walters; Andrew Holst
- Web page: https://patentgrep.com/patent/US10441264B2

## CPC

- A61B 17/0401: {Suture anchors, buttons or pledgets, i.e. means for attaching sutures to bone, cartilage or soft tissue; Instruments for applying or removing suture anchors (A61B17/0642 takes precedence; fixation devices for tendons or ligaments A61F2/0811)}
- A61B 17/0469: {Suturing instruments for use in minimally invasive surgery, e.g. endoscopic surgery}
- A61B 17/0482: {Needle or suture guides (guides for drills, pins or wire A61B17/17; guides for puncturing needles A61B17/3403)}
- A61B 2017/0404: {Buttons}
- A61B 2017/0406: {Pledgets}
- A61B 2017/0409: {Instruments for applying suture anchors}
- A61B 2017/0475: {using sutures having a slip knot}
- A61B 2017/0496: {for tensioning sutures}
- A61B 2017/06052: {Needle-suture combinations in which a suture is extending inside a hollow tubular needle, e.g. over the entire length of the needle}
- A61B 2017/0646: {for insertion into cartillege, e.g. meniscus}
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)

## Abstract

A soft tissue repair assembly. The assembly includes a flexible member having first and second ends, and a strand passing through the flexible member. The strand has first and second strand ends extending through the flexible member, such that pulling at least one of the first and second strand ends changes the flexible member from a first shape suitable for insertion through soft tissue to a second shape suitable for securely lodging the soft tissue repair assembly relative to soft tissue.

## Claims

### Claim 1

A method for repairing a tear in a meniscus, the method comprising:
delivering a first anchor assembly through a tear in a meniscus to an area along the outer surface of the meniscus, wherein the first anchor assembly comprises a hollow deformable tube and a first flexible strand, the first flexible strand forming a closed loop of the first flexible strand that is arranged into a folded configuration that extends in a folded manner longitudinally through a longitudinal bore in the hollow deformable tube so as to provide a first folded end of the closed loop situated proximate a first opening into the longitudinal bore and a second folded end of the closed loop situated proximate a second opening into the longitudinal bore, wherein the first folded end of the closed loop includes a first portion of the closed loop in which the first flexible strand folds back on itself and the second folded end of the closed loop includes a second portion of the closed loop in which the first flexible strand folds back on itself, wherein said area is located on a first side of the tear, and wherein a second flexible strand that is coupled to the first flexible strand extends back through the tear with at least a first end of the second flexible strand positioned on a second side of the tear, the second flexible strand being formed separately from the first flexible strand, wherein the second flexible strand being coupled to the first flexible strand includes the second flexible strand extending through the closed loop of the first flexible strand a first time at the first folded end of the closed loop and a second time at the second folded end of the closed loop;
implanting a first vascularization conduit in the meniscus so that the first vascularization conduit extends across the tear in the meniscus; and
pulling on at least the first end of the second flexible strand while the hollow deformable tube is positioned along the outer surface of the meniscus and while the second flexible strand is extending back through the tear and through the first vascularization conduit, wherein said pulling is effective to deform the hollow deformable tube from a first shape to a second shape that is different than the first shape and to reduce the tear in the meniscus.

### Claim 2 (depends on 1)

The method of claim 1 further comprising securing the second flexible strand to tissue on the second side of the tear after said pulling.

### Claim 3 (depends on 2)

The method of claim 2, wherein said securing includes use of a knot in the second flexible strand.

### Claim 4 (depends on 3)

The method of claim 3, wherein said knot is a pre-tied self-locking slip knot.

### Claim 5 (depends on 2)

The method of claim 2, wherein said securing includes use of a soft tissue anchor.

### Claim 6 (depends on 1)

The method of claim 1, wherein the second flexible strand extends through a first folded end of the closed loop proximate the first opening in the first hollow deformable tube and through a second folded end of the closed loop proximate the second opening in the first hollow deformable tube, and wherein the first folded end of the closed loop includes a first portion of the closed loop in which the first flexible strand folds back on itself and the second folded end of the closed loop includes a second portion of the closed loop in which the first flexible strand folds back on itself.

### Claim 7 (depends on 6)

The method of claim 6, wherein the first folded end of the closed loop extends through the first opening in the first hollow deformable tube and the second folded end of the closed loop extends through the second opening in the first hollow deformable tube.

### Claim 8

A method for repairing a tear in a meniscus, the method comprising:
delivering a first anchor assembly to an area along an outer surface of a meniscus, wherein the first anchor assembly comprises a first hollow deformable tube and a first flexible strand, the first flexible strand forming a closed loop of the first flexible strand that is arranged into a folded configuration that extends in a folded manner longitudinally through a longitudinal bore in the first hollow deformable tube, wherein said area is located on a first side of a tear in the meniscus, and wherein a second flexible strand that is coupled to the closed loop of the first flexible strand extends back through the tear with at least a first end of the second flexible strand positioned on a second side of the tear, the second flexible strand being formed separately from the first flexible strand, wherein the second flexible strand being coupled to the closed loop of the first flexible strand includes the second flexible strand extending through the closed loop of the first flexible strand a first time proximate a first opening in the first hollow deformable tube and a second time proximate a second opening in the first hollow deformable tube; and
pulling on at least the first end of the second flexible strand while the first hollow deformable tube is positioned along the outer surface of the meniscus and while the second flexible strand is extending back through the tear, wherein said pulling is effective to deform the first hollow deformable tube from a first shape to a second shape that is different than the first shape and to reduce the tear in the meniscus.

### Claim 9 (depends on 8)

The method of claim 8 further comprising implanting at least a first vascularization conduit in the meniscus so that the first vascularization conduit extends across the tear in the meniscus, wherein the first vascularization conduit has a side wall with a plurality of perforations extending through the side wall for promoting biological flow through the first vascularization conduit when implanted.

### Claim 10 (depends on 8)

The method of claim 8, wherein the first hollow deformable tube comprise a braided or woven tube.

### Claim 11 (depends on 8)

The method of claim 8 further comprising securing the second flexible strand to tissue on the second side of the tear after said pulling.

### Claim 12 (depends on 11)

The method of claim 11, wherein said securing includes use of a knot in the second flexible strand.

### Claim 13 (depends on 12)

The method of claim 12, wherein said knot is a pre-tied self-locking slip knot.

### Claim 14 (depends on 11)

The method of claim 11, wherein said securing includes use of a soft tissue anchor.

### Claim 15 (depends on 8)

The method of claim 8, wherein the closed loop is free of knots.

### Claim 16 (depends on 8)

The method of claim 8, wherein the first opening in the first hollow deformable tube occurs at a first end of the first hollow deformable tube and the second opening in the first hollow deformable tube occurs at a second end of the first hollow deformable tube.

### Claim 17 (depends on 8)

The method of claim 8 further comprising delivering a second anchor assembly to the area along the outer surface of the meniscus, wherein the second anchor assembly comprises a second hollow deformable tube and a third flexible strand that extends through a longitudinal bore in the second hollow deformable tube, the second flexible strand being formed separately from the third flexible strand, the second flexible strand being coupled to the third flexible strand.

### Claim 18 (depends on 8)

The method of claim 8, wherein at least one of the first opening in the first hollow deformable tube and the second opening in the first hollow deformable tube occurs in a side wall of the first hollow deformable tube.
