# US 2014/0207247 A1 · Implant and implant apparatus

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- Number: US 2014/0207247 A1
- Document ID: US20140207247A1
- Status: Published application
- Kind: A1
- Application number: 14/223,288
- Filed: 2014-03-24
- Published: 2014-07-24
- Earliest claimed: 2011-09-28
- Assignees: Terumo Kabushiki Kaisha
- Applicants: Terumo Kabushiki Kaisha
- Inventors: Atsuhiko NOGAWA; Shigeki ARIURA; Masakatsu KAWAURA
- Web page: https://patentgrep.com/patent/US20140207247A1

## CPC

- A61F 2/042: {Urinary bladders}
- A61B 17/0482: {Needle or suture guides (guides for drills, pins or wire A61B17/17; guides for puncturing needles A61B17/3403)}
- A61F 2/0045: {Support slings}
- A61B 2017/00805: {Treatment of female stress urinary incontinence}
- A61B 2017/06176: {with protrusions, e.g. barbs}
- 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

An implant is an implantable device for the treatment of urinary incontinence in women, that is, a device that supports the urethra in a state where the urethra is pulled in a direction such that the urethra is separated from the vaginal wall. The implant includes a pad which can be recovered from a constrained state by a self-recovery force and which has a plate-shaped appearance in the recovered state; and at least one string that passes through the pad to fix the pad in a state where the pad supports the urethra. The pad has a mesh-like shape with a plurality of openings. When the pad is fixed to the living body so as to support the urethra, the string passes through mesh opening of the pad and a fixing portion that is fixed to the living body is provided in one end portion of the string.

## Claims

### Claim 1

An implant for treatment of urinary incontinence in women comprising:
a pad, the shape of which can be recovered from a constrained state and which has a generally flat, plate-shaped appearance in a recovered state; and
a fixing member that passes through the pad to fix the pad to a living body when in use in a state where the pad supports the urethra.

### Claim 2 (depends on 1)

The implant according to claim 1,
wherein the pad recovers from a folded state, a rolled-up state or a compressed state by a self-recovery force.

### Claim 3 (depends on 1)

The implant according to claim 1,
wherein the pad has a mesh-like configuration, and
wherein the fixing member passes through openings in the mesh-like configuration of the pad when the fixing member fixes the pad.

### Claim 4 (depends on 1)

The implant according to any one of claim 1, wherein the fixing member is a long object that is flexible.

### Claim 5 (depends on 4)

The implant according to claim 4,
wherein a fixing portion that is fixed to the living body is provided in at least one end portion of the long object.

### Claim 6 (depends on 5)

The implant according to claim 5,
wherein the fixing portion is a portion that punctures the living body, and the fixing portion of the long object has resistance greater than other portions of the long object when pulled out from the living body.

### Claim 7 (depends on 4)

The implant according to claim 4,
wherein the pad is configured to be pulled up and fixed to a side of the urethra from a side of a vaginal wall by tension from the long object.

### Claim 8 (depends on 1)

An implant apparatus comprising:
the implant according to claim 1; and
a tubular body that is used to move the pad to a target portion in a state where the shape of the pad is constrained.

### Claim 9 (depends on 8)

The implant apparatus according to claim 8,
wherein the tubular body is used to move the fixing member to a target portion.

### Claim 10 (depends on 8)

The implant apparatus according to claim 8, further comprising:
a positioning member that positions a distal portion of the tubular body with respect to the pad.

### Claim 11 (depends on 10)

The implant apparatus according to claim 10,
wherein the positioning member is a string-like body one end side of which is fixed to the pad and is inserted into the tubular body for use.

### Claim 12 (depends on 11)

The implant apparatus according to claim 11,
wherein one end side of the string-like body is fixed to a center portion of the pad, and
wherein the string-like body is configured to position the distal portion of the tubular body with respect to the center portion of the pad.

### Claim 13 (depends on 10)

The implant apparatus according to claim 10,
wherein the positioning member is a string-like body that has a foldback portion which is folded back, retains the pad in the foldback portion, and is inserted into the tubular body for use.

### Claim 14 (depends on 13)

The implant apparatus according to claim 13,
wherein the foldback portion of the string-like body retains the center portion of the pad, and
wherein the string-like body is configured to position the distal portion of the tubular body with respect to the center portion of the pad.

### Claim 15

An implant for treatment of urinary incontinence in women and configured to be implanted in a living body, the implant comprising:
a pad having a constrained state and a recovered state, the pad having a generally flat, plate-shaped appearance in the recovered state; and
at least one fixing member configured to pass through the pad to fix the pad in position such that the pad supports the urethra when implanted.

### Claim 16 (depends on 15)

The implant according to claim 15, wherein the pad is elastically deformable such that the pad returns to the recovered state from the constrained state by a self-recovery force.

### Claim 17 (depends on 16)

The implant according to claim 16, wherein the pad has a mesh-like configuration defined by a plurality of openings.

### Claim 18 (depends on 15)

The implant according to claim 15, wherein the at least one fixing member includes a fixing portion at one end portion thereof.

### Claim 19 (depends on 18)

The implant according to claim 18, wherein the fixing portion includes a plurality of V-shaped unit fixing portions.

### Claim 20 (depends on 19)

The implant according to claim 19, wherein the at least one fixing member comprises two fixing members.
