# US 2017/0281176 A1 · Medical clip device, method for producing medical clip device and method for operating thereof

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- Number: US 2017/0281176 A1
- Document ID: US20170281176A1
- Status: Published application
- Kind: A1
- Application number: 15/626,542
- Filed: 2017-06-19
- Published: 2017-10-05
- Earliest claimed: 2014-12-25
- Assignees: Kaneka Corporation
- Applicants: Kaneka Corporation
- Inventors: Naotake Maekubo; Masato Tsueda
- Web page: https://patentgrep.com/patent/US20170281176A1

## CPC

- A61B 17/1227: {Spring clips}
- A61B 1/005: Flexible endoscopes
- A61B 17/10: for applying or removing wound clamps {, e.g. containing only one clamp or staple (A61B17/076 takes precedence; containing multiple wound clamps A61B17/068)}; Wound clamp magazines
- A61B 17/1285: {for minimally invasive surgery}
- A61B 1/018: for receiving instruments
- A61B 17/083: {Clips, e.g. resilient}
- A61B 2017/0034: {adapted to be inserted through a working channel of an endoscope}
- A61B 2017/00526: {Methods of manufacturing}
- A61B 2017/00853: {low friction, hydrophobic and corrosion-resistant fluorocarbon resin coating (ptf, ptfe, polytetrafluoroethylene)}
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)

## Abstract

A medical clip device includes an outer tubular body; an inner tubular body provided in the outer tubular body; a clip provided at a distal side of the inner tubular body; and a line member including a first end part, a second end part, and a middle part, wherein the first end part and the second end part extend out of the inner tubular body from an inside of the inner tubular body at a proximal side of the inner tubular body, and the middle part is hung on the clip at the distal side of the inner tubular body.

## Claims

### Claim 1

A medical clip device comprising:
an outer tubular body;
an inner tubular body provided in the outer tubular body;
a clip provided at a distal side of the inner tubular body; and
a line member comprising a first end part, a second end part, and a middle part, wherein
the first end part and the second end part extend out of the inner tubular body from an inside of the inner tubular body at a proximal side of the inner tubular body, and the middle part is hung on the clip at the distal side of the inner tubular body.

### Claim 2 (depends on 1)

The medical clip device according to claim 1, wherein
the line member is coated with a fluororesin.

### Claim 3 (depends on 1)

The medical clip device according to claim 1, wherein
an inner edge part of the clip hanging the line member is chamfered.

### Claim 4 (depends on 1)

The medical clip device according to claim 1, wherein
a medical fixing member is anchored to at least one of the first end part and the second end part of the line member.

### Claim 5 (depends on 4)

The medical clip device according to claim 4, wherein
the medical fixing member comprises:
a hole member having a hole part; and
a rod member that is engaged with the hole part and holds the line member between the rod member and the hole member, wherein
a groove for winding the line member is formed on a surface of the rod member.

### Claim 6 (depends on 5)

The medical clip device according to claim 5, wherein
a first slit is formed on the rod member, and
a plurality of the grooves are formed on the surface of the rod member and connected to each other through the first slit.

### Claim 7 (depends on 5)

The medical clip device according to claim 5, wherein
a second slit is formed on an outer surface of the hole member, and
the second slit is connected to the hole part and extends along the hole part.

### Claim 8 (depends on 5)

The medical clip device according to claim 5, wherein
a cut fixing a part of the line member is formed on the rod member.

### Claim 9 (depends on 5)

The medical clip device according to claim 5, wherein
an elastic modulus of the hole member is higher than an elastic modulus of the rod member.

### Claim 10 (depends on 1)

The medical clip device according to claim 1, further comprising
a first handle connected to a proximal side of the outer tubular body and being movable in an axial direction of the outer tubular body, and
a second handle connected to the proximal side of the inner tubular body.

### Claim 11 (depends on 10)

The medical clip device according to claim 10, wherein
a projecting part fixing the line member is provided on an outer surface of the second handle.

### Claim 12 (depends on 1)

The medical clip device according to claim 1, wherein
the clip comprises two pinching base plates and a fastener member provided outside of the pinching base plates, wherein
the fastener member has an outer diameter larger than an inner diameter of the inner tubular body, and is movable in the axial direction.

### Claim 13

A method for producing a medical clip device, wherein the medical clip device comprises an outer tubular body, an inner tubular body provided in the outer tubular body, and a clip provided at a distal side of the inner tubular body, the method comprising:
hanging a line member on the clip, wherein the line member comprises a first end part and a second end part; and
pulling the first end part and the second end part out of the inner tubular body from an inside of the inner tubular body at a proximal side of the inner tubular body.

### Claim 14 (depends on 13)

The method for producing a medical clip device according to claim 13, wherein the medical clip device further comprises a medical fixing member including a hole member having a hole part, and a rod member that is engaged with the hole part and holds the line member between the rod member and the hole member, wherein a groove for winding the line member is formed on a surface of the rod member, the method further comprising:
inserting a part of the line member into the hole part of the hole member;
holding the line member between the hole member and the rod member after engaging the rod member to the hole part; and
winding the line member around the groove of the rod member.

### Claim 15 (depends on 1)

A method for operating the medical clip device according to claim 1, comprising:
closing the clip; and
moving the one end part of the line member to the proximal side.

### Claim 16 (depends on 1)

A method for operating the medical clip device according to claim 1, comprising:
closing the clip; and
moving the first end part and the second end part of the line member to the proximal side.
