# US 10,118,028 B2 · Vibrating insertion tool

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- Number: US 10,118,028 B2
- Document ID: US10118028B2
- Status: Granted
- Kind: B2
- Application number: 14/063,671
- Filed: 2013-10-25
- Published: 2015-04-30
- Granted: 2018-11-06
- Earliest claimed: 2013-10-25
- Assignees: Cochlear Limited
- Applicants: Cochlear Limited
- Inventors: James G. E. Smith; John Thomas Roland, Jr.; Frank Risi; Ben Johnston
- Web page: https://patentgrep.com/patent/US10118028B2

## CPC

- A61N 1/0541: {Cochlear electrodes}
- A61B 17/28: Surgical forceps (biopsy forceps A61B10/06; {for holding suture needles or materials A61B17/0483; for removing or smashing calculi A61B17/221; surgical scissors A61B17/3201;} obstetrical forceps A61B17/44)
- A61B 17/30: Surgical pincettes, i.e. surgical tweezers {without pivotal connections (for holding suture needles or materials A61B17/0483)}
- A61B 2017/320088: {with acoustic insulation, e.g. elements for damping vibrations between horn and surrounding sheath}
- A61N: ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY (measurement of bioelectric currents A61B; surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body A61B18/00; anaesthetic apparatus in general A61M; incandescent lamps H01K; infrared radiators for heating H05B)
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)

## Abstract

Systems and methods are disclosed for insertion of implantable medical devices, and more particularly to insertion of implantable devices with a vibrating insertion tool. More specifically, a vibrating insertion tool is described, the insertion tool comprising an insertion tool controllable by a user to support and guide movement of an object, the insertion tool comprising an elongate arm having a proximal end region and a distal end region, the distal end region having a receiving region, a user-controllable vibration source for generating vibrations in accordance with a selected vibration profile, and an elongate rigid spine, connected to the vibration source and the receiving region, configured to deliver the vibrations to the receiving region.

## Claims

### Claim 1

A vibrating insertion tool comprising:
an insertion tool controllable by a user to support and guide movement of an object, the insertion tool comprising an elongate arm having a proximal end region and a distal end region, the distal end region having a receiving region;
a user-controllable vibration source for generating vibrations in accordance with a selected vibration profile; and
an elongate rigid spine, connected to the vibration source, configured to deliver the vibrations to the receiving region,
wherein the insertion tool is a cochlear electrode array insertion tool, and the insertion tool includes a second arm, wherein the elongate arm and the second arm articulate relative to one another so as to move respective tip sections of the tool towards each other to grip and hold the electrode array for insertion into a cochlear, and wherein open space is present between the elongate arm and the elongate rigid spine at all locations away from a respective tip section of the elongate arm, and wherein open space is present everywhere between the elongate rigid spine and the second arm.

### Claim 2 (depends on 1)

The vibrating insertion tool of claim 1, wherein the spine is configured to deliver the vibrations to the receiving region in accordance with a vibration profile that is substantially the same as the selected vibration profile.

### Claim 3 (depends on 1)

The vibrating insertion tool of claim 1, wherein the selected vibration profile is actively adjustable by the user.

### Claim 4 (depends on 1)

The vibrating insertion tool of claim 1, further comprising a user interface configured to receive instructions from the user related to the vibration profile.

### Claim 5 (depends on 4)

The vibrating insertion tool of claim 4, wherein the vibration source automatically generates second vibrations based on a second vibration profile based on the received instructions.

### Claim 6 (depends on 1)

The vibrating insertion tool of claim 1, further comprising a separator connected to the elongate arm and connected to the spine.

### Claim 7 (depends on 6)

The vibrating insertion tool of claim 6, wherein the separator is flexible.

### Claim 8 (depends on 1)

The vibrating insertion tool of claim 1, wherein the spine is substantially mechanically isolated from the arm.

### Claim 9 (depends on 8)

The vibrating insertion tool of claim 8, wherein the spine is mechanically isolated from the proximal end region of the elongate arm.

### Claim 10 (depends on 1)

The vibrating insertion tool of claim 1, wherein the spine is connected to a vibration source holder that couples the spine to the vibration source.

### Claim 11 (depends on 1)

The vibrating insertion tool of claim 1, wherein the object is an electrode assembly of a cochlear implant.

### Claim 12 (depends on 1)

The vibrating insertion tool of claim 1, wherein the vibration source is a sonic transducer.

### Claim 13 (depends on 1)

The vibrating insertion tool of claim 1, wherein the vibration source is configured to vibrate within a range having a maximum value of 200 Hz.

### Claim 14 (depends on 1)

The vibrating insertion tool of claim 1, wherein the spine extends a length at least about the same as the length of the insertion tool.

### Claim 15 (depends on 1)

The vibrating insertion tool of claim 1, wherein the spine supports the vibration source at a location remote from the insertion tool.

### Claim 16 (depends on 1)

The vibrating insertion tool of claim 1, wherein the spine extends from a distal location of the insertion tool to at least a location proximal the insertion tool.

### Claim 17 (depends on 1)

The vibrating insertion tool of claim 1, wherein the elongate rigid spine extends between the elongate arm and the second arm from the tip of the elongate arm, the tip of the elongate arm being at a distal end of the tool, and wherein the elongate rigid spine also includes a portion that dog legs outward away from between the elongate arm and the second arm to a side of the arms, after which the elongate rigid spine extends along a side of the arms to the vibration source.

### Claim 18 (depends on 1)

The vibrating insertion tool of claim 1, wherein the insertion tool is configured to be held in use by a surgeon at a location at a middle of the elongate arm and at a location at a middle of a second arm, wherein the insertion tool is a tool that makes use of two third-class levers connected at one fixed end corresponding to the fulcrum point of each lever with pincers at an end opposite the one fixed end, wherein the two levers correspond to the elongate arm and the second arm, and wherein the insertion tool is configured such that respective forces applied to the two levers in a direction towards each other moves the pincers towards each other.

### Claim 19

A vibrating insertion tool comprising:
an insertion tool controllable by a user to support and guide movement of an object, the insertion tool comprising an elongate arm having a proximal end region and a distal end region, the distal end region having a receiving region;
a user-controllable vibration source for generating vibrations in accordance with a selected vibration profile; and
an elongate rigid spine, connected to the vibration source, configured to deliver the vibrations to the receiving region,
wherein the insertion tool is a tweezers, and
wherein the elongate rigid spine extends between two arms of the tweezers from a tip of the elongate arm, the elongate arm being one of the two arms of the tweezers, the tip being at one of two pincers of the tweezers, and wherein the elongate rigid spine also includes a portion that dog legs outward away from between the two arms to a side of the two arms, after which the elongate rigid spine extends along a side of the arms to the vibration source.

### Claim 20 (depends on 19)

The vibrating insertion tool of claim 19, wherein the insertion tool is a cochlear electrode array insertion tool, and the insertion tool includes a second arm, wherein the second arm is the other of the two arms of the tweezers, wherein the elongate arm and the second arm articulate relative to one another so as to move respective tip sections of the arms towards each other to grip and hold the electrode array for insertion into a cochlear, and wherein open space is present between the elongate arm and the elongate rigid spine at all locations away from the tip section of the elongate arm, and wherein open space is present everywhere between the elongate rigid spine and the second arm.

### Claim 21 (depends on 19)

The vibrating insertion tool of claim 19, wherein the elongate rigid spine extends between the elongate arm and a second elongate arm of the tweezers from a tip of the elongate arm, the tip forming one of two pincers of the tweezers.

### Claim 22 (depends on 19)

The vibrating insertion tool of claim 19, wherein the elongate rigid spine is isolated from the elongate arm and a second arm of the tweezers at the locations away from a tip of the elongate arm.

### Claim 23

A cochlear electrode array insertion tool, comprising:
an apparatus configured to releasably grip and support and move the cochlear electrode array during insertion of the cochlear electrode array into a cochlea; and
a vibrator, wherein
the cochlear electrode array insertion tool includes a handle comprising a first handle region and a second handle region,
the apparatus includes a first surface and a second surface at a distal portion of the tool, wherein the cochlear electrode array insertion tool is configured to move the first surface and the second surface relative to each other from human hand input from the handle regions as a result of the handle being extensions of the apparatus configured to releasably grip and support and move the cochlear electrode array,
wherein the first handle region and the second handle region articulate relative to one another so as to respectively move the first surface and the second surface towards each other to grip and hold the electrode array for insertion into a cochlear,
wherein the insertion tool includes an elongate rigid spine, connected to the vibrator configured to deliver the vibrations to the distal portion of the tool, and
wherein open space is present between the first handle region and the elongate rigid spine at all locations away from a respective tip section of the insertion tool, and wherein open space is present everywhere between the elongate rigid spine and the second handle region.

### Claim 24 (depends on 23)

The tool of claim 23, wherein the apparatus configured to releasably grip and support and move the cochlear electrode array is a manually actuated apparatus.

### Claim 25 (depends on 23)

The tool of claim 23, wherein the apparatus configured to releasably grip and support and move the cochlear electrode array is a tweezers.
