# US 2017/0281925 A1 · Configurable electrodes and sensors

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- Number: US 2017/0281925 A1
- Document ID: US20170281925A1
- Status: Published application
- Kind: A1
- Application number: 15/467,674
- Filed: 2017-03-23
- Published: 2017-10-05
- Earliest claimed: 2016-03-29
- Assignees: ZOLL Medical Corporation
- Applicants: ZOLL Medical Corporation
- Inventors: Annemarie Silver; Paolo Giacometti; Guy Johnson; Gary Freeman; Lisa Campana; Frederick Geheb
- Web page: https://patentgrep.com/patent/US20170281925A1

## CPC

- A61N 1/046: {Specially adapted for shock therapy, e.g. defibrillation}
- A61B 5/4848: {Monitoring or testing the effects of treatment, e.g. of medication}
- A61B 5/6823: {Trunk, e.g., chest, back, abdomen, hip}
- A61B 5/6832: {using adhesives (conductive adhesive for bioelectric electrodes A61B5/259)}
- A61B 5/6843: {Monitoring or controlling sensor contact pressure}
- A61N 1/0496: {characterised by using specific chemical compositions, e.g. hydrogel compositions, adhesives}
- A61N 1/3925: {Monitoring; Protecting}
- A61B 2505/01: Emergency care
- A61B 2562/0219: Inertial sensors, e.g. accelerometers, gyroscopes, tilt switches
- A61B 2562/0247: Pressure sensors
- 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

Example defibrillator electrode assemblies compression assemblies are described that may be dimensioned and configured for use on a patient despite physical constraints that limit the area or locations on a patient onto which an electrode assembly may be placed. A cardio pulmonary resuscitation (CPR) assembly is also described that protects a patient with a transthoracic incision from further injury during application of CPR compressions proximate to the incision.

## Claims

### Claim at position 1

1-22. (canceled)

### Claim 23

A defibrillation electrode assembly for use in providing resuscitative treatment to a patient, comprising:
at least one therapy pad comprising:
a non-conductive substrate, and
an electrically conductive layer in contact with the non-conductive substrate and configured to distribute a defibrillation current,
wherein the at least one therapy pad has an aspect ratio of greater than 3:1.

### Claim 24

(canceled)

### Claim 25 (depends on 23)

The defibrillation electrode assembly of claim 23, wherein the aspect ratio of the at least one therapy pad is at least 5:1.

### Claim 26 (depends on 23)

The defibrillation electrode assembly of claim 23, further comprising a conductive gel in contact with the electrically conductive layer.

### Claim 27 (depends on 23)

The defibrillation electrode assembly of claim 23, wherein the at least one therapy pad further comprises a perimeter edge, and further wherein the perimeter edge has a curved edge from a point at the perimeter edge to an end of at least one straight line to form a rounded corner.

### Claim 28 (depends on 23)

The defibrillation electrode assembly of claim 23, wherein the at least one therapy pad further comprises a pattern disposed on the at least one therapy pad, the pattern depicting at least one boundary at which a first portion of the at least one therapy pad is configured to be separable from a second portion of the at least one therapy pad, the first portion and the second portion each including a portion of the electrically conductive layer.

### Claim 29 (depends on 28)

The defibrillation electrode assembly of claim 28, wherein the pattern comprises a plurality of approximately parallel lines defining a plurality of elongated members.

### Claim 30 (depends on 28)

The defibrillation electrode assembly of claim 28, wherein the pattern comprises perforations or thinned regions defined by at least the non-conductive substrate and the electrically conductive layer.

### Claim 31 (depends on 23)

The defibrillation electrode assembly of claim 23, further comprising an adhering material configured to transmit the defibrillation current from the electrically conductive layer to the patient and configured to couple the therapy pad to a sensitive region of the patient, wherein the adhering material exhibits a peel strength of between 0.01 lbs and 0.5 lbs at a pull rate of 10 inches/min.

### Claim 32 (depends on 23)

The defibrillation electrode assembly of claim 23, further comprising a sterile pouch configured to hold a chest compression sensor within a sterile space.

### Claim 33

A defibrillation electrode assembly for use in providing resuscitative treatment to a patient, comprising:
a therapy pad comprising:
a non-conductive substrate, and
an electrically conductive layer in contact with the non-conductive substrate and configured to distribute a defibrillation current; and
a sterile pouch configured to hold a chest compression sensor within a sterile space.

### Claim 34 (depends on 33)

The defibrillation electrode assembly of claim 33, further comprising a chest compression sensor wherein the chest compression sensor comprises at least one of an accelerometer and a gyroscope.

### Claim 35 (depends on 34)

The defibrillation electrode assembly of claim 34, wherein the chest compression sensor is configured to be placed at a position away from a sternum during administration of chest compressions.

### Claim 36 (depends on 34)

The defibrillation electrode assembly of claim 34, wherein the chest compression sensor is configured to be placed over a sternum during administration of chest compressions.

### Claim 37 (depends on 34)

The defibrillation electrode assembly of claim 34, wherein the sterile pouch is configured to prevent exposure of the chest compression sensor within a sterile field associated with a transthoracic incision.

### Claim 38 (depends on 33)

The defibrillation electrode assembly of claim 33, further comprising a conductive gel in contact with the electrically conductive layer.

### Claim at position 18

39-41. (canceled)

### Claim 42 (depends on 33)

The defibrillation electrode assembly of claim 33, further comprising:
an electrical conductor connected to the chest compression sensor, the electrical conductor configured to transmit at least one of acceleration data and orientation data from the chest compression sensor to a processor.

### Claim 43 (depends on 42)

The defibrillation electrode assembly of claim 42, wherein the sterile pouch is configured to encapsulate the chest compression sensor and at least a portion of the electrical conductor.

### Claim 44 (depends on 42)

The defibrillation electrode assembly of claim 42, wherein the electrical conductor comprises a ribbon cable.

### Claim 45 (depends on 33)

The defibrillation electrode assembly of claim 33, further comprising a pattern disposed on the therapy pad, the pattern depicting at least one boundary at which a first portion of the therapy pad is separable from a second portion of therapy pad, the first portion and the second portion each including a portion of the electrically conductive layer.

### Claim 46 (depends on 33)

The defibrillation electrode assembly of claim 33, wherein the sterile pouch includes a sealed closure for maintaining the chest compression sensor within the sterile space.

### Claim 47 (depends on 46)

The defibrillation electrode assembly of claim 46, wherein opening of the sealed closure exposes the chest compression sensor to a surrounding environment.

### Claim 48 (depends on 33)

The defibrillation electrode assembly of claim 33, further comprising a pattern disposed on the therapy pad, the pattern depicting at least one boundary at which a first portion of the therapy pad is configured to be separable from a second portion of the therapy pad, the first portion and the second portion each including a portion of the electrically conductive layer.

### Claim 49 (depends on 33)

The defibrillation electrode assembly of claim 33, wherein the therapy pad has an aspect ratio of greater than 3:1.

### Claim 50 (depends on 33)

The defibrillation electrode assembly of claim 33, further comprising an adhering material configured to transmit the defibrillation current from the electrically conductive layer to the patient and configured to couple the therapy pad to a sensitive region of the patient, wherein the adhering material exhibits a peel strength of between 0.01 lbs and 0.5 lbs at a pull rate of 10 inches/min.

### Claim at position 28

51-94. (canceled)

### Claim 95

A sensor assembly for use in providing resuscitative treatment to a patient, comprising:
a chest compression sensor configured to provide motion information for characterizing chest compressions; and
an adhering material configured to couple the chest compression sensor to a sensitive region of the patient, wherein the adhering material exhibits a peel strength of between 0.01 lbs and 0.5 lbs at a pull rate of 10 inches/min.

### Claim 96 (depends on 95)

The sensor assembly of claim 95, further comprising a covering material surrounding the chest compression sensor, the covering material having a pattern depicting at least one boundary at which a first portion of the covering material is configured to be separable from a second portion of the covering material, the first portion of the covering material surrounding the chest compression sensor.

### Claim 97 (depends on 95)

The sensor assembly of claim 95, further comprising a sterile pouch configured to hold the chest compression sensor within a sterile space.

### Claim at position 32

98-101. (canceled)
