Configurable electrodes and sensors
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.
1. A defibrillation electrode assembly for use in providing resuscitative treatment to a patient, comprising:
an individual therapy pad comprising
a non-conductive substrate,
an electrically conductive layer in contact with the non-conductive substrate and configured to distribute a defibrillation current,
a single terminal in electrical communication with the electrically conductive layer, and
a lead wire connected to the terminal, the lead wire and the terminal placing the electrically conductive layer in electrical contact with a power source,
wherein the individual therapy pad has a length to width aspect ratio of equal to or greater than 3:1 and less than or equal to 30:1.
2. The defibrillation electrode assembly of claim 1 , wherein the length to width aspect ratio of the individual therapy pad is from 5:1 to 20:1.
3. The defibrillation electrode assembly of claim 1 , further comprising a conductive gel in contact with the electrically conductive layer.
4. The defibrillation electrode assembly of claim 1 , wherein the individual 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.
5. The defibrillation electrode assembly of claim 1 , wherein the individual therapy pad further comprises a pattern disposed on the individual therapy pad, the pattern depicting at least one boundary at which a first portion of the individual therapy pad having the single terminal is configured to be separable from a second portion of the individual therapy pad.
6. The defibrillation electrode assembly of claim 5 , wherein the pattern comprises a plurality of approximately parallel lines defining a plurality of elongated members.
7. The defibrillation electrode assembly of claim 5 , wherein the pattern comprises perforations or thinned regions defined by at least the non-conductive substrate and the electrically conductive layer.
8. The defibrillation electrode assembly of claim 1 , further comprising an adhering material configured to transmit the defibrillation current from the electrically conductive layer to the patient and configured to couple the individual 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.
9. The defibrillation electrode assembly of claim 1 , further comprising:
a sterile pouch defining a sterile space therein; and
a chest compression sensor within the sterile space.
10. 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;
a sterile pouch defining a sterile space therein; and
a chest compression sensor removably within the sterile space of the sterile pouch.
11. The defibrillation electrode assembly of claim 10 , further comprising a chest compression sensor wherein the chest compression sensor comprises at least one of an accelerometer and a gyroscope.
12. The defibrillation electrode assembly of claim 11 , wherein the chest compression sensor is configured to be placed at a position away from a sternum during administration of chest compressions.
13. The defibrillation electrode assembly of claim 11 , wherein the chest compression sensor is configured to be placed over a sternum during administration of chest compressions.
14. The defibrillation electrode assembly of claim 11 , wherein the sterile pouch with the chest compression sensor therein is configured to be disposed within a sterile field prior to use, the sterile pouch preventing exposure of the chest compression sensor within a sterile field associated with a transthoracic incision.
15. The defibrillation electrode assembly of claim 10 , further comprising a conductive gel in contact with the electrically conductive layer.
16. The defibrillation electrode assembly of claim 10 , 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.
17. The defibrillation electrode assembly of claim 16 , wherein the sterile pouch is configured to encapsulate the chest compression sensor and at least a portion of the electrical conductor.
18. The defibrillation electrode assembly of claim 16 , wherein the electrical conductor comprises a ribbon cable.
19. The defibrillation electrode assembly of claim 10 , 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.
20. The defibrillation electrode assembly of claim 10 , wherein the sterile pouch includes a sealed closure for maintaining the chest compression sensor within the sterile space.
21. The defibrillation electrode assembly of claim 20 , wherein opening of the sealed closure exposes the chest compression sensor to a surrounding environment.
22. The defibrillation electrode assembly of claim 10 , 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.
23. The defibrillation electrode assembly of claim 10 , wherein the therapy pad has a length to width aspect ratio of greater than or equal to 3:1 and less than or equal to 30:1.
24. The defibrillation electrode assembly of claim 10 , 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.