Cpr compressions indicator, Cpr idle time display, Fully release prompt – ZOLL E Series Monitor Defibrillator Rev R User Manual

Page 58: Cpr voice prompts, Compressions bar graph

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E Series Operator’s Guide

7-2

9650-1210-01 Rev. R

compression indicators and CPR idle time described in
the next sections.

CPR Compressions Indicator

This rectangular bar shaped figure provides a quick,
overall indicator of how well the rescuer's combined rate
and depth of chest compressions match the AHA/ERC
recommendations for adult CPR.

Before chest compressions begin (and after each
shock), the Chest Compression Indicator is displayed as
a hollow outline. This indicator starts to fill with color as
compressions begin (filling from left to right), and
becomes fully filled when consistent chest compression
depth exceeding 1.75 or 2.0 inches (depending on the
configuration) and rate exceeding 90 compressions per
minute (cpm) are achieved simultaneously. Should the
chest compression rate or depth begin to fall below the
AHA/ERC recommended levels, the indicator will only
partially fill to indicate the need for more vigorous efforts.
Following the cessation of compressions, the indicator’s
fill level gradually decreases until a hollow outline is
displayed after a short period of time.

When complete filling of the CPR Compression Indicator
has not been achieved due to diminished compression
rate or depth, the E Series will display the letter R for
Rate and/or the letter D for depth to assist the rescuer in
determining whether chest compression rate or depth
should be increased. When an appropriate rate and
depth have been achieved, these letters will disappear
from the display field.

CPR Idle Time Display

This display indicates the elapsed time in minutes and
seconds since the last detected chest compression.
When compressions are being delivered at a rate of 11
cpm or higher, the idle time will not be displayed. Ten
seconds following the cessation of compressions, the
idle time will be displayed in place of the Compression
Indicator bar. As soon as a new compression is
detected, the idle time is removed from the screen. If no

compressions have been delivered for more than 20
minutes, dashes (---) will be displayed in this time field.

FULLY RELEASE Prompt

The E Series unit can be configured to display the text
prompt, FULLY RELEASE, which instructs rescuers to lift
(fully release) their hands from the patient’s chest after
compressions to allow full recoil.

By default, the FULLY RELEASE text prompt is not
enabled.

CPR Voice Prompts

The E Series can be configured to issue voice prompts
related to the depth of chest compressions as feedback
to rescuers performing CPR. Two voice prompts are
available for this purpose:

Push Harder

Good Compressions

When chest compressions are detected but their depth is
consistently less than 1.5 or 2 inches (3.8 or 5 cm)
depending on the configuration, the defibrillator will
periodically issue the prompt “Push Harder”. If the
rescuer responds by increasing compression depth on a
consistent basis to more than 1.5 or 2 inches (3.8 or
5 cm), depending on the configuration, the unit will issue
a “Good Compressions” prompt.

See the E Series Configuration Guide for information on
enabling/disabling CPR voice prompts.

Compressions Bar Graph

The E Series can display a CPR compression bar graph
computed from the CPR sensor signals. This bar graph,
representing depth of compression, is presented on a
displacement scale with a reference marker at 1.5 or
2.0 inches, depending on the configuration. The E Series
displays a minimum of 12 seconds of compression data.

00:17

ECG

24

NIBP

---

---

SpO2%

---

CO2

---

m

m

Hg

---

RR

ECG

II

157

x2

*

*

Param

Wave 2

Alarms

Sync

On/Off

12 Lead

CPR

D

00:17

ECG

24

NIBP

---

---

SpO2%

---

CO2

---

m

m

Hg

---

RR

ECG

II

120

x2

*

*

Param

Wave 2

Alarms

Sync

On/Off

12 Lead

PADS

01:13 IDLE

CPR

CPR Idle Time

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