Left Ventricular Assistive Devices (LVADs) & ECMO Actual Exam Questions
With Reviewed 100% Correct Detailed Answers Guaranteed Pass!!Current
Update (Verified Pass)
T/F: An LVAD is a mechanical device
with internal and external components,
allowing parameter and setting changes True!
to be made by the Cardiologist based on
patient presentation.
A mechanical pump is attached to the
Left ventricle and assists with pumping
How does a LVAD help with heart func-
blood through the aorta and to the pe-
tion?
riphery, reducing the load on the native
heart tissue.
T/F: A patient with an LVAD must wear a
False, there is a non-portable battery op-
vest with the 2 battery packs on it at all
tion for sleeping overnight.
times
LVADs have a very specific use-case
End-Stage Left Ventricular (Systolic)
scenario. These devices are indicated for
Heart Failure
what condition?
Patient does not want a transplant, and
would rather use the LVAD to support
What is Destination Therapy?
them until death (LVAD = final destina-
tion).
- lower resting BP ('soft pressures' of
90s/70s)
- weak or absent peripheral pulses (use
How are resting and exercise vital sign
doppler)
responses different in those with LVADs?
- blunted pleth on SpO2/pulse oximeter
- limited cardiovascular response to ex-
ercise (HR ~ 100-110)
1) Flow Rate (L/min) is the MOST impor-
tant! Normal = 4-6 L/min
2) Revolutions Per Minute (rpm) should
range from 5000 - 6000 (in theory, higher
LVAD-Specific 'Vital Signs' RPM = higher flow rate, note that it WILL
fluctuate)
3) Power (Watts) needed to keep pump
running should be 4.5 - 6.5 W
4) Pulse Index (how much blood is be-
1/3
With Reviewed 100% Correct Detailed Answers Guaranteed Pass!!Current
Update (Verified Pass)
T/F: An LVAD is a mechanical device
with internal and external components,
allowing parameter and setting changes True!
to be made by the Cardiologist based on
patient presentation.
A mechanical pump is attached to the
Left ventricle and assists with pumping
How does a LVAD help with heart func-
blood through the aorta and to the pe-
tion?
riphery, reducing the load on the native
heart tissue.
T/F: A patient with an LVAD must wear a
False, there is a non-portable battery op-
vest with the 2 battery packs on it at all
tion for sleeping overnight.
times
LVADs have a very specific use-case
End-Stage Left Ventricular (Systolic)
scenario. These devices are indicated for
Heart Failure
what condition?
Patient does not want a transplant, and
would rather use the LVAD to support
What is Destination Therapy?
them until death (LVAD = final destina-
tion).
- lower resting BP ('soft pressures' of
90s/70s)
- weak or absent peripheral pulses (use
How are resting and exercise vital sign
doppler)
responses different in those with LVADs?
- blunted pleth on SpO2/pulse oximeter
- limited cardiovascular response to ex-
ercise (HR ~ 100-110)
1) Flow Rate (L/min) is the MOST impor-
tant! Normal = 4-6 L/min
2) Revolutions Per Minute (rpm) should
range from 5000 - 6000 (in theory, higher
LVAD-Specific 'Vital Signs' RPM = higher flow rate, note that it WILL
fluctuate)
3) Power (Watts) needed to keep pump
running should be 4.5 - 6.5 W
4) Pulse Index (how much blood is be-
1/3
