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First Total Artificial Heart implanted in
California
Newswise,
February 1, 2011 — On January 7, 2011, UC
San Diego Medical Center performed the West
Coast’s first implant of the world’s only
FDA-approved total artificial heart.
During the four-hour procedure, the
patient’s diseased heart was completely
removed and replaced by a lifesaving device
that rapidly restored blood flow to his
entire body.
The patient, who suffered from a near-fatal
heart virus in his 20s, recently underwent
heart transplant surgery and is now
recovering.
“The total artificial heart is a good device
for people who are just beginning to lose
the function of their kidneys, liver,
intestines, lungs and brain. Patients may be
near the point of organ failure but the
damage is still reversible,” said Jack
Copeland, MD, professor of surgery and
director of cardiac transplantation and
mechanical circulatory support at UC San
Diego Health System.
“The total artificial heart goes in and, in
most cases, the patients can recover from
metabolic disaster, provided they are not
too advanced in age, weak, or suffering from
other chronic organ disease.”
For patients who receive the total
artificial heart, and stay in the hospital,
approximately 80 percent are transplanted in
six months. Almost all are transplanted at
the one-year mark.
During total artificial heart surgery, the
patient’s chest wall is opened. Medicines
are used to stop the heart to allow the team
to operate while the heart is not beating.
A heart-lung machine keeps oxygen-rich blood
moving through the body. Copeland then
begins the process of removing the dying
heart. Both ventricles are removed, leaving
the upper chambers of the heart to connect
to the device.
When the device is attached, the heart-lung
machine is switched off and the total
artificial heart starts pumping about eight
liters of blood per minute.
“All of a sudden the organs are pinking up
and working again. It all happens before
your eyes, right in the operating room,”
said Copeland.
“It’s amazing to see these patients rescued
from death and brought back to life. Within
days, many patients are breathing on their
own.
"In
less than two weeks, they are out of bed and
walking more than 100 feet, and getting
re-nourished in preparation for a heart
transplant.”
Each year, more than 5 million Americans are
diagnosed with heart failure. For some,
medical therapies such as beta blockers are
a lifesaver.
For others with end-stage heart disease, the
only option for survival is one of 2,500
donated hearts. The total artificial heart
extends the life of the patient until a
match can be found.
“Heart failure is a slow insidious way to
die. Basically the patient suffocates as
time passes,” said Copeland.
“Some patients have to take small triple
breaths just to take in the equivalent of
one normal breath. They become malnourished
because they cannot exercise. They consume
their calories just trying to breathe.”
For more than 30 years, Copeland has
pioneered the field of heart transplantation
and device therapy.
In 1979, he performed Arizona’s first heart
transplant and in 1985 became the first
surgeon in the world to successfully use the
total artificial heart as a bridge to
transplant.
During his career, Copeland has performed
more than 850 heart transplants and 100
implants of the total artificial heart,
which is manufactured by SynCardia. Copeland
helped found Syncardia in 2002 and serves on
their board with no compensation.
Implanting the total artificial heart is not
without risks. The two major complications
which may arise are clotting and slow
healing of the chest.
Copeland says that in the next year
Americans may begin pushing for the total
artificial heart as a permanent replacement
and that more studies need to be done to
prove the viability of this assertion.
To date, the longest anyone has ever been on
the total artificial heart is more than
1,100 days.
Under the leadership of Dr. Stuart Jamieson,
chief of heart surgery, the surgery team
includes Jack Copeland, MD, Victor
Pretorius, MD, Michael Madani, MD, David
Garcia, NP, and Amanda Topik, RN.
In April 2011, UC San Diego Health System
will open the doors to the Sulpizio
Cardiovascular Center. This new
128,000-square-foot facility will unify UC
San Diego Health System’s ambulatory,
clinical, and inpatient heart and stroke
care in one convenient location.