WHAT IS LEFT VENTRICULAR ASSIST DEVICE?
Currently the greatest disadvantages of this devices are that their energy requirement is so heavy that the rechargable battery has to be kept outside body connected to the implanted device by a tube which protrude from the body. These tubes are called the drive lines. So the life can be uncomfortable with a constant source of infection and the discomfort of carrying the heavy battery along.
Patient has to be on life-long anticoagulant therapy.
WHAT ARE THE DEVICES AVAILABLE IN THE MARKET ?
Heartmate 2, Jarwik2,
WHAT ARE THE INDICATION OF LEFT VENTRICULAR DEVICES ?
Left ventricular assist devices can be used either as bridge to transplantation or as destination therapy. It is used as a bridge while waiting for transplant and the condition is too sick to carry forward inspite of best measures.
It is used as destination therapy when heart transplantation is contra-indicated or when the possibility of getting a heart is too low because of rarity of blood group.
WHAT ARE THE CONTRA-INDICATION FOR LEFT VENTRICULAR ASSIST DEVICES ?
Left ventricular devices are contrindicated when there is contra-indication for anti-coagulants.
WHAT ARE THE COMPLICATIONS OF LEFT VENTRICULAR DEVICES ?
Technical mafunction, infection around the drive line, complications related to anticoagulation,etc are the complications of left ventricular devices.
HOW TO PREPARE FOR LEFT VENTRICULAR ASSIST DEVICE IMPLANTATION ?
Like any other open heart operations.
WHAT ARE THE LONG TERM COMPLICATIONS OF LVAD INSERTION ?
Device malfunction, infection, anticoagulant related complications.