test 9 percutaneous devices

Question 1

Abiomed Impella 2.5/5.0

Answer 1

 Intracatheter VAD
 Can pump 2.5/5.0 Lpm
 Pulls blood from the LV tip to the aorta.

Question 2

Thoratec Heartmate Percutaneous Heart Pump

Answer 2

• like the impella
   Can generate near physiologic blood flow (4-5 lpm)
   Percutaneous insertion
   Hemocompatability
   Extends from 13fr insertion to 24fr once across AV
   Retract sheath which expands cannula
   Moved blood from LV to Ao
   Used in patients with elective or urgent high-risk PCI, but not candidates for CABG.

Question 3

Tandem Heart

Answer 3

 Left atrium to femoral artery
         Transseptal cannula
 10cc hydrodynamic centrifugal pump
         Integrated motor
 5LPM flow
         Cannula dependent
                 Tandem Heart transseptal cannula and 17fr arterial cannula = 5LPM
 Floats on fluid bearing
         10cc/hr saline drip into lower chamber
                 Cools and lubricates

Question 4

Tandem Heart controller

Answer 4

 Step by step setup on screen
 21 pounds
         Mounts on standard iv pole at bedside
 1 hour backup battery
 Transonic flow probe
 Self diagnostic
         Displays alarms and problems
 Integrated air bubble detector

Question 5

Berlin Heart

Answer 5

 December 16, 2011 – FDA approved Berlin Heart (Excor Pediatric System)
 Had been available for compassionate use
 Apply for approval, order from Germany
 Now can stock all sizes of devices in hospitals
 Bridge to Transplant