LVAD in India, LVAD Implantation in India, LVAD II Final Output 20/10/2015
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Transcript of LVAD in India, LVAD Implantation in India, LVAD II Final Output 20/10/2015
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Ventricular Assist Devices
Dr. Kewal Krishan MBBS MS MCh DNB MNAMS FIACS (CTVS)Advanced Fellow, Mayo Clinic & Mount Sinai, USA
Program Head, Heart Transplant & Ventricular Assist Devices
Senior Consultant Cardiac Surgeon
Max Superspeciality Hospital, Saket, NewDelhi
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Advanced Heart Failure - Definition
Patients have significant cardiac dysfunction and marked symptoms: dyspnea, fatigue end-organ hypoperfusion at rest or with minimal exertion despite maximal medical
therapy AHA Stage D Refractory symptoms requiring specialized
interventions to manage symptoms or prolong lifeGoodlin et al, Journal of Cardiac Failure Vol. 10 No. 3 2004Hunt SA et al JACC 2001;38:2101–13.
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INTERMACS Profiles 1-3 Interagency Registry for Mechanical Circulatory Support
‘Frequent Flyer’Stevenson, JHLTX; 09:535
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INTERMACS Profiles 4-7
Stevenson, JHLTX; 09:535
‘Housebound’
‘Class IIIb’
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Deg
ree
of C
ircul
ator
y Su
ppor
t
IABP
PARTIAL SUPPORTCI* ↑15% CI ↑30-60%
ECMO
+
FULL SUPPORTCI ↑100%
Levitronix CentriMagAbiomed BVS 5000Abiomed AB 5000Abiomed Impella 5.0 LP Abiomed Impella 5.0 LD
TandemHeart pVADAbiomed Impella 2.5 LP
Short-term MCS Devices
*CI – cardiac index
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VAD Components
Inflow cannula
Outflow Graft
Percutaneous drive line
Pump
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HEART WARE
• Weigh 145 gms• Pumps 4-5 liter/min• No pocket required• Under clinical trial
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Peripherals
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Circulite
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HeartMate II® Left Ventricular Assist System
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CASE 1
Mr. SDC a 38 yr old man Kn case of Dilated CMP with AICD x 2yrs Admitted to another hospital, He was put on ventilator due
to pul.edema and was in multiorgan failure. He was told he would die in next few hrs. I received call if emegernt extracorporeal LVAD can be
considered Transferred the patient to our hospital IV infusions( inotropes/Swan/ IABP was inserted to
optimise him as he had fever(39.5)
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CASE 1
Lab at admission were TLC 24000, Cr.7.8 Urea 272, SGOT/PT 8700/5660 Neurological status was unknown. CRRT started for high Cr. – Remained for 4 days and Cr.
Came down to 2.2 After 2 days he woke up On esmolol infusion for VT Started recovering and 2 options were discussed with
family Heart Transplant and LVAD Becoz of Puacity of organ donation LVAD looked more
appropriate
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CASE 1
Inotopes weaned to minimal/ Esmolol stopped/ With the anticipation of putting LVAD IABP was removed
to avoid intravascular lines. 3 hrs after removal of IABP – Crashed - Reintubated—
IABP reinserted LVAD was implanted after few days on Feb 16. IABP was removed - All inotropes weaned off – Moved to
Room Had post op AF –settled with pharmacotherapy Discharged home after 3 wks of surgery.
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19CT AORTOGRAM
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20CT AORTOGRAM
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Case 2
36 yrs old young man Kn cae of dilated cardiomayopathy since Aug 2013.
CRT was not offerred becoz of narrow QRS complex Had 2 episodes of acute heart failure with abnormal
labs. Airlifted few days ago to another hospital for
pulm.edema Labs showed raised LFT and RFT and low perfusion
state.
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Case 2
Advised LVAD – shifted to our hospital IV inotropes /Swan /diretics – Medical optimization
Cardiac index at time of insertion was 0.75 Got better – LVAD implanted on March 12, 2015 Extubated next morning – Recovered uneventfully. Off inotropes/ Swan removed in 4 days Discharged home on POD 11
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Per operative View
Intracorporeal Ventricular assist device ( Heart Ware)
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Short-Term Extracorporeal Assist DeviceDevi
Levitronix CentriMag
Magnetically-levitated centrifugal pump Continuous-flow rotary pump Electrical actuation– magnetic coupling of
the motor and impellor Capable of 6 ~ 9 L/min at 5500 RPM Left, Right, or Biventricular support Operative placement requiring sternotomy Bridge to recovery
Courtesy of Levitronix, Inc.
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Extra Corporeal Membrane Oxygenation ( ECMO)
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www.kewalkrishan.com
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Thank you