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CRT 2010 Washington DC, January 21, 2010 Medtronic CoreValve Trans-Femoral TAVI System. Dealing with Complications! Eberhard Grube, MD, FACC, FSCAI St.Elisabeth Hospital, Essen, Germany Heart Center Rhein-Ruhr Instituto Cardiologico Dante Pazzanese, São Paulo, Brazil
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Eberhard Grube, MD DISCLOSURES Consulting Fees Honoraria
Abbott Vascular, Boston Scientific Corporation, Cordis, a Johnson & Johnson Company, Medtronic CardioVascular, Inc. Honoraria Biosensors International , Boston Scientific Corporation, Medtronic CardioVascular, Inc Ownership Interest (Stocks, Stock Options or Other Ownership Interest) Biosensors International , Medtronic CardioVascular, Inc. I intend to reference unlabeled/ unapproved uses of drugs or devices in my presentation. I intend to reference off-label use of stents and valve prosthesis.
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Medtronic CoreValve implantation Tips and Tricks
Avoid complications (femoral access route) Balloon valvuloplasty Prosthesis positioning Options to correct mal-positioned prosthesis Treatment options for access site complications
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Wiring the aortic valve
Technique with AL1/2 and straight Terumo (alternativelly straight 0,035‘‘) Wire LAO 15 CAVEAT: do not engage the Coronaries Exchange for a 5 F Pigtail using a 260 Wire Simultaneous Pressure Recording
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Wiring the aortic valve
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Placing the stiff wire Amplatz Superstiff ST1 (short floppy tip 1 cm)
Alternative stiff wires Longer floppy tips aimmanually bending the stiff part into a pigtail shape 18 French sheath always over the stiff wire
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Balloon Valvuloplasty
Balloon catheters: Nucleus 12 F (Inoue like behavior) Stabilize position Z-med X 12 F Tyshak II (9 F to 25mm) rated burst Atm or other Valvuloplasty Balloons possible Rapid RV stimulation ~ BPM (systolic pressure <60 mmHg)
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Balloon valvuloplasty with Nucleus (Balloon Rupture !)
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Balloon Valvuloplasty using a 25 mm ZMed Balloon and simultaneous Dye Injection in a 28 mm Anulus (measured by CT)
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Aortic regurgitation III / IV after valvuloplasty (2-5%)
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Always have the Prosthesis loaded for immediate implantation
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Angiographic Result after 26mm CV
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Aortic Regurgitation IV after Valvuloplasty
Acute Aortic Regurgitation IV resulting in Acute LV overload Acute LV failure / asystole or VF due to Volume-loading of the LV
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...also during CPR (ongoing V-Fib)
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...also during CPR (ongoing V-Fib)
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Spontaneous Return to Sinus Rythm after implant
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Aortic Dissection after Valvuloplasty
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Aortic Dissection after Valvuloplasty treated by CV Implantation
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Aortic Dissection after Valvuloplasty treated with Prosthesis
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Push the wire to stabilize CoreValve position during delivery („ostial stenting“)
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Aortic Regurgitation after Delivery of the Prosthesis
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Aortic regurgitation after delivery of the prosthesis
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Prosthesis with insufficient radial force (due to calcification ) AR III
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Post-dilatation with bigger balloon
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Final result
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AR due to too deep prosthesis (paravalvular leakage)
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Re-positioning using a Goose Neck ‚snare‘ (15/20 mm) from femoral 6F
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Controlled during continuous pulling by monitoring of the diastolic blood pressure
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Example of a malpositioned prosthesis ( too deep ) >> repositioning mandatory
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Example of a ‘too deep’ prosthesis, re-positioned with a snare
From femoral unsuccessful
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Example of a ‘too deep’ prosthesis, re-positioned with a snare
From brachial successful
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Example of a ‘too deep’ prosthesis, re-positioned with a snare
Final result
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