Transcatheter Aortic Valve Replacement...
Transcript of Transcatheter Aortic Valve Replacement...
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James Hermiller, MD, FACC, FSCAI
St Vincent Medical Group
St Vincent Heart Center
Indianapolis, IN
Transcatheter Aortic Valve
Replacement (TAVR)
ACC Regional Meeting
October 19th, 2013
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Disclosures
• Consulting Fees/Honoraria
• Speaker Bureau
• Research Support
• CoreValve Steering US
Pivotal Trial
• Abbott, BSC, Medtronic
and St Jude
• Medicines Company
• Medtronic, Abbott, BSC
• Medtronic
Affiliation/Financial Relationship Company
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• Is Severe AS Present? Does the patient
have the disease?
• Clinical Candidate
• Partner A? B? C? D?
• Anatomic Suitability – Annulus, Root,
Coronary-Annulus Relationship, CAD, ST
Junction, ASH?
• Access – Femoral, Subclavian, Direct
Aortic, Apical?
Introduction
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Team
Sport
Initial Thought
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5-10%
LOW-LVEF «CLASSICAL» LOW-FLOW
LOW-GRADIENT
10-25%
NORMAL-LVEF «PARADOXICAL»
LOW-FLOW LOW-GRADIENT
Two Different Patterns of Low-Flow, Low-Gradient AS
50-70%
Pibarot & Dumesnil
JACC
2012;60:1845–53
NORMAL-LVEF NORMAL-FLOW HIGH-GRADIENT
Inaccurate
Measurement
of Doppler
Velocity
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• Is Severe AS Present? Does the patient
have the disease?
• Clinical Candidate
• Partner B? Partner A? Partner C?
• Anatomic Suitability – Annulus, Root,
Coronary-Annulus Relationship, CAD, ST
Junction, ASH?
• Access – Femoral, Subclavian, Direct
Aortic, Apical?
Patient Selection
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• Is Severe AS Present? Does the patient
have the disease?
• Clinical Candidate
• Partner B? Partner A? Partner C?
• Anatomic Suitability – Annulus, Root,
Coronary-Annulus Relationship, CAD, ST
Junction, ASH?
• Access – Femoral, Subclavian, Direct
Aortic, Apical?
Patient Selection
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The Annulus is Elliptical
The annulus is commonly oval-shaped
Reported in approximately 50% of patients evaluated for TAVR
The mean difference between coronal and sagittal measurements was 3.0
1.9 mm
Oval geometry of the annulus has been previously underappreciated
on 2-D imaging Tops LF, Wood DA, Delgado V, et al. Noninvasive evaluation of the aortic root
with multislice computed tomography: implications for transcatheter aortic valve replacement.
JACC Cardiovasc Imaging 2008; 3:25 -32
Any single diameter cannot
adequately characterize the
annulus “size” due to its
elliptical non-circular
configuration
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J Am Coll Cardiol 2012;59:1275–86)
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The St Paul’s CT Sizing Scale
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The St Paul’s CT Sizing Scale
Annular Area (mm2) THV size (mm)
230 to 300 20
310 to 320 20 or 23
330 to 400 23
410 23 or 26
420 to 510 26
520 26 or 29
530 to 660 29
>660 Risk of leak/embolisation
with 29
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Asending Aorta
(Outfow Size)
Measurement
Sinus WIdth
Annulus
Measurement
(Perimeter)
Sinus Height > 15 mm
(From the Native
Leaflet to the STJ)
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CoreValve Sizing Table
Valve
Size
Aortic
Annulus
Diameter
(mm)
Ascending
Aortic
Diameter
(mm)
Sinus of
Valsalva
Width
(mm)
Sinus
Valvsalva
Height
(mm)
Perimeter
(mm)
23 18-20 <34 >25 >15 56.5 -63
26 20-23 <40 >27 >15 62.8-72.3
29 23-27 <43 >29 >15 72.3-84.8
31 26-29 <43 >29 >15 81.6-91.1
56.5 -62
62-72
72-84
82-91
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• Is Severe AS Present? Does the patient
have the disease?
• Clinical Candidate
• Partner B? Partner A? Partner C?
• Anatomic Suitability – Annulus, Root,
Coronary-Annulus Relationship, CAD, ST
Junction, ASH?
• Access – Femoral, Subclavian, Direct
Aortic, Apical?
Patient Selection
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CoreValve Vascular Access
Arterial diameter ≥ 6mm
Tortuosity Calcium
18 Fr sheath introduction Sheath choices include:
28 cm Gore Dry Seal, 30 cm Cook Check Flo and 30
cm St. Jude Ultimum
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Edwards-Sapien
Arterial diameter ≥ 7mm for 23
Arterial diameter ≥ 8 mm for 26
Tortuosity Calcium
24 French sheath 23 Valve
26 French Sheath 26 Valve
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Femoral: Unsafe/Suboptimal
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Subclavian/Axillary Selection
• Vessel size
- Corevalve 23, 26, 29 and 31: 6 mm
• Atherosclerotic lesions – Calcification?
• Tortuosity – Severe?
• Patent LIMA graft
- Relative contraindication
• PPM or AV Fistula
• Right approach usually contraindicated
- Risk of lesion of the right carotid
- Suboptimal aiming with CoreValve
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Strategy
Trans Aortic
Trans Apical
Left Axillary
Femoral
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CoreValve vs Edwards-Sapien
Annulus Size
Perimeter
> 91 mm? Yes - SAVR or Med Rx/BAV
Area
> 510 mm2? Yes – CoreValve
Trans-Femoral or
Trans-Axillary
Edwards or
CoreValve Yes – Edwards or
CoreValve
Trans-Femoral
Femoral or Subclavian >6 mm
> 7mm (23 valve) or > 8mm (26 valve)
Femoral-Iliac Size? Yes
No
No
No
Yes
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CoreValve vs Edwards-Sapien
Annulus Perimeter < 91 mm
and Ileofemorals and
subclavian < 6mm
Area
> 500 mm2?
Yes – Direct Aortic
CoreValve
Transapical Edwards
or Direct Aortic
CoreValve
No
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• 78 year old man Hx of Coarct repair, prior
CABG, Cr 1.8 mg/dl, moderated COPD,
myasthenia gravis (immunosuppresive
therapy), DM, atrial fibrillation – STS 11.9%
• LVEF 40%
• Grafts patent
• Echo – AV velocity peak – 4.3 M/sec with
valve area of 0.7 cm2
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Area 530 mm2
Valve
Size
Aortic
Annulus
Diameter
(mm)
Ascending
Aortic
Diameter
(mm)
Sinus of
Valsalva
Width
(mm)
Sinus
Valvsalva
Height
(mm)
Perimeter
(mm)
29 23-27 <43 >29 >15 72.3-84.8
31 26-29 <43 >29 >15 82-91.1
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• 89 year old male Ht: 5’10” Wt 205 lbs
• NYHC IV CHF and DOE
• HTN, DM, CAD
• Atrial Fibrillation on Chronic Warfarin
• Prior CVA with Nearly Complete Recovery
• Former Smoker - Quit in 2000
• FEV1 of 59% Predicted
• Creatinine 1.8 mg/dl
• Hb 10.2 gm/dl and Hct 32.1
• Lives with wife independently; 5M walk – 4 sec
History
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History
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• Peak AV Velocity - 4.3 M/sec
• Peak AV Gradient - 73 mmHg
• Mean Gradient - 43 mmHg
• EF – 55%
• Estimated PAP -
55/26 mmHg
• LVOT – 22 mm
• MR 2+
• TR 1+
Baseline Echocardiography
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Annulus/Root Assessment
Heavily Calcified Tri-leaflet Valve
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Annulus/Root Assessment
Annulus 26 x 21 mm, perimeter 73 mm and area of 428mm2 Coronary Height 17 and 19 mm; Ascending Ao 31 mm
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Left femoral 7x9 mm; external iliac 8x8; common 10x11mm
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• Trans-Femoral TAVR
• 26 mm Edwards-Sapien
• General Anesthesia/TEE
• Left Femoral
What was Done
![Page 52: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/52.jpg)
![Page 53: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/53.jpg)
![Page 54: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/54.jpg)
![Page 55: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/55.jpg)
![Page 56: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/56.jpg)
![Page 57: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/57.jpg)
• Procedure time – 35 minutes
• TEE – No AI with appropriate valve
positioning
• Extubated on table
• Ambulating that evening
• Creatinine peaked to 2.0 mg/dl and at
discharge 1.6 mg/dl
• Home day 3
Post Procedure
![Page 58: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/58.jpg)
91 year old severe AS
Area 460mm2
Perimeter 76 cm
Iliacs < 8mm
![Page 59: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/59.jpg)
Aortic Implant
![Page 60: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/60.jpg)
History
• 84 year old
• Severe AS with FC IV CHF, atrial Fib
• COPD on home O2
• Hx Non-Hodgkins Lymphoma
• Pulmonary HTN – 70mm Hg & Mild-Mod TR
• Peak aortic valve velocity 4.6 M/sec
• Mean Aortic Vale Gradient 54 mmg Hg with
valve area of 0.7 cm2
• Severely Calcified Porcelain Aorta & Frail
• Femoral-Iliacs - <5 mm in diameter &
calcified
![Page 61: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/61.jpg)
• 22 mm Aortic annular size with
perimeter of 75 mm
• SOV 27mm
• 40.5 mm ASC aorta diameter
• Severe concentric femoral/iliac
calcification and tortuosity
• Max diameters of femorals 5
mm
Vascular Measurements
![Page 62: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/62.jpg)
![Page 63: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/63.jpg)
• Right
subclavian
4mm min
size
• Left
subclavian
smallest
diameter 5.8
x 7.2 mm
![Page 64: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/64.jpg)
![Page 65: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/65.jpg)
![Page 66: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/66.jpg)
• St Jude
sheath
just past
vertebral
– would
not turn
into
aorta
![Page 67: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/67.jpg)
• Following
valvuloplasty
with 20 mm
balloon
• Deliver
CoreValve
![Page 68: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/68.jpg)
A little
push
![Page 69: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/69.jpg)
• Deliver
CoreValve
![Page 70: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/70.jpg)
![Page 71: Transcatheter Aortic Valve Replacement (TAVR)inacc.org/.../uploads/2011/10/hermiller_presentation13.pdf · 2015. 1. 29. · James Hermiller, MD, FACC, FSCAI St Vincent Medical Group](https://reader034.fdocuments.in/reader034/viewer/2022051905/5ff7b9a12902de39cc10c30c/html5/thumbnails/71.jpg)
Post Procedure and F/U
• Uneventful post procedure course – equal BP’s
both arms
• 1 month follow up – normal LV function, trivial AI,
and estimated RV pressure 42 mm Hg preserved
LV function; equal BP’s in both arms