Drug-Eluting Balloon will be most Promising in ...summitmd.com/pdf/pdf/12_2_Schmidt.pdf ·...
Transcript of Drug-Eluting Balloon will be most Promising in ...summitmd.com/pdf/pdf/12_2_Schmidt.pdf ·...
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Drug-Eluting Balloon will be most
Promising in Infrainguinal Arterial Disease
A Schmidt MDA. Schmidt, MDCenter of Vascular Medicine,
Angiology Cardiology and Vascular SurgeryAngiology, Cardiology and Vascular SurgeryPark Hospital Leipzig, Germany
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Randomized Trials DEB vs. Conventional Balloon
Werk et al. CIRSE 2011
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THUNDER-Long-Term Results (5 Years)g ( )
Freedom from TLR
Tepe, LINC 2012
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Drug-Eluting Devices CE-markedi Ein Europe
CotavanceCE approved
FreewayCE approved
ElutaxSFA, BTK, AVF, RenalCE approvedCE approved
MEDTRONIC
IN.PACT RangeAdmiral 0 035” SFA
DEB:Admiral 0.035 SFAPacific 0.018” SFA/BTKAmphirion 0.014” BTKAll CE dAll CE approved
DES: Zilver PTX (COOK)DES: Zilver-PTX (COOK)
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RCTs POBA vs. Stenting SFA12 months restenosis vs. lesion length
ths
(%)
PTA + provisional stent
Stent
Data from randomised trials
12 m
on
ABSOLUTEASTRON
DEB
osis
@ 1
FAST
RESILIENT
rest
eno
FAST ASTRON ABSOLUTE
Thunder
Lesion length (cm)
Bin
ary RESILIENT Zilver-PTX
Modified from Prof. Schillinger, EURO-PCR 2008
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Recoil after Balloon-AngioplastyRecoil after Balloon-Angioplasty
After stentingBailout-stenting rate up to 40 % (Resilient)
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Case from Thunder-Trial
Intervention 8 / 2004 3 / 2005 3 / 20062 PTX-coated balloons;
5 x 100 mm and 4 x 40 mm Tepe et al., NEJM 2008;358:689-99Tepe et al., NEJM 2008;358:689-99
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The Value of DEB for SFA Lesions
• In 4 RCTs DEB was significantly superior to g y pnon-coated balloons in SFA-lesions with regard to LLL.g
Mean lesion lengthThunder 7.5 cmFemPac 5 7 cmFemPac 5.7 cmLevant I 8.1 cmPacifier 7.0 cm
TASC A and B lesions
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DEB or DES for Long SFA-LesionsDEB or DES for Long SFA-Lesions
SFA reocclusion 3 x DEB 5.0/120
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DEB or DES for Long SFA-LesionsDEB or DES for Long SFA-Lesions
3-months result 9 months after DEB
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DEB or DES for Long SFA-LesionsDEB or DES for Long SFA-Lesions
Subintimal reca with Outback 3 x DEB 5.0/120 15 months result
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DEB or DES for Long SFA-LesionsDEB or DES for Long SFA-Lesions
Outback-recanalisation 2 x 5,.0/120mm DEB Bare-metal stents 23 mo FU
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Zilver-PTX for Long SFA-LesionsData from the single arm registryData from the single arm registry
Lesions > 15 cm
Cirse 2010
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DEB or DES for In-Stent-Restenosis ?DEB or DES for In-Stent-Restenosis ?
After balloon-angioplasty
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Treatment of In-Stent-Restenosis
After ballooning In-stent stenting
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Zilver-PTX for ISRData from the Single-Arm Registry
Zilver-PTX for ISRData from the Single-Arm RegistryData from the Single Arm RegistryData from the Single Arm Registry
Primary Patency (PSVR < 2.5)
Bosiers, Cirse 2010
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DEB for ISR of the SFADEB for ISR of the SFA
39 ISR SFA, mean stent-length 181mm
One year clinical outcome
Stabile, LINC 2012
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Highly Calcified SFA-Lesionsg y
- Cutting-balloon ?Cutting balloon ? - Scoring-balloon ?- Atherectomy ?y
Atherectomy + DEB ?
Standard nitinol-stent
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DEB for SFA-Lesions- Multicentric, italian registry- PTA of femoropopliteal lesions n = 114- In.Pact Admiral (Medtronic)
Lesion-length 76.3 ± 38.3 mm Severe calcification 16.7 %
Moderate calcification 50.0 %Stent-implantation 12.3 %TLR t 12 th 8 7 %TLR at 12 months 8.7 %
Primary Patency at 12 months 83.7 %
A. Micari and G. Biamino PCR 2011
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How to Treat the SFA ?How to Treat the SFA ?
Drug-eluting devices have proven to be superiorcompared to their non-coated counterparts.Drug-eluting devices have proven to be superiorcompared to their non-coated counterparts.compared to their non coated counterparts.compared to their non coated counterparts.
DEB DES ?DEB DES ?DEB or DES ?comparative trials are neededDEB or DES ?comparative trials are neededpp
DEB for shorter lesionsDEB for shorter lesionsDEB for shorter lesionsDEB for shorter lesionsDES for more complex lesionsDES for more complex lesionspp
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Comparative Trial of DES vs. DEB needed
ISR / l i b diffi lt t t t
Follow-up should be long enough to recognize
ISR / occlusions can be difficult to treat
p g g gpotential disadvantages of early SFA-stenting.
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Angioplasty withU t d B ll (POBA)Uncoated Balloons (POBA)
Occlusion ATA, Stenosis PAOcclusion ATA, Stenosis PA 3-mo re-occlusion3-mo re-occlusionAfter POBA both arteriesAfter POBA both arteries
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33--Months Angiographical FUMonths Angiographical FUft POBAft POBA ff ll BTKBTK L iL iafter POBA after POBA ofof longlong BTKBTK--LesionsLesions
-- 58 CLI-pts. / 62 limbs- Mean length of BTK-lesions: 183 mm
Treatment with non coated balloons- Treatment with non-coated balloons
- Restenosis > 50 % after 3 months: 68.8 %
A. Schmidt et al., Catheter Cardiovasc Intervent 2010
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In.Pact Amphirion for BTK-Lesions
P ti i t f l BTK l i DEBProspective registry of long BTK-lesions + DEB
104 patients, 109 limbs, 114 lesionsCritical ischemia in 82.6 %Mean lesion-length 173 mm
Follow-up schedule:Angiography at 3 monthsClinical FU 3, 6 and 12 monthsClinical FU 3, 6 and 12 months
Schmidt et al. J Am Coll Cardiol 2011;58:1105-9
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CLI right, Poor Run-Off
2.0/120 + 2.5/120mm In.Pact Amphirion
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3-Mo FU after DEB of the Peroneal Artery
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9-Mo FU after DEB of the Peroneal Artery
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Drug-Eluting Balloons BTKPOB BTK DEB BTK
Lesion-length 183 mm 173 mm
Restenosis >50 % @ 3 Mo 69 % 27 %61% t i d ti61% restenosis reduction
TLR-rate at 12-15 mo 50 % 17 %65% TLR-rate reduction
Schmidt et al. JACC 2011A. Schmidt et al., Catheter Cardiovasc Intervent 2010
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IN.PACT™ in BTK / CLI / Diabetics
• Preliminary results from a single center RCT of• Preliminary results from a single center RCT of
• IN.PACT Amphirion™ vs PTA BTK in CLI diabetic patients
• Significant reduction in angiographic restenosis rate at 12 mo
RCT DEB vs. PTA In.Pact PTA p# Patients 48 44
Lesion length (mm) 121 116 0.0712m RR (Angio) 27% 66% 0 000412m RR (Angio) 27% 66% 0.000412m re-occlusion 16% 53% 0.0006
F.Liistro, TCT 2011
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Will DEB Play a Role in BTK-Arteries ?
- No competitor for DES
- First angiographical results are very promising
Cli i l d i t i t t- Clinical endpoints are more important, TLR-rate is one of them.