Hemodialysis Vascular Access Salvage with mechanical debulking device · CICE@LINC Hemodialysis...
Transcript of Hemodialysis Vascular Access Salvage with mechanical debulking device · CICE@LINC Hemodialysis...
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CICE@LINC
Hemodialysis Vascular Access Salvage with mechanical debulking device
Cristina Ribeiro Riguetti Pinto
State University of Rio de Janeiro – Brazil
Endocurso – Rio de Janeiro - Brazil
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Disclosure
Speaker name:
Cristina Riguetti Pinto
I have the following potential conflicts of interest to report:
X Consulting for Straub Medical, Medtronic, Cardinal health
Employment in industry
Stockholder of a healthcare company
Owner of a healthcare company
Other(s)
I do not have any potential conflict of interest
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Arteriovenous Dialysis Fistula SalvageSigns and Symptoms
Failing AV fistula
Normal, ↓ or absent Thrill
Low blood flow, recirculation, high blood pressure
Same access salvage
Culprit lesion Treatment
Immediate usage !!!
Occluded AV fistula
NO Thrill
NO Pulsatility
Need for new access???
Thrombolysis/Thrombectomy
Culprit lesion Treatment
Delayed usage ???
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Frequent Lesion SitesNative X Prosthetic AV dialysis fistula
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Occluded Access Recanalization
∆ T – Best Results:
• 10 days – National Venous Registry
• 14 days - ATTRACT Trial
• 21 days – CaVenT Trial
Eden et al. the lancet. 2012;379(9810):31-38)
Kearon et al. Chest. 2008;133:454S-545S
Segal et al. Ann Interv Med. 2007;146:211-222
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Occluded Access Recanalization
• ∆ T = 21 days
• Techniques: Pulse Spray Therapy
Mechanical Thrombectomy
• Goal: Thrombus Debulking
Culprit lesion treatment
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Advantages and Disadvantages
“Pulse Spray”
Fibrinolytic drugs
High bleeding risk
Long lasting and several procedures
UCI admission
Late hospital discharge
Low cost device
Mechanical Debulking
NO fibrinolytic drugs
Lower bleeding risk
Fast and Single Procedure
Day clinic
Early hospital discharge
Higher cost device
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Mechanical Thrombectomy Devices Efficacy
Early Patency: 91 to 73%
90 days Patency: 90 to 21%
Mid term Patency (12mo): 75 to 40%
Karatepe at al. Int Surg. 2015;100(7-8);1249-1254
Littler P. et al. Cardiovasc Interv Radiol.2009;32(2):265-70
Yang C-C. et al. Catheter Cardiovasc Interv Off J Soc Card Angiogr Interv.
2012;80(6):1035-41
Uflacker R. et al. Eur Radiol.2004;14(11):2009-14
Vesely TM et al. JVIR.1999;10(9):1195-205
Shatsky JB et al. JVIR. 2005;16(12):1605-11
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RotarexSingle Center Prospective Study
• 2011 – 2013
• 30 procedures
• 22 patients
• 94% Technical Success
• 12 mo primary patency: 75%
• Failure Predictive Factors:
Female Gender
Diabetes Mellitus
Occlusion ∆T
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AspirexSingle Center Retrospective Study
• 2010-2014
• 27 procedures - 19 patients
• 13 native and 14 prosthetic
• 100% channel of thrombus removed + high pressure
balloon
• 81,5% Clinical Success
• Primary patency 30/90/480 days = 53,6%/44,3%/33%
• Major Complication: 0
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Access Site • Remote Arterial (femoral)
• Proximal Arterial (brachial)
Retrograde Venous
Antegrade Venous Apex Technique Double venous puncture
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AV Fistula Thrombectomy Technique
Mechanical effect: fragmentation and aspiration
Device: Rotarex 6F or 8F
Access: 6F or 8F Sheath
Endoluminal crossing: 0,014”, 0,018” or 0,035” hydrofilic glide wire
Venous outflow first, then the proximal AV anastomosis
Short movements – proximal to distal
Attention to collecting bag
Attention to heating – allow system irrigation
Attention to friction signs: touch and sound
Heparinization
Culprit lesion treatment
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Rotarex Debulking TechniqueWay to do it!!!
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Mechanical Hemostasis
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Thank you!!!
“Go big or go home”
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CICE@LINC
Hemodialysis Vascular Access Salvage with mechanical debulking device
Cristina Ribeiro Riguetti Pinto
State University of Rio de Janeiro – Brazil
Endocurso – Rio de Janeiro - Brazil