w e m a k e i d e a s c o m e a l i v e invatec workshop – lanzarote, march 23 rd 2007 for...

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W e m a k e i d e a s c o m e a l i v e We make ideas come alive Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge The Carotid Challenge

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Page 1: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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We make ideas come alive

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The Carotid ChallengeThe Carotid Challenge

Page 2: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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Page 3: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

Why making a choice –

why compromises?

The solution is:

Page 4: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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Closed cell design

Open Cell design

versus

The Dilemma!The Dilemma!

What is better closed or open cell design? What is better closed or open cell design?

Page 5: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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white black

It is a similar decision like…It is a similar decision like…

versus

Page 6: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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white black “In medio stat

virtus”

The Answer:The Answer:

BOTH !

Page 7: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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Carotid Self-expanding Carotid Self-expanding Stent System Stent System

Page 8: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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Hybrid-stent design: Why?

Open-cell stents provide better conformability to

the arterial wall and a more “elegant”

angiographic result

Closed-cell stents provide better embolic protection.

Page 9: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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The Hybrid Stent

open cell design

Page 10: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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The Hybrid Stent (cont.)

closed cell design

Page 11: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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In Summary

Range of diameterRange of diameter

Range of length Range of length

Usable Catheter length Usable Catheter length

Guide wire compatibilityGuide wire compatibility

Introducer compatibilityIntroducer compatibility

Construction & designConstruction & design

Stent MaterialStent Material

On-stent Tantalum On-stent Tantalum markersmarkers

Cylindrical: 7; 9; 11 mm Cylindrical: 7; 9; 11 mm

Tapered: 6-9; 7-10 mmTapered: 6-9; 7-10 mm

20, 30, 40 mm20, 30, 40 mm

135 cm135 cm

0.014” 0.014”

5F5F

Unique Hybrid Stent Unique Hybrid Stent designdesign

NitinolNitinol

1 @ each end1 @ each end

Page 12: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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Unique Hybrid-Stent Design

• The fixation segment: open cells design in the distal and proximal

segment, to enhance the flexibility respect the anatomy.

• The therapeutic/functional segment:The therapeutic/functional segment: closed cells designclosed cells design in the middle part with in the middle part with optimal scaffolding, to obtain the appropriate wall optimal scaffolding, to obtain the appropriate wall coverage and wall support coverage and wall support

prevent plaque prolapse prevent plaque prolapse

Page 13: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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Two Tantalum marker:

1.enhanced visibility in follow-up procedures

2.secure mounting of the markers thanks to Laser-welding

3.inside orientation to reduce mechanical stress in the stent

Stent Marker

Page 14: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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Product Features

Unique hybrid-stent design

Perfect vessel adaptability

5F RX carotid system

Excellent trackability and flexibility of delivery system

Avoid plaque prolapse

Respect vessel anatomy

Atraumatic access

Manage challenging procedures

Page 15: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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The worst case!

X-ray Visibility

Page 16: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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The Delivery System

Full length braided sheath design

This reinforcement combines pushability and flexibility to enable easy negotiation in tortuous anatomies without kinking

PTFE coating inside the sheath Reduction of friction between sheath and stent

for a gradual, controlled and safe deployment of the stent in the lesion

Page 17: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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Stent Deployment

Smooth, controlled stent deployment to avoid jumping effects

First open cell part will apposition to the vessel wall

Then closed cell part will follow…

Page 18: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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The Rapid Exchange Section

0.014” guidewire compatible0.014” guidewire compatible 25 cm long RX section, with 25 cm long RX section, with

5F profile5F profile Usable length 135 cm Usable length 135 cm

Page 19: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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The Handle

Ergonomic Intuitive (remove red protection and

pull back) One-hand deployment

Page 20: W e m a k e i d e a s c o m e a l i v e Invatec Workshop – Lanzarote, MARCH 23 rd 2007 For Internal Use Only The Carotid Challenge

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Model Mix

DesignStent Ø(mm)

Stent L(mm)

Target-Vessel Ø

(mm)

Cylindrical

7.0 20 - 30 5.0 - 6.5

9.0 30 - 40 6.5 - 8.0

11.0 30 - 40 8.0 - 10.0

Tapered6 - 9 30 - 40 4.5 - 8.0

7 - 10 30 - 40 5.0 - 9.0