Global Neurovascular Stent Retrievers Market Professional Survey Report 2017

October 2017 | 117 pages | ID: G18C25CEC7BPEN
QYResearch

Abstracts

This report studies Neurovascular Stent Retrievers in Global market, especially in North America, China, Europe, Southeast Asia, Japan and India, with production, revenue, consumption, import and export in these regions, from 2012 to 2016, and forecast to 2022.

This report focuses on top manufacturers in global market, with production, price, revenue and market share for each manufacturer, covering

• Nitinol Devices & Components
• Stryker
• Medtronic Plc
• STI Laser Industries
• Norman Noble
• INC
• Hobbs Medical IN
• Akron Inc. Advent Devices
• Meril Life Science
• Advent Devices Pvt. Ltd
• W. L. Gore & Associates, Inc.

On the basis of product, this report displays the production, revenue, price, market share and growth rate of each type, primarily split into

• By Product Type
• Balloon Expanding Stents
• Self-Expanding Stents
• By Material
• Stainless Steel
• Nitinol
• Polymer

By Application, the market can be split into

• Hospitals
• Ambulatory Surgical Centers
• Others

By Regions, this report covers (we can add the regions/countries as you want)

• North America
• China
• Europe
• Southeast Asia
• Japan
• India

If you have any special requirements, please let us know and we will offer you the report as you want.

Contents

Global Neurovascular Stent Retrievers Market Professional Survey Report 2017

1 INDUSTRY OVERVIEW OF NEUROVASCULAR STENT RETRIEVERS

1.1 Definition and Specifications of Neurovascular Stent Retrievers
  1.1.1 Definition of Neurovascular Stent Retrievers
  1.1.2 Specifications of Neurovascular Stent Retrievers
1.2 Classification of Neurovascular Stent Retrievers
  1.2.1 Balloon Expanding Stents
  1.2.2 Self-Expanding Stents
1.3 Applications of Neurovascular Stent Retrievers
  1.3.1 Hospitals
  1.3.2 Ambulatory Surgical Centers
  1.3.3 Others
1.4 Market Segment by Regions
  1.4.1 North America
  1.4.2 China
  1.4.3 Europe
  1.4.4 Southeast Asia
  1.4.5 Japan
  1.4.6 India

2 MANUFACTURING COST STRUCTURE ANALYSIS OF NEUROVASCULAR STENT RETRIEVERS

2.1 Raw Material and Suppliers
2.2 Manufacturing Cost Structure Analysis of Neurovascular Stent Retrievers
2.3 Manufacturing Process Analysis of Neurovascular Stent Retrievers
2.4 Industry Chain Structure of Neurovascular Stent Retrievers

3 TECHNICAL DATA AND MANUFACTURING PLANTS ANALYSIS OF NEUROVASCULAR STENT RETRIEVERS

3.1 Capacity and Commercial Production Date of Global Neurovascular Stent Retrievers Major Manufacturers in 2016
3.2 Manufacturing Plants Distribution of Global Neurovascular Stent Retrievers Major Manufacturers in 2016
3.3 R&D Status and Technology Source of Global Neurovascular Stent Retrievers Major Manufacturers in 2016
3.4 Raw Materials Sources Analysis of Global Neurovascular Stent Retrievers Major Manufacturers in 2016

4 GLOBAL NEUROVASCULAR STENT RETRIEVERS OVERALL MARKET OVERVIEW

4.1 2012-2017E Overall Market Analysis
4.2 Capacity Analysis
  4.2.1 2012-2017E Global Neurovascular Stent Retrievers Capacity and Growth Rate Analysis
  4.2.2 2016 Neurovascular Stent Retrievers Capacity Analysis (Company Segment)
4.3 Sales Analysis
  4.3.1 2012-2017E Global Neurovascular Stent Retrievers Sales and Growth Rate Analysis
  4.3.2 2016 Neurovascular Stent Retrievers Sales Analysis (Company Segment)
4.4 Sales Price Analysis
  4.4.1 2012-2017E Global Neurovascular Stent Retrievers Sales Price
  4.4.2 2016 Neurovascular Stent Retrievers Sales Price Analysis (Company Segment)

5 NEUROVASCULAR STENT RETRIEVERS REGIONAL MARKET ANALYSIS

5.1 North America Neurovascular Stent Retrievers Market Analysis
  5.1.1 North America Neurovascular Stent Retrievers Market Overview
  5.1.2 North America 2012-2017E Neurovascular Stent Retrievers Local Supply, Import, Export, Local Consumption Analysis
  5.1.3 North America 2012-2017E Neurovascular Stent Retrievers Sales Price Analysis
  5.1.4 North America 2016 Neurovascular Stent Retrievers Market Share Analysis
5.2 China Neurovascular Stent Retrievers Market Analysis
  5.2.1 China Neurovascular Stent Retrievers Market Overview
  5.2.2 China 2012-2017E Neurovascular Stent Retrievers Local Supply, Import, Export, Local Consumption Analysis
  5.2.3 China 2012-2017E Neurovascular Stent Retrievers Sales Price Analysis
  5.2.4 China 2016 Neurovascular Stent Retrievers Market Share Analysis
5.3 Europe Neurovascular Stent Retrievers Market Analysis
  5.3.1 Europe Neurovascular Stent Retrievers Market Overview
  5.3.2 Europe 2012-2017E Neurovascular Stent Retrievers Local Supply, Import, Export, Local Consumption Analysis
  5.3.3 Europe 2012-2017E Neurovascular Stent Retrievers Sales Price Analysis
  5.3.4 Europe 2016 Neurovascular Stent Retrievers Market Share Analysis
5.4 Southeast Asia Neurovascular Stent Retrievers Market Analysis
  5.4.1 Southeast Asia Neurovascular Stent Retrievers Market Overview
  5.4.2 Southeast Asia 2012-2017E Neurovascular Stent Retrievers Local Supply, Import, Export, Local Consumption Analysis
  5.4.3 Southeast Asia 2012-2017E Neurovascular Stent Retrievers Sales Price Analysis
  5.4.4 Southeast Asia 2016 Neurovascular Stent Retrievers Market Share Analysis
5.5 Japan Neurovascular Stent Retrievers Market Analysis
  5.5.1 Japan Neurovascular Stent Retrievers Market Overview
  5.5.2 Japan 2012-2017E Neurovascular Stent Retrievers Local Supply, Import, Export, Local Consumption Analysis
  5.5.3 Japan 2012-2017E Neurovascular Stent Retrievers Sales Price Analysis
  5.5.4 Japan 2016 Neurovascular Stent Retrievers Market Share Analysis
5.6 India Neurovascular Stent Retrievers Market Analysis
  5.6.1 India Neurovascular Stent Retrievers Market Overview
  5.6.2 India 2012-2017E Neurovascular Stent Retrievers Local Supply, Import, Export, Local Consumption Analysis
  5.6.3 India 2012-2017E Neurovascular Stent Retrievers Sales Price Analysis
  5.6.4 India 2016 Neurovascular Stent Retrievers Market Share Analysis

6 GLOBAL 2012-2017E NEUROVASCULAR STENT RETRIEVERS SEGMENT MARKET ANALYSIS (BY TYPE)

6.1 Global 2012-2017E Neurovascular Stent Retrievers Sales by Type
6.2 Different Types of Neurovascular Stent Retrievers Product Interview Price Analysis
6.3 Different Types of Neurovascular Stent Retrievers Product Driving Factors Analysis
  6.3.1 By Product Type of Neurovascular Stent Retrievers Growth Driving Factor Analysis
  6.3.2 By Material of Neurovascular Stent Retrievers Growth Driving Factor Analysis

7 GLOBAL 2012-2017E NEUROVASCULAR STENT RETRIEVERS SEGMENT MARKET ANALYSIS (BY APPLICATION)

7.1 Global 2012-2017E Neurovascular Stent Retrievers Consumption by Application
7.2 Different Application of Neurovascular Stent Retrievers Product Interview Price Analysis
7.3 Different Application of Neurovascular Stent Retrievers Product Driving Factors Analysis
  7.3.1 Hospitals of Neurovascular Stent Retrievers Growth Driving Factor Analysis
  7.3.2 Ambulatory Surgical Centers of Neurovascular Stent Retrievers Growth Driving Factor Analysis
  7.3.3 Others of Neurovascular Stent Retrievers Growth Driving Factor Analysis

8 MAJOR MANUFACTURERS ANALYSIS OF NEUROVASCULAR STENT RETRIEVERS

8.1 Nitinol Devices & Components
  8.1.1 Company Profile
  8.1.2 Product Picture and Specifications
    8.1.2.1 Product A
    8.1.2.2 Product B
  8.1.3 Nitinol Devices & Components 2016 Neurovascular Stent Retrievers Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.1.4 Nitinol Devices & Components 2016 Neurovascular Stent Retrievers Business Region Distribution Analysis
8.2 Stryker
  8.2.1 Company Profile
  8.2.2 Product Picture and Specifications
    8.2.2.1 Product A
    8.2.2.2 Product B
  8.2.3 Stryker 2016 Neurovascular Stent Retrievers Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.2.4 Stryker 2016 Neurovascular Stent Retrievers Business Region Distribution Analysis
8.3 Medtronic Plc
  8.3.1 Company Profile
  8.3.2 Product Picture and Specifications
    8.3.2.1 Product A
    8.3.2.2 Product B
  8.3.3 Medtronic Plc 2016 Neurovascular Stent Retrievers Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.3.4 Medtronic Plc 2016 Neurovascular Stent Retrievers Business Region Distribution Analysis
8.4 STI Laser Industries
  8.4.1 Company Profile
  8.4.2 Product Picture and Specifications
    8.4.2.1 Product A
    8.4.2.2 Product B
  8.4.3 STI Laser Industries 2016 Neurovascular Stent Retrievers Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.4.4 STI Laser Industries 2016 Neurovascular Stent Retrievers Business Region Distribution Analysis
8.5 Norman Noble
  8.5.1 Company Profile
  8.5.2 Product Picture and Specifications
    8.5.2.1 Product A
    8.5.2.2 Product B
  8.5.3 Norman Noble 2016 Neurovascular Stent Retrievers Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.5.4 Norman Noble 2016 Neurovascular Stent Retrievers Business Region Distribution Analysis
8.6 INC
  8.6.1 Company Profile
  8.6.2 Product Picture and Specifications
    8.6.2.1 Product A
    8.6.2.2 Product B
  8.6.3 INC 2016 Neurovascular Stent Retrievers Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.6.4 INC 2016 Neurovascular Stent Retrievers Business Region Distribution Analysis
8.7 Hobbs Medical IN
  8.7.1 Company Profile
  8.7.2 Product Picture and Specifications
    8.7.2.1 Product A
    8.7.2.2 Product B
  8.7.3 Hobbs Medical IN 2016 Neurovascular Stent Retrievers Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.7.4 Hobbs Medical IN 2016 Neurovascular Stent Retrievers Business Region Distribution Analysis
8.8 Akron Inc. Advent Devices
  8.8.1 Company Profile
  8.8.2 Product Picture and Specifications
    8.8.2.1 Product A
    8.8.2.2 Product B
  8.8.3 Akron Inc. Advent Devices 2016 Neurovascular Stent Retrievers Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.8.4 Akron Inc. Advent Devices 2016 Neurovascular Stent Retrievers Business Region Distribution Analysis
8.9 Meril Life Science
  8.9.1 Company Profile
  8.9.2 Product Picture and Specifications
    8.9.2.1 Product A
    8.9.2.2 Product B
  8.9.3 Meril Life Science 2016 Neurovascular Stent Retrievers Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.9.4 Meril Life Science 2016 Neurovascular Stent Retrievers Business Region Distribution Analysis
8.10 Advent Devices Pvt. Ltd
  8.10.1 Company Profile
  8.10.2 Product Picture and Specifications
    8.10.2.1 Product A
    8.10.2.2 Product B
  8.10.3 Advent Devices Pvt. Ltd 2016 Neurovascular Stent Retrievers Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.10.4 Advent Devices Pvt. Ltd 2016 Neurovascular Stent Retrievers Business Region Distribution Analysis
8.11 W. L. Gore & Associates, Inc.

9 DEVELOPMENT TREND OF ANALYSIS OF NEUROVASCULAR STENT RETRIEVERS MARKET

9.1 Global Neurovascular Stent Retrievers Market Trend Analysis
  9.1.1 Global 2017-2022 Neurovascular Stent Retrievers Market Size (Volume and Value) Forecast
  9.1.2 Global 2017-2022 Neurovascular Stent Retrievers Sales Price Forecast
9.2 Neurovascular Stent Retrievers Regional Market Trend
  9.2.1 North America 2017-2022 Neurovascular Stent Retrievers Consumption Forecast
  9.2.2 China 2017-2022 Neurovascular Stent Retrievers Consumption Forecast
  9.2.3 Europe 2017-2022 Neurovascular Stent Retrievers Consumption Forecast
  9.2.4 Southeast Asia 2017-2022 Neurovascular Stent Retrievers Consumption Forecast
  9.2.5 Japan 2017-2022 Neurovascular Stent Retrievers Consumption Forecast
  9.2.6 India 2017-2022 Neurovascular Stent Retrievers Consumption Forecast
9.3 Neurovascular Stent Retrievers Market Trend (Product Type)
9.4 Neurovascular Stent Retrievers Market Trend (Application)

10 NEUROVASCULAR STENT RETRIEVERS MARKETING TYPE ANALYSIS

10.1 Neurovascular Stent Retrievers Regional Marketing Type Analysis
10.2 Neurovascular Stent Retrievers International Trade Type Analysis
10.3 Traders or Distributors with Contact Information of Neurovascular Stent Retrievers by Region
10.4 Neurovascular Stent Retrievers Supply Chain Analysis

11 CONSUMERS ANALYSIS OF NEUROVASCULAR STENT RETRIEVERS

11.1 Consumer 1 Analysis
11.2 Consumer 2 Analysis
11.3 Consumer 3 Analysis
11.4 Consumer 4 Analysis

12 CONCLUSION OF THE GLOBAL NEUROVASCULAR STENT RETRIEVERS MARKET PROFESSIONAL SURVEY REPORT 2017

Methodology
Analyst Introduction
Data Source


The report requires updating with new data and is sent in 2-3 business days after order is placed.

List Of Tables

LIST OF TABLES AND FIGURES

Figure Picture of Neurovascular Stent Retrievers
Table Product Specifications of Neurovascular Stent Retrievers
Table Classification of Neurovascular Stent Retrievers
Figure Global Production Market Share of Neurovascular Stent Retrievers by Type in 2016
Figure Balloon Expanding Stents Picture
Table Major Manufacturers of Balloon Expanding Stents
Figure Self-Expanding Stents Picture
Table Major Manufacturers of Self-Expanding Stents
Table Applications of Neurovascular Stent Retrievers
Figure Global Consumption Volume Market Share of Neurovascular Stent Retrievers by Application in 2016
Figure Hospitals Examples
Table Major Consumers in Hospitals
Figure Ambulatory Surgical Centers Examples
Table Major Consumers in Ambulatory Surgical Centers
Figure Others Examples
Table Major Consumers in Others
Figure Market Share of Neurovascular Stent Retrievers by Regions
Figure North America Neurovascular Stent Retrievers Market Size (Million USD) (2012-2022)
Figure China Neurovascular Stent Retrievers Market Size (Million USD) (2012-2022)
Figure Europe Neurovascular Stent Retrievers Market Size (Million USD) (2012-2022)
Figure Southeast Asia Neurovascular Stent Retrievers Market Size (Million USD) (2012-2022)
Figure Japan Neurovascular Stent Retrievers Market Size (Million USD) (2012-2022)
Figure India Neurovascular Stent Retrievers Market Size (Million USD) (2012-2022)
Table Neurovascular Stent Retrievers Raw Material and Suppliers
Table Manufacturing Cost Structure Analysis of Neurovascular Stent Retrievers in 2016
Figure Manufacturing Process Analysis of Neurovascular Stent Retrievers
Figure Industry Chain Structure of Neurovascular Stent Retrievers
Table Capacity and Commercial Production Date of Global Neurovascular Stent Retrievers Major Manufacturers in 2016
Table Manufacturing Plants Distribution of Global Neurovascular Stent Retrievers Major Manufacturers in 2016
Table R&D Status and Technology Source of Global Neurovascular Stent Retrievers Major Manufacturers in 2016
Table Raw Materials Sources Analysis of Global Neurovascular Stent Retrievers Major Manufacturers in 2016
Table Global Capacity, Sales, Price, Cost, Sales Revenue (M USD) and Gross Margin of Neurovascular Stent Retrievers 2012-2017
Figure Global 2012-2017E Neurovascular Stent Retrievers Market Size (Volume) and Growth Rate
Figure Global 2012-2017E Neurovascular Stent Retrievers Market Size (Value) and Growth Rate
Table 2012-2017E Global Neurovascular Stent Retrievers Capacity and Growth Rate
Table 2016 Global Neurovascular Stent Retrievers Capacity (K Units) List (Company Segment)
Table 2012-2017E Global Neurovascular Stent Retrievers Sales (K Units) and Growth Rate
Table 2016 Global Neurovascular Stent Retrievers Sales (K Units) List (Company Segment)
Table 2012-2017E Global Neurovascular Stent Retrievers Sales Price (USD/Unit)
Table 2016 Global Neurovascular Stent Retrievers Sales Price (USD/Unit) List (Company Segment)
Figure North America Capacity Overview
Table North America Supply, Import, Export and Consumption (K Units) of Neurovascular Stent Retrievers 2012-2017E
Figure North America 2012-2017E Neurovascular Stent Retrievers Sales Price (USD/Unit)
Figure North America 2016 Neurovascular Stent Retrievers Sales Market Share
Figure China Capacity Overview
Table China Supply, Import, Export and Consumption (K Units) of Neurovascular Stent Retrievers 2012-2017E
Figure China 2012-2017E Neurovascular Stent Retrievers Sales Price (USD/Unit)
Figure China 2016 Neurovascular Stent Retrievers Sales Market Share
Figure Europe Capacity Overview
Table Europe Supply, Import, Export and Consumption (K Units) of Neurovascular Stent Retrievers 2012-2017E
Figure Europe 2012-2017E Neurovascular Stent Retrievers Sales Price (USD/Unit)
Figure Europe 2016 Neurovascular Stent Retrievers Sales Market Share
Figure Southeast Asia Capacity Overview
Table Southeast Asia Supply, Import, Export and Consumption (K Units) of Neurovascular Stent Retrievers 2012-2017E
Figure Southeast Asia 2012-2017E Neurovascular Stent Retrievers Sales Price (USD/Unit)
Figure Southeast Asia 2016 Neurovascular Stent Retrievers Sales Market Share
Figure Japan Capacity Overview
Table Japan Supply, Import, Export and Consumption (K Units) of Neurovascular Stent Retrievers 2012-2017E
Figure Japan 2012-2017E Neurovascular Stent Retrievers Sales Price (USD/Unit)
Figure Japan 2016 Neurovascular Stent Retrievers Sales Market Share
Figure India Capacity Overview
Table India Supply, Import, Export and Consumption (K Units) of Neurovascular Stent Retrievers 2012-2017E
Figure India 2012-2017E Neurovascular Stent Retrievers Sales Price (USD/Unit)
Figure India 2016 Neurovascular Stent Retrievers Sales Market Share
Table Global 2012-2017E Neurovascular Stent Retrievers Sales (K Units) by Type
Table Different Types Neurovascular Stent Retrievers Product Interview Price
Table Global 2012-2017E Neurovascular Stent Retrievers Sales (K Units) by Application
Table Different Application Neurovascular Stent Retrievers Product Interview Price
Table Nitinol Devices & Components Information List
Table Product A Overview
Table Product B Overview
Table 2016 Nitinol Devices & Components Neurovascular Stent Retrievers Revenue (Million USD), Sales (K Units), Ex-factory Price (USD/Unit)
Figure 2016 Nitinol Devices & Components Neurovascular Stent Retrievers Business Region Distribution
Table Stryker Information List
Table Product A Overview
Table Product B Overview
Table 2016 Stryker Neurovascular Stent Retrievers Revenue (Million USD), Sales (K Units), Ex-factory Price (USD/Unit)
Figure 2016 Stryker Neurovascular Stent Retrievers Business Region Distribution
Table Medtronic Plc Information List
Table Product A Overview
Table Product B Overview
Table 2015 Medtronic Plc Neurovascular Stent Retrievers Revenue (Million USD), Sales (K Units), Ex-factory Price (USD/Unit)
Figure 2016 Medtronic Plc Neurovascular Stent Retrievers Business Region Distribution
Table STI Laser Industries Information List
Table Product A Overview
Table Product B Overview
Table 2016 STI Laser Industries Neurovascular Stent Retrievers Revenue (Million USD), Sales (K Units), Ex-factory Price (USD/Unit)
Figure 2016 STI Laser Industries Neurovascular Stent Retrievers Business Region Distribution
Table Norman Noble Information List
Table Product A Overview
Table Product B Overview
Table 2016 Norman Noble Neurovascular Stent Retrievers Revenue (Million USD), Sales (K Units), Ex-factory Price (USD/Unit)
Figure 2016 Norman Noble Neurovascular Stent Retrievers Business Region Distribution
Table INC Information List
Table Product A Overview
Table Product B Overview
Table 2016 INC Neurovascular Stent Retrievers Revenue (Million USD), Sales (K Units), Ex-factory Price (USD/Unit)
Figure 2016 INC Neurovascular Stent Retrievers Business Region Distribution
Table Hobbs Medical IN Information List
Table Product A Overview
Table Product B Overview
Table 2016 Hobbs Medical IN Neurovascular Stent Retrievers Revenue (Million USD), Sales (K Units), Ex-factory Price (USD/Unit)
Figure 2016 Hobbs Medical IN Neurovascular Stent Retrievers Business Region Distribution
Table Akron Inc. Advent Devices Information List
Table Product A Overview
Table Product B Overview
Table 2016 Akron Inc. Advent Devices Neurovascular Stent Retrievers Revenue (Million USD), Sales (K Units), Ex-factory Price (USD/Unit)
Figure 2016 Akron Inc. Advent Devices Neurovascular Stent Retrievers Business Region Distribution
Table Meril Life Science Information List
Table Product A Overview
Table Product B Overview
Table 2016 Meril Life Science Neurovascular Stent Retrievers Revenue (Million USD), Sales (K Units), Ex-factory Price (USD/Unit)
Figure 2016 Meril Life Science Neurovascular Stent Retrievers Business Region Distribution
Table Advent Devices Pvt. Ltd Information List
Table Product A Overview
Table Product B Overview
Table 2016 Advent Devices Pvt. Ltd Neurovascular Stent Retrievers Revenue (Million USD), Sales (K Units), Ex-factory Price (USD/Unit)
Figure 2016 Advent Devices Pvt. Ltd Neurovascular Stent Retrievers Business Region Distribution
Table W. L. Gore & Associates, Inc. Information List
Figure Global 2017-2022 Neurovascular Stent Retrievers Market Size (K Units) and Growth Rate Forecast
Figure Global 2017-2022 Neurovascular Stent Retrievers Market Size (Million USD) and Growth Rate Forecast
Figure Global 2017-2022 Neurovascular Stent Retrievers Sales Price (USD/Unit) Forecast
Figure North America 2017-2022 Neurovascular Stent Retrievers Consumption Volume (K Units) and Growth Rate Forecast
Figure China 2017-2022 Neurovascular Stent Retrievers Consumption Volume (K Units) and Growth Rate Forecast
Figure Europe 2017-2022 Neurovascular Stent Retrievers Consumption Volume (K Units) and Growth Rate Forecast
Figure Southeast Asia 2017-2022 Neurovascular Stent Retrievers Consumption Volume (K Units) and Growth Rate Forecast
Figure Japan 2017-2022 Neurovascular Stent Retrievers Consumption Volume (K Units) and Growth Rate Forecast
Figure India 2017-2022 Neurovascular Stent Retrievers Consumption Volume (K Units) and Growth Rate Forecast
Table Global Sales Volume (K Units) of Neurovascular Stent Retrievers by Type 2017-2022
Table Global Consumption Volume (K Units) of Neurovascular Stent Retrievers by Application 2017-2022
Table Traders or Distributors with Contact Information of Neurovascular Stent Retrievers by Region