The Boston Scientific MACH1 CLS4 8F Coronary Guiding Catheter (REF H749343585750) is a single-use percutaneous guiding catheter designed to facilitate the introduction and positioning of interventional devices within the coronary vasculature. The MACH1 platform is engineered to deliver a balance of backup support, torque response, and lumen integrity during diagnostic and interventional coronary procedures.

Key Features
Single-use 8F guiding catheter from the Boston Scientific MACH1 family.
CLS4 (Contralateral Support) curve geometry intended for engagement of the left coronary ostium with enhanced backup support against the contralateral aortic wall.
Multi-layer shaft construction designed to combine torque transmission, kink resistance, and lumen patency.
Atraumatic soft tip designed to reduce the risk of vessel trauma during cannulation.
Lubricious inner lumen intended to facilitate smooth device delivery and exchange.

Clinical Applications
Percutaneous coronary diagnostic and interventional procedures requiring 8F guiding catheter support.
Engagement of the left coronary artery in anatomies where contralateral wall backup is desired.
Delivery of interventional devices such as guidewires, balloon catheters, and stents through a stable conduit.
Procedures in which enhanced passive support is preferred over standard left curves.

Product Information
Brand: Boston Scientific
Product Family: MACH1
Curve: CLS4 (Contralateral Support, left coronary)
French Size: 8F
Category: Coronary Guiding Catheter
REF/UPN: H749343585750
Use: Single-use, sterile (refer to manufacturer IFU)
Working Length: Not specified in the located sources
Inner Diameter: Not specified in the located sources
Tip Configuration: Not specified in the located sources
Packaging Quantity: Not specified in the located sources
Buyers should consult the official Boston Scientific Instructions for Use and product labeling for complete specifications, indications, contraindications, warnings, and regional regulatory status prior to procurement.