The Boston Scientific MACH1 CLS3 7F Coronary Guiding Catheter (REF H749343575730) is a single-use interventional catheter designed to facilitate the delivery of diagnostic and therapeutic devices into the coronary vasculature. The MACH1 platform is engineered to provide consistent backup support, smooth torque transmission, and a stable lumen during percutaneous coronary procedures.

Key Features
Curve configuration: CLS3 (Contralateral Support, size 3) shape intended for left coronary engagement with enhanced passive backup support.
French size: 7F outer diameter for compatibility with a broad range of interventional devices.
MACH1 construction: multi-layer shaft engineered for 1:1 torque response and kink resistance.
Lumen: large inner lumen designed to accommodate balloons, stents, and adjunctive PCI devices (specific lumen dimensions: Not specified in the located sources).
Atraumatic soft tip designed to reduce vessel trauma at the ostium.
Lubricious inner surface to support smooth device tracking and exchanges.
Working length: Not specified in the located sources.
Sterile, single-use, packaged individually.

Clinical Applications
Intended for use in percutaneous coronary intervention (PCI) procedures requiring guiding catheter support.
Engagement of the left coronary ostium where additional contralateral wall support is desired.
Delivery of interventional devices including guidewires, balloon catheters, and stent systems.
Suitable use cases and patient selection should be determined by the treating physician in accordance with the official Instructions for Use.

Product Information
Brand: Boston Scientific
Product line: MACH1
Curve: CLS3 (Contralateral Support 3)
French size: 7F
Category: Coronary Guiding Catheter
REF / UPN: H749343575730
Sterility: Sterile, single-use
Storage: Store per manufacturer IFU in a cool, dry location away from direct sunlight.
Regulatory status: Refer to the manufacturer for region-specific regulatory clearances and approved indications.