The Boston Scientific MACH1 LeftBU3.75 Coronary Guiding Catheter (REF H749343587150) is a single-use 8F guiding catheter with a 100cm working length and a Left BU 3.75 curve, designed to deliver consistent backup support and stable coaxial engagement during percutaneous coronary interventions. The MACH1 platform is engineered to combine torque response, lumen integrity under load, and tip shape retention to facilitate device delivery in the coronary anatomy.

Key Features
Left BU 3.75 preformed curve for left coronary backup support
8F outer diameter with a large lumen designed for multi-device interventional workflows
100cm usable length suited to standard femoral access procedures
MACH1 shaft construction engineered for 1:1 torque transmission and kink resistance
Atraumatic soft tip designed to reduce vessel trauma during engagement
Lubricious inner lumen intended to support smooth device tracking and exchanges
Sterile, single-use configuration

Clinical Applications
Intended to provide a conduit for the introduction of interventional devices into the coronary vasculature
Used during diagnostic and interventional coronary procedures requiring left-side backup support
Supports delivery of balloons, stents, and other 8F-compatible interventional devices
Suitable for cases where enhanced passive support at the left coronary ostium is desired

Product Information
Brand: Boston Scientific
Product Line: MACH1
Category: Coronary Guiding Catheter
Curve: Left BU 3.75
French Size: 8F
Working Length: 100 cm
REF/UPN: H749343587150
Use: Single-use, sterile
Packaging: Not specified in the located sources
Regulatory status and clinical suitability: Refer to the official manufacturer Instructions for Use