The Boston Scientific MACH1 JL4 ST 7F Coronary Guiding Catheter (REF H749343576740) is a single-use coronary guiding catheter engineered to support left coronary artery cannulation and interventional device delivery. The MACH1 platform is designed to deliver predictable torque response, supportive backup, and a smooth inner lumen intended to facilitate the passage of interventional devices during percutaneous coronary procedures.

Key Features
- Curve: Judkins Left 4.0 (JL4) with Short Tip (ST) configuration
- French size: 7F outer diameter for compatibility with a broad range of interventional devices
- MACH1 shaft technology: Designed to balance pushability, torque transmission and backup support
- Lubricious inner lumen: Intended to support smooth device tracking and contrast delivery
- Atraumatic soft tip: Designed to reduce vessel trauma during engagement
- Single-use, sterile packaged device

Clinical Applications
- Selective angiography and guiding access for the left coronary system
- Support for percutaneous coronary intervention (PCI) device delivery, including balloon catheters, stents and adjunctive devices
- Procedures where a shorter tip may aid coaxial engagement of the left main ostium
- Use via standard arterial access approaches consistent with the manufacturer's instructions for use

Product Information
- Brand: Boston Scientific
- Product line: MACH1
- Category: Coronary Guiding Catheter
- Curve / Tip: JL4 / Short Tip (ST)
- Size: 7F
- REF / UPN: H749343576740
- Usable length: Not specified in the located sources
- Inner diameter: Not specified in the located sources
- Packaging quantity: Not specified in the located sources
- Sterility: Sterile, single-use
- Regulatory status: Refer to manufacturer labeling and the official Instructions for Use for indications, contraindications, warnings and approved markets.