The Medtronic Launcher 8Fr MB1 Coronary Guiding Catheter (REF LA8MB1) is a single-use guiding catheter designed to deliver interventional cardiology devices to the coronary anatomy. The MB1 (Multipurpose B1) curve is intended for engagement of vessels with downward or inferior takeoff, including selected right coronary artery and venous bypass graft anatomies, while the 8Fr profile provides a larger inner lumen to accommodate complex device deployment.

Key Features
Three-layer shaft construction combining an inner lubricious liner, stainless steel braid, and outer polymer jacket for torque transmission and kink resistance.
Full-length braided shaft engineered to support 1:1 torque response and consistent backup support.
Soft, tapered atraumatic tip designed to reduce the risk of vessel trauma during engagement.
Large 8Fr inner lumen to facilitate passage of balloons, stents, and adjunctive interventional devices.
Preformed Multipurpose B1 (MB1) curve for selective engagement of inferiorly oriented ostia and grafts.
Smooth hydrophilic-compatible outer surface intended to ease vascular navigation.

Clinical Applications
Introduction of interventional cardiology devices into the coronary vasculature.
Selective engagement of vessels with inferior or downward takeoff, where a multipurpose curve is preferred by the operator.
Support catheter for percutaneous coronary intervention (PCI) procedures requiring an 8Fr platform.
Use in saphenous vein graft and selected right coronary interventions per operator discretion.

Product Information
Brand: Medtronic
Product Line: Launcher Coronary Guiding Catheter
REF / UPN: LA8MB1
Curve: MB1 (Multipurpose B1)
French Size: 8Fr
Category: Guiding Catheter
Usable Length: Not specified in the located sources
Inner Diameter: Not specified in the located sources
Sterilization: Supplied sterile, single-use device
Packaging: Not specified in the located sources
Country of Origin: Not specified in the located sources