The Medtronic Micra AV Leadless Pacemaker (REF MC1AVR1) is a miniaturized, self-contained transcatheter pacing system implanted directly into the right ventricle. It is engineered to provide atrioventricular (AV) synchronous pacing without the need for transvenous leads or a surgical chest pocket, offering a less invasive alternative to traditional pacemaker systems.

Key Features
Fully self-contained leadless pacemaker housing battery, electronics, and electrodes in a single capsule.
Mechanical sensing via internal accelerometer designed to detect atrial contractions for AV synchronous pacing.
Delivered percutaneously via the femoral vein using a dedicated transcatheter delivery system.
Compact form factor intended to minimize device-related complications associated with leads and pockets.
MRI conditional labeling as specified in the manufacturer's documentation.
Programmable parameters managed through Medtronic's CareLink programmer ecosystem.

Clinical Applications
Indicated use as described by the manufacturer for patients requiring ventricular pacing, including those with AV block where AV synchrony is desirable.
Suitable for cases where avoidance of transvenous leads or a subcutaneous pocket is clinically preferred.
Used in electrophysiology and cardiology procedural settings equipped for transcatheter cardiac implantation.
Specific patient selection criteria and contraindications: refer to the official Medtronic Instructions for Use.

Product Information
Brand: Medtronic
Model: Micra AV Transcatheter Pacing System
REF/UPN: MC1AVR1
Category: Pacemakers
Pacing Mode: AV synchronous ventricular pacing (VDD-style behavior via accelerometer-based atrial sensing)
Implant Location: Right ventricle
Delivery Approach: Transcatheter, femoral venous access
MRI Compatibility: MR Conditional per manufacturer labeling
Sterility: Supplied sterile, single-use
Dimensions and Battery Longevity: Not specified in the located sources
Regulatory Status: Not specified in the located sources