Advisories
Minix, Minix ST, Micro Minix IPGs
Original Date of Advisory: May 6, 1991
Potential Delayed Restoration of Permanent Settings
Product
All Models of the Minix, Minix ST, and Micro Minix families of implantable pulse generators
Advisory
Possibility of delayed restoration of permanent pacing mode and parameters, after the magnet or programming head is removed under certain conditions.
Patient Management Recommendations
To eliminate any potential risk associated with temporary programming, depress the INTERROGATE key and verify successful interrogation before moving the programming head away from the pulse generator. The delay condition can also be terminated by repositioning the programming head and depressing the EMERGENCY VVI key.
Status
Device performance related to this advisory continues to be within Medtronic’s engineering projections. Patient management recommendations remain unchanged. Out of the initial implant population of 65,000 in the United States, approximately 4,100 remain implanted. The devices affected by this advisory are nearing the end of their expected longevity.