# K090112: Midas Rex MR7 Pneumatic High Speed System, Models PM700, PM710, PC700, PC710, PC720, PA700

- Pathway: 510(k) (Traditional)
- Applicant: Medtronic Powered Surgical Solutions
- Decided: Mar 26, 2009 after 69 days
- Product code: HBB (Motor, Drill, Pneumatic)
- Device class: 2
- Regulation: 21 CFR 882.4370
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K020069 (2002). 1 ancestor in all.
20 later devices descend from it; 5 cite it directly.
0 of 22 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K020069: Medtronic Mida Rex Legend System, Midas Rex Legend Pneumatic High Speed System or Legend System, Medtronic Midas Rex (2002) Summary page 1.

## Most influential descendants
- K163182: Medtronic Legend Pneumatic; MR7 Pneumatic; Triton Pneumatic Drill System incorporating various Pneumatic Handpieces; Attachments; Surgical Dissecting Tools; and System Accessories (2017), 10 descendants of its own
- K160713: Stealth-Midas System (2016), 9 descendants of its own
- K163565: MR8 Drill System (2017), 7 descendants of its own
- K220241: “POINT” Kinguide Robotic-Assisted Surgical System (2022), 4 descendants of its own
- K191597: Stealth Autoguide System, Midas Rex Legend Depth Stop System (2019), 4 descendants of its own

## Indications for use
The Medtronic Midas Rex MR7 System is a pneumatically operated surgical instrument system. The pneumatic motors provide power to operate removable rotating surgical cutting tools and their accessories intended for use in neurosurgery, including craniotomy and spinal surgery; as well as Ear Nose and Throat (ENT), orthopedic, and general surgical applications including maxillofacial, craniofacial and sternotomy surgeries.

Source page: https://510kreport.com/device/K090112
Methodology: https://510kreport.com/methodology