# Microsphere, Trace
> **Product code: DQG** · Class III — High Risk (PMA approval required, life-sustaining) · Cardiovascular · 21 CFR 870.1360
## Classification
- **FDA Product Code:** DQG
- **Device class:** Class III — High Risk (PMA approval required, life-sustaining)
- **Regulation:** 21 CFR 870.1360
- **Review panel:** CV
- **Medical specialty:** Cardiovascular
- **Submission type:** 2
- **GMP exempt:** N
- **Life sustaining:** N
- **Implant:** Y
- **Third-party review:** N
## Definition

Call for PMAs 12/26/96 (61 FR 50706 (9/27/96))

## Market data
- **Cleared 510(k) submissions:** 0
- **Registered establishments:** 0
## Source
- [FDA Device Classification](https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpcd/classification.cfm?ID=DQG)
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