MS55 Plus Digital Color Doppler Ultrasound System (MS55); P25 Expert Digital Color Doppler Ultrasound System (P25 Expert); P12 Plus Digital Color Doppler Ultrasound System (P12 Plus); P11 Plus Portable Digital Color Doppler Ultrasound System (P11 Plus); P9 Plus Ultrasound Diagnostic System (P9 Plus); P3 Plus Ultrasound Diagnostic System (P3 Plus)
K231659 is the FDA 510(k) clearance record for MS55 Plus Digital Color Doppler Ultrasound System (MS55); P25 Expert Digital Color Doppler Ultrasound System (P25 Expert); P12 Plus Digital Color Doppler Ultrasound System (P12 Plus); P11 Plus Portable Digital Color Doppler Ultrasound System (P11 Plus); P9 Plus Ultrasound Diagnostic System (P9 Plus); P3 Plus Ultrasound Diagnostic System (P3 Plus), a class II device, cleared for Medisono on under FDA product code IYN (System, Imaging, Pulsed Doppler, Ultrasonic). FDA records list 3 510(k) clearances for Medisono, from to . As of , FDA records show no recalls naming K231659.
Clearance record
Clearances, product code IYN
Trailing 12 monthsShow the numbers
| Month | Clearances |
|---|---|
| November 2025 | 6 |
| December 2025 | 6 |
| January 2026 | 4 |
| February 2026 | 1 |
| March 2026 | 6 |
| April 2026 | 3 |
| May 2026 | 11 |
| June 2026 | 3 |
| July 2026 | 6 |
| August 2026 | 3 |
| September 2026 | 3 |
| October 2026 | 0 |
FIRST ARTICLE / WEEKLY
What cleared, what was recalled, and what changed in the standards. One edition a week for the people who make medical devices.
