# K964865: PVK-720ST Endocavitary Transducer

- Pathway: 510(k) (Traditional)
- Applicant: Toshiba America Medical Systems, In.C
- Decided: Mar 10, 1997 after 96 days
- Product code: ITX (Transducer, Ultrasonic, Diagnostic)
- Device class: 2
- Regulation: 21 CFR 892.1570
- 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 K891453 (1989). 3 ancestors in all.
204 later devices descend from it; 1 cites it directly.
3 of 208 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K933743: SSA-380A, Toshiba America Medical Systems, In.C (1994) Summary page 1.
- K943303: PVK-357AT, Toshiba America Medical Systems, In.C (1995) Summary page 1.
- K891453: Diagnostic Ultrasound Transducer: Pve-582V, Toshiba Medical Systems (1989) Summary page 1.

## Most influential descendants
- K991710: Ssa-370A/Powervision 6000 (1999), 203 descendants of its own
- K994096: Sonoheart Hand-Carried Echocardiography System (1999), 196 descendants of its own
- K063761: Acuson P10 Diagnostic Ultrasound System (2007), 135 descendants of its own
- K092756: GE Vscan Compact Diagnostic Ultrasound System (2009), 130 descendants of its own
- K090505: Speq Ultrasound System (2009), 107 descendants of its own

Source page: https://510kreport.com/device/K964865
Methodology: https://510kreport.com/methodology