# K901721: Modified Target Therapeutics Coils

- Pathway: 510(k) (Traditional)
- Applicant: Target Therapeutics
- Decided: Jul 3, 1990 after 81 days
- Product code: HCG (Device, Neurovascular Embolization)
- Device class: 2
- Regulation: 21 CFR 882.5950
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
83 later devices descend from it; 3 cite it directly.
1 of 84 devices in its family (counting itself) has a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K964367: Ces Vascular Occlusion System (1997), 80 descendants of its own
- K972881: Ces Vascular Occlusion System (1998), 79 descendants of its own
- K983483: Vascular Occlusion System (1999), 78 descendants of its own
- K993455: Flipper Detachable Embolization Coil (2000), 41 descendants of its own
- K031810: Amplatzer Vascular Plug (2003), 38 descendants of its own

Source page: https://510kreport.com/device/K901721
Methodology: https://510kreport.com/methodology