# K961668: Microferret Catheter

- Pathway: 510(k) (Traditional)
- Applicant: Cook, Inc.
- Decided: Nov 4, 1996 after 188 days
- Product code: KRA (Catheter, Continuous Flush)
- Device class: 2
- Regulation: 21 CFR 870.1210
- 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 K853997 (1985). 5 ancestors in all.
No later device cites it as a predicate yet.
0 of 6 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K853997: Infusion Catheter, Target Therapeutics (1985) Summary page 1.
- K862117: Tracker Infusion Catheter, Target Therapeutics (1986) Summary page 1.
- K874751: Tracker-25 Infusion Catheter, Target Therapeutics (1988) Summary page 1.
- K953114: Evolution Microcatheter, Boston Scientific Corp (1995) Summary page 1.
- K931335: Scimed (R) Venture (TM) Infusion Catheter, Scimed Life Systems, Inc. (1994) Summary page 1.
- (no number) pre-Amendment COOK catheters: named in the summary without a submission number

## Indications for use
The Microferret™ catheter is used for percutaneous access to small vessel, distal anatomy.

Source page: https://510kreport.com/device/K961668
Methodology: https://510kreport.com/methodology