# K874367: Various Cardiac Cryoprobes Having Dia. & Cos. Diff

- Pathway: 510(k) (Traditional)
- Applicant: Spembly Medical, Ltd.
- Decided: Jan 4, 1988 after 73 days
- Product code: HQO (Unit, Cautery, Thermal, Ac-Powered)
- Device class: 2
- Regulation: 21 CFR 886.4115
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
393 later devices descend from it; 1 cites it directly.
1 of 394 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
- K974320: Cryogen Cardiac Cryosurgical System (1998), 392 descendants of its own
- K013946: Flex 10 Accessory for the Afx Microwave Ablation System (2002), 340 descendants of its own
- K041340: Guidant Microwave Ablation System (2004), 268 descendants of its own
- K043153: Intuitive Surgical DA Vinci Surgical System and Endoscopic Instruments, Models IS1200 & IS1000 (2004), 251 descendants of its own
- K050005: Intuitive Surgical Monopolar Curved Scissors, Model 400179; Tip Cover Accessory, Model 400180 (2005), 231 descendants of its own

Source page: https://510kreport.com/device/K874367
Methodology: https://510kreport.com/methodology