# K821532: Periguard Pericardial Patch

- Pathway: 510(k) (Traditional)
- Applicant: Genetic Laboratories, Inc.
- Decided: Aug 19, 1982 after 87 days
- Product code: DXZ (Patch, Pledget And Intracardiac, Petp, Ptfe, Polypropylene)
- Device class: 2
- Regulation: 21 CFR 870.3470
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
3 later devices descend from it; 2 cite it directly.
0 of 4 devices in its family (counting itself) have 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
- K973552: Ocu-Guard Orbital Implant Wrap, Supple Ocu-Guard Orbital Implant Wrap (1997), 1 descendant of its own
- K122306: Synovis Collagen Matrix (TBD) (2013), 0 descendants of its own
- K983581: Ocu-Guard and Ocu-Guard Supple (1998), 0 descendants of its own

Source page: https://510kreport.com/device/K821532
Methodology: https://510kreport.com/methodology