# K010747: Opc Oxygen Conserving Regulator, Model Ahg 1968, Lin-7005, MDL-7609, Mem-7612, Opc-830

- Pathway: 510(k) (Traditional)
- Applicant: Western Ent.
- Decided: May 16, 2001 after 64 days
- Product code: NFB (Conserver, Oxygen)
- Device class: 2
- Regulation: 21 CFR 868.5905
- Recalls of this device: 3 (0 Class I)
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
9 later devices descend from it; 3 cite it directly.
0 of 10 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
- K031983: Inovo, Inc, Economizer Conserving Regulator (2003), 4 descendants of its own
- K020475: Chad Therapeutics Oxypenumatic Cypress Model 511 (2002), 3 descendants of its own
- K070740: Chad Therapeutics Bonsai Model 800 (2007), 1 descendant of its own
- K061785: Cyl-Fil Oxygen System (2006), 1 descendant of its own
- K250322: Respond OC Conserving Regulator (130-0800) (2025), 0 descendants of its own

## Recalls of this device
- Oct 2, 2003 · Not classified · Z-0054-04: The demand valve is defective and does not function as intended in the 'Conservative Mode'.
- Oct 2, 2003 · Not classified · Z-0055-04: The demand valve is defective and does not function as intended in the 'Conservative Mode'.
- Oct 2, 2003 · Not classified · Z-0056-04: The demand valve is defective and does not function as intended in the 'Conservative Mode'.

Source page: https://510kreport.com/device/K010747
Methodology: https://510kreport.com/methodology