510(k) K831556 ยท BTT Humidifier, Respiratory Gas, (Direct Patient Interface)
VAPOR-PHASE HUMIDIFIER SYSTEM
| Applicant | Cygnus Research Corp., Mchenry IL, US |
| Decision | Substantially Equivalent, Jul 19, 1983 |
| Received | May 16, 1983 |
| Type | Traditional |
| FDA record | Open on fda.gov |
Recalls that name K831556
No recall in the FDA data names this 510(k).
Links come from the 510(k) numbers listed on each FDA recall record. We don't infer predicate chains.