510(k) K834519 ยท HCC Device, Biofeedback
CALMTONE
| Applicant | Thought Technology , Ltd., Mchenry IL, US |
| Decision | Substantially Equivalent, Jan 30, 1984 |
| Received | Dec 21, 1983 |
| Type | Traditional |
| FDA record | Open on fda.gov |
Recalls that name K834519
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.