A discussion on CPAPtalk talks about the importance of tracking oxygen levels. One of the recording machines mentioned was the Nonin Wrist pulse Oximeter 3100 which uses a finger probe. At one time it was being offered for $300 on eBay. With additional software it's data can be downloaded to a PC.
| Identifier (URI) | Rank |
|---|---|
| dbkwik:resource/BB_4VoCewJfglTOqResJMw== | 5.88129e-14 |
![[RDF Data]](/fct/images/sw-rdf-blue.png)
