Blood leak detector for extracorporeal treatment system
US7230687B2 · kind B2 · utility
41Cited by
22References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 2, 2005 |
| Grant date | Jun 12, 2007 |
| Priority date | — |
| Expiry date | Sep 2, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/331
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A blood leak detector is disclosed having a light source projecting a beam along an optical path, wherein the beam has a wavelength in a range of about 800 to 930 nm; a light detector receiving the beam through an aperture having a diameter in a range of 30 to 60 thousands of an inch; and a housing to receive a tubular liquid passage between the light source and light detector, the housing having a slot transverse to the optical path to receive the tubular liquid passage and the slot has a width narrower than the tubular liquid passage when uncompressed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.