Disposable cassette for connection to a liquid drug infusion pump
US6106498A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 18, 1998 |
| Grant date | Aug 22, 2000 |
| Priority date | — |
| Expiry date | Mar 18, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/60
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The disposable cassette for use with a liquid drug infusion pump comprises a cassette body (1) with a flexible pump tube (2) between an inlet (3) for connection to a drug reservoir on the upstream side and an outlet (4) for delivery of the drug to a medical patient on the downstream side; a pressure detector membrane (18) operatively connectable to said infusion pump having means to measure the pressure in the fluid circuit of the cassette; a passive valve (7) having a pre-stress producing a forward opening pressure of at least 0.15 bar, and an optical code (6) located on the cassette body (1) for recognition of the cassette by said infusion pump.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.